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Essential tools for developers and programmers
Create secure, cryptographically random passwords with customizable length, character sets (uppercase, lowercase, numbers, symbols), and complexity requirements to meet website and organizational security policies.
Test WebAuthn/FIDO2 compatibility on your device and websites, generate secure passkeys for passwordless authentication using biometric or hardware keys, with strong fallback password options for legacy systems.
Generate cryptographically secure random numbers within custom min/max ranges for development, testing, statistical sampling, lottery simulations, and gaming applications with guaranteed unpredictability.
Advanced random number generation with multiple distribution patterns (uniform, normal, exponential), bulk generation up to 10,000 numbers, statistical analysis, CSV export, and reproducible seed options.
Convert binary code (0s and 1s) to readable text and vice versa with intelligent padding detection, multiple encoding formats (ASCII, UTF-8, Unicode, Base64), automatic format recognition, and validation.
Translate text to International Morse code and decode Morse signals from audio input, visual light patterns, or manual tapping with adaptive timing calibration, learning mode, and playback features.
Generate globally unique identifiers (GUIDs/UUIDs) in multiple RFC 4122 formats (Version 1 timestamp-based, Version 4 random, Version 5 name-based) with bulk generation, braces/hyphens options, and validation.
Create universally unique identifiers (UUIDs) compliant with RFC 4122 standards supporting all versions (v1, v3, v4, v5) with timestamp generation, random generation, or name-based hashing with customizable namespaces.
Test, debug, and optimize regular expressions in real-time with pattern matching visualization, capture group extraction, replace functionality, syntax highlighting, multi-line support, and multiple regex flavors (PCRE, JavaScript, Python).
Transform plain text into stylized italic Unicode characters (mathematical alphanumeric symbols) that display as italics across all platforms, social media, documents, and websites without requiring special fonts or formatting.
Design professional flowcharts, process diagrams, and workflow visualizations with intuitive drag-and-drop interface, standard shapes (rectangles, diamonds, ovals), smart connectors, color customization, and export to PNG/SVG/PDF formats.
Convert text and images into ASCII art with customizable character sets, adjustable output dimensions, multiple artistic styles (blocks, edges, detailed), color/grayscale options, perfect for terminal displays, signatures, and text-based graphics.
Generate MD5 hash values from text or files for data integrity verification, checksum validation, password hashing (legacy), file comparison, and duplicate detection. Supports text input, file upload, uppercase/lowercase output, and hash comparison.
Generate valid cron expressions for scheduling tasks with visual builder, preset templates (daily, weekly, monthly), time zone support, next execution preview, validation, and human-readable descriptions. Perfect for job schedulers, automation, and recurring tasks.
Automatically generate JSON Schema from sample JSON data with intelligent type inference, strict mode options, required field detection, draft version selection (Draft 7, 2020-12), and AI-powered schema refinement with descriptive titles and documentation.
Generate realistic fake addresses including street numbers, street names, city, state/province, ZIP/postal codes, and country for testing forms, development environments, database population, and data anonymization while protecting privacy.
Create website favicons from uploaded images, text, or emojis with automatic multi-size generation (16x16, 32x32, 180x180), multiple format outputs (ICO, PNG, SVG), browser compatibility optimization, and manifest.json generation.
Generate random colors in multiple formats (HEX, RGB, RGBA, HSL, HSLA, CMYK) with shade and tint variations, complementary color suggestions, palette creation, accessibility contrast ratio checking, and CSS-ready output.
Generate Open Graph meta tags for social media sharing (Facebook, Twitter, LinkedIn). Create optimized og:title, og:description, og:image tags with preview cards, validation, and platform-specific recommendations for better social media engagement.
Generate various barcode formats (Code 128, EAN-13, UPC-A, QR Code, Data Matrix) with customizable size, error correction levels, and export options for product labeling, inventory management, and retail applications.
Generate placeholder text in Lorem Ipsum format with customizable word count, paragraph count, sentence length, and output format (plain text, HTML, Markdown) for design mockups, website templates, and content placeholders.
Generate sample JSON data structures based on natural language descriptions using AI, create realistic API response examples, test JSON parsers, and generate mock data for development and testing purposes with customizable complexity.
Generate regular expression patterns from natural language descriptions, create regex for common patterns (email, phone, URL, date), test patterns against sample text, and learn regex syntax with explanations and examples.
Create high-fidelity, logically consistent datasets using no-code dependency rules. Define fields, set relationships between fields (if/then rules), and generate realistic test data perfect for testing business logic, edge cases, and internationalization.
Generate realistic fake data including names, addresses, emails, phone numbers, dates, credit cards, and more for testing, development, and prototyping. Supports multiple locales and formats with customizable output.
Generate cryptographically secure secret keys in multiple formats (hex, base64, URL-safe) with customizable length, entropy calculation, strength indicators, and security analysis. Perfect for API keys, encryption keys, and authentication tokens.
Generate secure authentication tokens, session tokens, and access tokens in multiple formats (hex, base64url, alphanumeric) with customizable length, entropy calculation, and security analysis for API authentication and session management.
Generate secure API keys for applications with customizable formats, prefixes, length, and character sets. Supports multiple key types (public/private, read/write), key rotation, and secure storage recommendations.
Generate secure, memorable passphrases using word lists (Diceware, EFF word list) with customizable word count, separator options, capitalization, and number/symbol insertion. More memorable than random passwords while maintaining high security.
Generate strong, secure passwords with customizable length, character sets (uppercase, lowercase, numbers, symbols), exclusion of ambiguous characters, and strength indicators. Perfect for accounts requiring high security.
Create secure, cryptographically random passwords with customizable length, character sets (uppercase, lowercase, numbers, symbols), and complexity requirements to meet website and organizational security policies.
Generate cryptographically secure random numbers within custom min/max ranges for development, testing, statistical sampling, lottery simulations, and gaming applications with guaranteed unpredictability and seed support for reproducible sequences.
Generate random strings of customizable length with options for character sets (uppercase, lowercase, numbers, symbols), exclusion of similar characters, and multiple output formats. Perfect for IDs, tokens, and test data generation.
Generate ULIDs (Universally Unique Lexicographically Sortable Identifiers) - 128-bit identifiers that are sortable by creation time, URL-safe, and provide better database indexing performance than UUIDs without needing additional timestamp columns.
Encode special characters and symbols into HTML entities (e.g., & → &, < → <, © → ©) to safely display reserved characters in HTML documents without breaking markup structure or causing XSS vulnerabilities.
Decode percent-encoded URLs back to human-readable format, converting URL-safe escape sequences (%20 to space, %3A to :, %2F to /) for URL analysis, debugging, and data extraction from web requests.
Encode URLs and query string parameters by converting spaces, special characters, and non-ASCII symbols to percent-encoded format (%20, %3A, %2F) ensuring safe transmission in HTTP requests and preventing URL parsing errors.
Decode Base64-encoded strings back to original text, binary data, or files with automatic format detection, MIME type identification, image preview, and direct file download for extracted content.
Encode text, binary data, images, or files into Base64 ASCII string format for safe data transmission over text-based protocols, embedding images in HTML/CSS (data URIs), API authentication tokens, and email attachments.
Decode HTML entities back to their original characters, converting encoded symbols (like & to &, < to <, © to ©) for readable text extraction, data processing, and content analysis.
Encode special characters and symbols into HTML entities (e.g., & → &, < → <, © → ©) to safely display reserved characters in HTML documents without breaking markup structure or causing XSS vulnerabilities.
Decode percent-encoded URLs back to human-readable format, converting URL-safe escape sequences (%20 to space, %3A to :, %2F to /) for URL analysis, debugging, and data extraction from web requests.
Encode URLs and query string parameters by converting spaces, special characters, and non-ASCII symbols to percent-encoded format (%20, %3A, %2F) ensuring safe transmission in HTTP requests and preventing URL parsing errors.
Decode Base64-encoded strings back to original text, binary data, or files with automatic format detection, MIME type identification, image preview, and direct file download for extracted content.
Encode text, binary data, images, or files into Base64 ASCII string format for safe data transmission over text-based protocols, embedding images in HTML/CSS (data URIs), API authentication tokens, and email attachments.
Encode text to ASCII character codes (decimal, hexadecimal, octal) with character-by-character conversion, extended ASCII support, control character handling, and reverse decoding capabilities for encoding analysis and character code lookup.
Decode binary code (0s and 1s) to readable text with automatic padding detection, multiple encoding support (ASCII, UTF-8, Unicode), format validation, and character-by-character conversion for binary data analysis and text extraction.
Encode text to binary format (0s and 1s) with character-by-character conversion, UTF-8 support, space-separated or continuous output, byte grouping options, and reverse decoding for binary data creation and encoding analysis.
Decode hexadecimal strings to readable text with automatic format detection, UTF-8 support, byte pair conversion, validation, and character-by-character decoding for hex data analysis and text extraction from hexadecimal representations.
Encode text to hexadecimal format with UTF-8 support, byte-by-byte conversion, space-separated or continuous output options, uppercase/lowercase hex digits, and reverse decoding for hex data creation and encoding analysis.
Decode Unicode code points (U+XXXX format) to readable text with UTF-8/UTF-16 support, emoji handling, surrogate pair processing, character name lookup, and multi-byte character decoding for Unicode text analysis and international character processing.
Encode text to Unicode code points (U+XXXX format) with character-by-character conversion, UTF-8/UTF-16 encoding support, emoji code point extraction, character name display, and reverse decoding for Unicode analysis and international character encoding.
Decode HTML entities (like &, <, ") back to their original characters with support for named entities, numeric entities (decimal and hexadecimal), and automatic entity detection for extracting readable text from HTML-encoded content.
Encode special characters to HTML entities (like & → &, < → <, © → ©) with named entity preference, numeric entity options, and safe HTML display for preventing XSS vulnerabilities and preserving markup structure.
Encode JSON Web Tokens (JWT) with header and payload creation, algorithm selection (HS256, RS256, ES256), secret key configuration, expiration time (exp), issued at (iat), and signature generation for secure authentication and authorization tokens.
Calculate checksums for files and text using multiple algorithms (MD5, SHA-1, SHA-256, SHA-512, CRC32) to verify file integrity, detect corruption, compare files, and ensure data hasn't been modified during transmission or storage.
Calculate CRC32 (Cyclic Redundancy Check) checksums for files and text with support for multiple variants (IEEE 802.3, Castagnoli, Koopman, BZIP2), custom polynomial configuration, and error detection for data integrity verification.
Generate HMAC (Hash-based Message Authentication Code) signatures using various hash algorithms (SHA-256, SHA-512, SHA-1, MD5) for API authentication, message integrity verification, and secure request signing.
Identify hash types and algorithms from hash values by analyzing length, character set, and patterns. Supports detection of MD5, SHA-1, SHA-256, SHA-512, bcrypt, Argon2, and other common hash formats for security analysis and forensics.
Verify passwords against bcrypt hashes by comparing plaintext passwords with stored bcrypt hash values. Supports all bcrypt variants ($2a$, $2b$, $2y$) and provides secure password verification for authentication systems.
Generate bcrypt password hashes with customizable cost factors (rounds), automatic salt generation, and support for all bcrypt variants ($2a$, $2b$, $2y$). Perfect for secure password storage in applications and databases.
Generate SHA-512 (Secure Hash Algorithm 512-bit) cryptographic hashes for text and files. SHA-512 produces 128-character hexadecimal hashes, providing high security for data integrity, digital signatures, and password hashing applications.
Generate SHA-256 (Secure Hash Algorithm 256-bit) cryptographic hashes for text and files. SHA-256 produces 64-character hexadecimal hashes, providing strong security for data integrity, digital signatures, and secure communications.
Generate SHA-1 (Secure Hash Algorithm 1) cryptographic hashes for text and files. SHA-1 produces 40-character hexadecimal hashes. Note: SHA-1 is considered cryptographically broken and should not be used for new security applications.
Convert ASCII text to binary representation. Encode each ASCII character to its 8-bit binary equivalent, view character-by-character mapping, and understand how text is represented in binary format for encoding, data analysis, and learning purposes.
Convert any text to binary format using UTF-8 encoding. Supports all Unicode characters including emojis and international text, provides character-by-character binary representation, and shows how text is encoded in binary for data transmission and storage.
Obfuscate JavaScript, TypeScript, and other code to make it harder to read and reverse-engineer. Rename variables and functions, minify code, add dead code, and protect intellectual property while maintaining functionality.
Build database connection strings for MySQL, PostgreSQL, SQL Server, MongoDB, and other databases. Generate properly formatted connection strings with host, port, database name, credentials, and connection options.
Generate MySQL queries (SELECT, INSERT, UPDATE, DELETE) from table schemas and requirements. Build complex queries with JOINs, WHERE clauses, aggregations, and subqueries using an intuitive interface.
Build MongoDB queries visually using an intuitive interface. Create find queries, aggregation pipelines, update operations, and complex queries with filters, projections, sorting, and MongoDB operators.
Generate Entity-Relationship (ER) diagrams from SQL schemas or database structures. Visualize database relationships, table connections, foreign keys, and export diagrams in PNG, JPG, WebP, or PDF formats.
Design database schemas visually with drag-and-drop interface. Create tables, define columns with data types, set primary keys and foreign keys, establish relationships, and generate SQL CREATE statements from your visual design.
Build SQL queries visually with drag-and-drop interface. Create SELECT, INSERT, UPDATE, DELETE queries with JOINs, WHERE clauses, aggregations, and subqueries. Generate SQL from visual query design.
Generate table of contents (TOC) for Markdown documents automatically. Extract headings from Markdown files, create nested TOC with proper indentation, and generate anchor links compatible with GitHub, GitLab, and other Markdown processors.
Generate Markdown tables from CSV, TSV, or manual input. Create properly formatted Markdown tables with alignment options, add/remove rows and columns, and convert data into Markdown table syntax for documentation and README files.
Generate realistic random user profiles with names, emails, addresses, phone numbers, avatars, and demographic data. Create test users for applications, mock data for development, and sample profiles with customizable fields and export formats.
Generate structured test data with custom schemas, field types, constraints, and relationships. Create realistic datasets for testing applications, databases, and APIs with customizable complexity, data types, and export formats (JSON, CSV, SQL).
Generate configuration files for various frameworks and tools (webpack, eslint, prettier, babel, etc.). Create config files with best practices, customizable options, validation, and format support (JSON, YAML, JavaScript, TypeScript).
Generate CircleCI configuration files (.circleci/config.yml) for CI/CD pipelines. Create workflows with jobs, steps, caching, environment variables, Docker images, and deployment configurations with validation and best practices.
Generate GitHub Actions workflow files (.github/workflows/*.yml) for CI/CD pipelines. Create workflows with jobs, steps, matrix strategies, caching, secrets, environment variables, and deployment configurations with validation and best practices.
Generate GitLab CI configuration files (.gitlab-ci.yml) for CI/CD pipelines. Create pipelines with stages, jobs, Docker images, caching, artifacts, environment variables, and deployment configurations with validation and best practices.
Generate Jenkins pipeline files (Jenkinsfile) for CI/CD pipelines. Create declarative and scripted pipelines with stages, steps, agents, environment variables, post-actions, and deployment configurations with validation and best practices.
Generate Git commands for common operations (commit, push, pull, merge, rebase, etc.). Create Git commands with proper syntax, flags, and options based on your workflow needs. Includes command explanations and best practices.
Generate Git branch names following naming conventions (feature/, bugfix/, hotfix/, etc.). Create branch names based on issue numbers, feature descriptions, or templates. Includes validation and best practices for branch naming.
Generate conventional commit messages following the Conventional Commits specification. Create commit messages with type (feat, fix, docs, etc.), scope, description, and body. Includes validation and best practices for clear commit history.
Generate changelogs from Git commit messages, version tags, or manual entries. Create formatted changelogs following Keep a Changelog format, group changes by type, include version numbers, dates, and links. Supports Markdown and other formats.
Generate .gitignore files for various programming languages, frameworks, and IDEs. Create comprehensive .gitignore files with common patterns, custom rules, and best practices. Supports multiple templates and customization options.
Generate JSON-LD structured data markup for SEO and rich snippets. Create schema.org markup for websites, articles, products, organizations, events, and more. Includes validation and preview for Google Search Console compatibility.
Generate schema.org structured data markup in JSON-LD, Microdata, or RDFa format. Create structured data for websites, articles, products, organizations, events, and more. Includes validation and Google Search Console compatibility.
Generate Twitter Card meta tags for rich link previews on Twitter. Create summary, summary_large_image, app, and player card types with optimized images, titles, descriptions, and validation. Includes preview and best practices.
Generate comprehensive HTML meta tags for SEO, social media, and web standards. Create title, description, keywords, Open Graph, Twitter Cards, viewport, robots, and other meta tags with validation and best practices.
Generate comprehensive test cases for regular expressions. Create matching and non-matching strings, edge cases, and validation examples to thoroughly test regex patterns and ensure they work correctly.
Generate mock GraphQL responses for testing and development. Enter a GraphQL schema and query, and get realistic mock data responses. Includes AI-powered schema generation and query suggestions.
Generate realistic mock REST API responses for testing and development. Create JSON responses with customizable data structures, status codes, headers, and realistic sample data for API endpoints.
Format, beautify, and validate JSON data with customizable indentation (2/4 spaces, tabs), syntax highlighting, error detection with line numbers, tree view, minify/beautify toggle, and automatic PII detection for security compliance.
Beautify and format HTML code with proper indentation, automatic tag closing, attribute value quoting, configurable tab/space settings, DOCTYPE preservation, inline-block element handling, and HTML5 validation.
Format CSS stylesheets with consistent indentation, property alphabetical sorting, vendor prefix preservation, color format normalization (HEX/RGB/HSL), comment formatting, and configurable brace placement for improved code readability and maintainability.
Format JavaScript code with intelligent indentation, automatic semicolon insertion (ASI), bracket placement styles (K&R, Allman), arrow function formatting, support for ES6+ syntax (async/await, destructuring), JSX/React code, and TypeScript.
Format Python code according to PEP 8 style guide with automatic indentation (4 spaces), maximum line length (79/99 chars), import statement organization (standard/third-party/local), docstring formatting, and trailing whitespace removal.
Format PHP code with PSR-1/PSR-2/PSR-12 compliance, proper indentation, opening brace placement (same/new line), namespace formatting, use statement ordering, and support for PHP 7.x/8.x syntax features including attributes and enums.
Format SQL queries with keyword capitalization (UPPER/lower/Title), intelligent indentation, line breaks after clauses, comma placement (leading/trailing), and support for multiple database dialects (MySQL, PostgreSQL, SQL Server, Oracle, SQLite).
Beautify XML documents with proper hierarchical indentation, attribute formatting (same/new line), self-closing tag optimization, namespace prefix handling, CDATA section preservation, DOCTYPE retention, and XML declaration formatting for improved document readability.
Format YAML files with correct indentation (2/4 spaces), key-value alignment, inline/block style optimization, comment preservation and alignment, array formatting, multi-line string handling, and syntax validation following YAML 1.2 specification.
Format, validate, and clean CSV (Comma-Separated Values) data with automatic delimiter detection (comma, semicolon, tab, pipe), header row normalization, encoding conversion (UTF-8, Latin-1, Windows-1252), duplicate row detection, empty field handling, and quote escaping.
Edit Markdown with split-screen live HTML preview, syntax highlighting, formatting toolbar (bold, italic, lists, tables, code blocks), GitHub Flavored Markdown support, table editor with visual grid, math equation rendering (LaTeX), and export to HTML/PDF formats.
Universal code formatter supporting 50+ programming languages (JavaScript, Python, Java, C++, Go, Ruby, PHP, TypeScript) with customizable style rules, automatic language detection, syntax highlighting, indentation control (spaces/tabs), and batch file processing.
Advanced SQL query formatting with syntax validation, performance optimization suggestions, join visualization, subquery formatting, CTE (Common Table Expression) alignment, and formatted output tailored to specific database systems with dialect-aware keywords.
Format TypeScript code with Prettier integration, customizable options (print width, semicolons, quotes, trailing commas), real-time formatting, syntax validation, and AI-powered code style analysis for consistent, readable TypeScript code.
Beautify and format JavaScript code with advanced options including indentation style, brace placement, quote preferences, semicolon insertion, line wrapping, and ES6+ syntax support for clean, readable JavaScript code.
Beautify and format CSS code with consistent indentation, property sorting, vendor prefix preservation, color format normalization (HEX/RGB/HSL), comment formatting, and configurable brace placement for improved CSS readability and maintainability.
Format PostgreSQL SQL queries with proper indentation, keyword capitalization, alignment, and PostgreSQL-specific syntax highlighting. Beautify complex queries with CTEs, window functions, and advanced PostgreSQL features.
Format Markdown files with consistent structure, proper heading hierarchy, standardized list formatting, table alignment, code block indentation, and clean organization. Ensure Markdown follows best practices and renders correctly.
Format and preview Markdown using GitHub Flavored Markdown (GFM) specifications. Support for tables, task lists, strikethrough, syntax highlighting, autolinks, and other GFM extensions. Ensure Markdown renders correctly on GitHub, GitLab, and GFM-compatible platforms.
Format and beautify Terraform HCL (HashiCorp Configuration Language) code with consistent indentation, proper alignment, syntax validation, and AI-powered security scanning for infrastructure-as-code best practices.
Format and beautify Solidity smart contract code with consistent indentation, proper spacing, bracket alignment, and syntax validation following Solidity style guide best practices for Ethereum development.
Format and beautify GraphQL schemas, queries, and mutations with consistent indentation, proper field alignment, syntax validation, and error detection following GraphQL specification standards.
Format and beautify PowerShell scripts with consistent indentation, proper spacing, cmdlet alignment, and syntax validation following PowerShell best practices and style guidelines.
Format and beautify shell scripts (Bash, sh) with consistent indentation, proper spacing, command alignment, and syntax validation following shell scripting best practices.
Format and beautify Perl code with consistent indentation, proper spacing, subroutine alignment, and syntax validation following Perl best practices and style guidelines.
Format and beautify Scala code with consistent indentation, proper spacing, type alignment, and syntax validation following Scala style guide and functional programming best practices.
Format and beautify Dart code with consistent indentation, proper spacing, class alignment, and syntax validation following Dart style guide and Flutter development best practices.
Format and beautify Rust code with consistent indentation, proper spacing, type alignment, and syntax validation following Rust style guide and rustfmt standards.
Format and beautify Swift code with consistent indentation, proper spacing, type alignment, and syntax validation following Swift style guide and SwiftFormat standards.
Format and beautify Kotlin code with consistent indentation, proper spacing, type alignment, and syntax validation following Kotlin style guide and Android development best practices.
Format and beautify Go (Golang) code with consistent indentation, proper spacing, type alignment, and syntax validation following Go style guide and gofmt standards.
Format and beautify Ruby code with consistent indentation, proper spacing, method alignment, and syntax validation following Ruby style guide and RuboCop standards.
Format and beautify PHP code with consistent indentation, proper spacing, class alignment, and syntax validation following PHP-FIG standards and PSR coding style guidelines.
Format and beautify C and C++ code with consistent indentation, proper spacing, pointer alignment, and syntax validation following C/C++ style guide best practices.
Format and beautify Java code with consistent indentation, proper spacing, class alignment, and syntax validation following Java style guide and Google Java Format standards.
Format and beautify Python code with consistent indentation, proper spacing, PEP 8 compliance, and syntax validation following Python style guide and Black formatter standards.
Format, beautify, and analyze code in multiple formats (JSON, JavaScript) with diff visualization, error detection, and AI-powered code suggestions for improved code quality and readability.
Compress JSON by removing all whitespace, line breaks, and unnecessary characters while maintaining valid JSON structure and data integrity. Reduces file size by 20-40% for faster network transmission and improved API performance.
Minify HTML by removing comments, whitespace between tags, optional closing tags, redundant attributes, empty elements while preserving document structure and functionality. Improves page load speed, reduces bandwidth usage, and optimizes SEO performance.
Compress CSS by removing whitespace, comments, redundant semicolons, combining duplicate selectors, shortening color values (#FFFFFF → #FFF), optimizing font-weight and other properties, reducing stylesheet size by 30-50% for faster rendering.
Minify JavaScript code by removing whitespace, comments, shortening variable names (when safe), optimizing syntax, and preserving functionality. Reduces file size significantly for faster script loading, improved page performance, and bandwidth savings without obfuscation.
Minify code in multiple programming languages (JavaScript, CSS, HTML, etc.) by removing whitespace, comments, and unnecessary characters. Reduce file size for faster loading, improved performance, and bandwidth savings while maintaining code functionality.
Validate JSON syntax and structure with comprehensive error detection, line-by-line parsing, detailed error messages with exact position, JSON Schema validation support, duplicate key detection, and data type verification for API development and data interchange.
Validate XML document well-formedness, check syntax correctness, validate against DTD (Document Type Definition) and XSD (XML Schema Definition), detect mismatched tags, attribute errors, namespace issues, and provide detailed error reporting with line numbers.
Validate YAML syntax with indentation error detection, data type consistency checking (strings, numbers, booleans, arrays, objects), anchor/alias reference validation, duplicate key detection, and structural integrity verification according to YAML 1.1/1.2 specifications.
Validate email address format against RFC 5322 standards, check DNS MX (Mail Exchange) records for domain mail server existence, detect disposable/temporary email providers, verify domain registration, and perform syntax validation for email list cleaning.
Validate phone numbers against international E.164 format, check country code validity (1-3 digits), verify national numbering plans, format numbers with proper spacing/hyphens/parentheses, detect invalid structures, and support 200+ countries with local format rules.
Comprehensive SEO analysis checking meta tags (title, description, keywords), heading hierarchy (H1-H6), keyword density, mobile responsiveness, page speed, image alt attributes, canonical tags, Open Graph tags, structured data, and actionable optimization recommendations.
Analyze website backlink profile with domain authority scores, check link quality and relevance, detect toxic/spammy links, monitor referring domains and IP diversity, track anchor text distribution, compare competitor backlinks, and identify link building opportunities.
Scan websites for broken links (404 errors), validate HTTP status codes (200, 301, 302, 404, 500), check redirect chains and loops, test internal and external links, detect slow-loading resources, and generate comprehensive link health reports with fix suggestions.
Verify SSL/TLS certificate validity and security, check expiration dates and renewal requirements, validate certificate chain and issuer trust, test supported cipher suites and protocols (TLS 1.2, 1.3), check for mixed content issues, and ensure HTTPS best practices.
Query WHOIS database for comprehensive domain registration information including registrar name, registration/expiration dates, name servers (NS records), registrant contact details (if not privacy-protected), domain status, and historical ownership data.
Query DNS records for domains including A (IPv4), AAAA (IPv6), MX (mail servers), TXT (SPF, DKIM, DMARC), CNAME (aliases), NS (name servers), SOA (zone authority), CAA (certificate authority), troubleshoot DNS issues, and verify DNS propagation globally.
Check if network ports are open, closed, or filtered on servers, test firewall rules and port forwarding, verify service availability on specific ports (HTTP:80, HTTPS:443, SSH:22, FTP:21), diagnose connectivity issues, and scan multiple ports simultaneously.
Test specific IP address and port combinations for connectivity, check if services are accessible from your location, verify port accessibility through firewalls, diagnose network configuration problems, measure connection latency, and identify blocked ports.
Look up MAC (Media Access Control) address vendor information, identify network interface card manufacturers from OUI (Organizationally Unique Identifier) database, validate MAC address formats (colon, hyphen, dot notation), and resolve IEEE registration data.
Check color contrast ratios between foreground and background colors for WCAG 2.1 accessibility compliance (Level AA: 4.5:1, Level AAA: 7:1), ensure text readability for users with vision impairments, test normal and large text, and suggest improved accessible color combinations.
Validate HTML code for syntax errors, accessibility issues (WCAG compliance), SEO best practices, semantic HTML structure, missing alt attributes, broken links, deprecated tags, and provide detailed error reports with line numbers and fix suggestions.
Validate JavaScript and TypeScript code for syntax errors, type mismatches, undefined variables, unused imports, and provide detailed error reports with line numbers and AI-powered fix suggestions.
Validate CSS code for syntax errors, invalid properties, browser compatibility issues, deprecated selectors, and provide detailed error reports with line numbers and fix suggestions for modern CSS standards.
Lint code in multiple languages (JavaScript, TypeScript, Python, etc.) with customizable rules, detect syntax errors, code quality issues, potential bugs, unused variables, and provide AI-powered recommendations for code improvements and best practices.
Detect duplicate code blocks across your codebase, identify copy-paste programming patterns, find similar code segments with configurable similarity thresholds, and provide refactoring suggestions to eliminate redundancy and improve code maintainability.
Calculate cyclomatic complexity, cognitive complexity, and other code complexity metrics for functions and methods. Identify overly complex code sections, detect nested conditionals, and provide recommendations for simplifying code to improve maintainability and testability.
Identify unused CSS rules, classes, and selectors in your stylesheets by analyzing HTML content. Detect dead CSS code, find orphaned styles, calculate CSS coverage, and provide removal recommendations to reduce stylesheet size and improve page load performance.
Validate code syntax and structure for multiple programming languages (JavaScript, Python, Java, C++, etc.). Detect syntax errors, missing brackets, invalid operators, type mismatches, and provide detailed error messages with line numbers and fix suggestions.
Validate SQL query syntax for multiple database systems (MySQL, PostgreSQL, SQL Server, etc.). Detect syntax errors, missing keywords, invalid table/column references, typos in SQL commands, and provide detailed error messages with suggestions for fixing SQL queries.
Validate Markdown syntax for errors, check link references, verify image paths, detect malformed tables, validate code block formatting, and ensure Markdown follows standard specifications (CommonMark, GitHub Flavored Markdown) for proper rendering.
Validate International Bank Account Numbers (IBAN) for format correctness, check digit verification, country code validation, length validation per country standards, and provide detailed validation results with bank information and formatting suggestions.
Validate domain names for syntax correctness, DNS record existence, domain availability, TLD (Top Level Domain) validity, subdomain validation, and provide detailed domain information including registration status and DNS configuration.
Validate email addresses for format correctness against RFC 5322 standards, check DNS MX records for domain mail server existence, detect disposable/temporary email providers, verify domain registration, and perform syntax validation with detailed error reporting.
Validate phone numbers for format correctness, country code validation, number length verification per country standards, detect phone number types (mobile, landline, toll-free), and provide formatted output with country information and validation details.
Validate credit card numbers using Luhn algorithm, detect card type (Visa, Mastercard, Amex, Discover), verify card number length, check BIN (Bank Identification Number), and provide validation results with card brand information and security insights.
Validate XML documents against XSD (XML Schema Definition) schemas, check schema syntax, verify element and attribute constraints, validate data types, check namespace declarations, and provide detailed error reports with line numbers and fix suggestions.
Validate JSON documents against JSON Schema specifications, check schema syntax, verify property constraints, validate data types, check required fields, validate array items and object properties, and provide detailed error reports with JSONPath locations.
Validate Helm chart structure, check Chart.yaml syntax, verify values.yaml format, validate template syntax, check Kubernetes resource definitions, detect common Helm errors, and provide detailed validation reports for Kubernetes deployments.
Validate Kubernetes YAML manifests for syntax correctness, verify resource definitions (Pods, Services, Deployments), check API version compatibility, validate resource schemas, detect common Kubernetes configuration errors, and provide detailed validation reports.
Validate Docker Compose YAML files for syntax correctness, verify service definitions, check volume and network configurations, validate environment variables, detect version compatibility issues, and provide detailed error reports for Docker Compose deployments.
Validate Dockerfile syntax, check Docker best practices, verify instruction order, detect security issues, validate base image references, check layer optimization, and provide detailed validation reports with recommendations for improved Docker images.
Compress images (JPEG, PNG, WebP, GIF, SVG) with adjustable quality settings (1-100%), smart compression algorithms, EXIF metadata preservation/removal option, bulk batch processing, and achieve 40-80% file size reduction without visible quality loss for web optimization.
Scan and decode barcodes from uploaded images or live camera input, supporting 20+ formats including EAN-13, EAN-8, UPC-A, UPC-E, Code 128, Code 39, Code 93, ITF, QR codes, Data Matrix, PDF417, Aztec, and Codabar with high accuracy.
Extract text from images using advanced OCR (Optical Character Recognition) technology powered by Tesseract, supporting 100+ languages, handwriting recognition, multi-column layouts, tables, mathematical equations, and output formats (plain text, searchable PDF, Word).
View, analyze, and extract comprehensive EXIF/IPTC/XMP metadata from images including camera make/model, lens information, ISO/aperture/shutter speed settings, GPS coordinates with map display, timestamps, copyright information, editing software, and color profiles with metadata editing capability.
Pick and extract colors from any point in uploaded images, get precise HEX/RGB/HSL/CMYK values, analyze dominant colors and color distribution, extract full color palettes (5-10 colors), generate color schemes, and save palettes for design projects.
Compare two text documents side-by-side with visual highlighting of differences, line-by-line comparison, word-level differences, character-level precision, ignore whitespace/case options, merge conflicts, unified/split view, and detailed statistics on additions/deletions/modifications.
Compare two JSON documents for structural and data differences, detect added/removed/modified keys, nested object comparison, array element differences, show path to differences, merge functionality, and visual highlighting with side-by-side or unified views.
Remove duplicate lines, words, or entries from text with case-sensitive/insensitive options, preserve original order or sort, count duplicates, filter by frequency, ignore whitespace variations, regex pattern support, and line-by-line comparison for data deduplication.
Search and replace text with advanced options: regex pattern support for complex find/replace operations, case-sensitive/insensitive matching, whole word boundary matching, multi-line search, batch find/replace across large texts, preview before replace, and undo capability.
Convert all text to lowercase letters, transforming uppercase and mixed-case input to consistent lowercase output while preserving numbers, punctuation, special characters, spaces, and line breaks. Useful for data normalization and case-insensitive comparisons.
Convert decimal numbers to octal (base-8) format. Supports integers and floating-point numbers, shows step-by-step conversion process, handles large numbers, and provides octal representation for programming, file permissions, and number system conversions.
Convert octal (base-8) numbers to decimal format. Supports integer and floating-point octal numbers, shows step-by-step conversion process, handles large octal values, and provides decimal representation for number system conversions and calculations.
Convert all text to UPPERCASE letters, transforming lowercase and mixed-case input to consistent uppercase output while maintaining numbers, punctuation, special characters, spaces, and formatting. Ideal for headers, emphasis, and standardized data formats.
Convert text between 10+ case styles: lowercase, UPPERCASE, Title Case, Sentence case, camelCase, PascalCase, snake_case, SCREAMING_SNAKE_CASE, kebab-case, dot.case, with smart word boundary detection and acronym preservation for programming and writing.
Convert temperatures between Celsius (°C), Fahrenheit (°F), and Kelvin (K) scales with precise calculations, formula display, scientific notation support, absolute zero limits, and bulk conversion for meteorology, cooking, and scientific applications.
Convert between 500+ measurement units across 20+ categories: length, weight, volume, area, speed, temperature, time, energy, power, pressure, data storage, angles, and more. Features real-time conversion, formula display, and precision control.
Convert weight and mass between metric (grams, kilograms, tonnes), imperial (ounces, pounds, tons), and other units (stones, carats, grains) with high precision calculations, batch conversion, and applications for shipping, fitness, and science.
Convert between 170+ world currencies with real-time exchange rates from reliable financial APIs, historical rate data, cryptocurrency support (Bitcoin, Ethereum), rate change graphs, inverse calculations, and automatic updates every hour.
Convert speed and velocity between mph (miles per hour), km/h (kilometers per hour), m/s (meters per second), knots, fps (feet per second), and Mach numbers using accurate conversion formulas for vehicles, aviation, and physics calculations.
Convert length and distance between metric (millimeters, centimeters, meters, kilometers), imperial (inches, feet, yards, miles), and specialized units (nautical miles, light years, angstroms) with precision for engineering, construction, and science.
Convert between Arabic numerals (1, 2, 3...) and Roman numerals (I, II, III, IV...) with support for standard and extended notation, large numbers (vinculum notation), additive and subtractive principles, and detailed conversion explanations.
Convert between Gregorian calendar dates and Julian Day Numbers (JDN) used in astronomy and scientific calculations. Supports historical dates, provides JD and MJD (Modified Julian Date) formats, and includes detailed epoch information.
Convert between human-readable dates and various timestamp formats (Unix/Epoch, milliseconds, seconds), supports multiple timezones (UTC, local, custom), displays relative time ("2 hours ago"), and shows ISO 8601 formatted dates.
Convert times between UTC (Coordinated Universal Time) and local timezones worldwide, shows timezone offsets and abbreviations, daylight saving time adjustments, military time zones, and real-time synchronized global time display.
Convert Unix timestamps (seconds since January 1, 1970) to human-readable dates and vice versa, supporting milliseconds precision, multiple timezone conversions (UTC, local, custom), relative time display ("2 hours ago"), and ISO 8601 formatting.
Convert Unix/POSIX timestamps to formatted dates and times, supports seconds and milliseconds precision, forward/backward conversion, batch timestamp processing, timezone-aware conversion, and historical date support for computing applications.
Decode Base64-encoded image data to viewable images with automatic format detection (JPEG, PNG, GIF, WebP), image preview, download functionality, MIME type identification, and AI-powered image analysis for content description and metadata extraction.
Convert images (JPEG, PNG, GIF, WebP, BMP) to Base64 encoded strings with automatic format detection, data URI generation, MIME type inclusion, file size optimization, and reverse decoding for embedding images in HTML, CSS, or JSON.
Convert CSV (Comma-Separated Values) files to XML format with customizable root and row element names, attribute mapping, nested structure options, header row handling, and validation for data transformation and XML-based data exchange.
Convert JSON data to YAML format with proper indentation, key ordering preservation, comment support, multi-line string handling, and validation for configuration files, Kubernetes manifests, and YAML-based data structures.
Convert YAML files to JSON format with proper syntax conversion, data type preservation, nested structure handling, and validation for API integration, data processing, and JSON-based applications that require structured data.
Convert JSON data to XML format with customizable root element names, attribute mapping options, array handling, nested object conversion, and validation for XML-based APIs, data exchange, and legacy system integration.
Convert XML files to JSON format with proper structure conversion, attribute handling, namespace support, array detection, and validation for modern APIs, data processing, and JSON-based applications that require structured data.
Convert JSON data to CSV format with automatic header detection, nested object flattening, array handling, custom delimiter options, and validation for spreadsheet import, data analysis, and CSV-based data exchange.
Convert CSV files to JSON format with automatic header detection, custom delimiter support, nested object creation, array generation, and validation for API integration, data processing, and JSON-based applications.
Convert SQL query results or SQL INSERT statements to JSON format. Transform database rows into JSON objects, handle NULL values, convert data types appropriately, and generate JSON arrays from SQL result sets for API integration and data exchange.
Calculate and validate Luhn check digits for credit cards, IMEI numbers, and other identification numbers. Generate check digits, verify Luhn algorithm compliance, and validate identification numbers using the Luhn algorithm.
Validate ISBN (International Standard Book Number) codes for books. Check ISBN-10 and ISBN-13 formats, verify check digits, detect format errors, and validate book identification numbers according to ISBN standards.
Decode and validate JSON Web Tokens (JWT) without requiring private keys, displays header, payload, and signature sections separately, validates token expiration (exp), issue time (iat), not before (nbf) claims, checks algorithm, verifies HMAC signatures, and shows decoded payload structure.
Display your current public IP address (IPv4 and IPv6), geolocation (country, region, city, coordinates), Internet Service Provider (ISP) details, connection type (residential/datacenter), proxy/VPN detection, and anonymity status with privacy recommendations.
Comprehensive IP address lookup showing geolocation data (country, city, latitude/longitude with map), ISP and organization information, ASN (Autonomous System Number), hostname, reverse DNS, timezone, threat intelligence (blacklist status), and abuse contact details.
Generate cohesive color palettes using algorithms based on color theory (complementary, analogous, triadic, tetradic), customize base color and palette size, export in multiple formats (CSS, JSON, ASE), accessibility-aware suggestions, and save palettes to library.
Interactive color picker with visual color wheel, RGB/HSL/HEX input fields, brightness/saturation sliders, opacity control, shade and tint generator (lighter/darker variations), complementary color suggestions, save custom color palettes, copy to clipboard, and recent colors history.
Scan QR codes from uploaded images or live camera with real-time detection and decoding, supporting URLs, plain text, WiFi credentials (SSID/password), vCards (contact information), email addresses, phone numbers, calendar events, and cryptocurrency addresses.
Convert decimal numbers to fractions showing numerator and denominator, simplifies fractions to lowest terms, displays mixed numbers for improper fractions, shows step-by-step conversion process, reverses fractions to decimals, and calculates percentage equivalents.
Calculate aspect ratios for images and displays, convert between different ratio formats (16:9, 4:3, 21:9), resize images maintaining aspect ratio, displays common aspect ratios (cinema, photo, web), and shows pixel dimensions for screen resolutions.
Analyze website performance and speed metrics including page load time, time to first contentful paint (FCP), largest contentful paint (LCP), cumulative layout shift (CLS), first input delay (FID), provides optimization suggestions, and generates detailed performance reports.
Reference guide for HTTP status codes with detailed descriptions and explanations, grouped by category (1xx Informational, 2xx Success, 3xx Redirection, 4xx Client Error, 5xx Server Error), shows common causes, solutions, and use cases for each code.
Display comprehensive ASCII character reference table showing all 128 standard ASCII characters (0-127) with decimal values, hexadecimal codes, octal representation, binary format, HTML entity names, character symbols, and control character descriptions.
Interactive extended ASCII table covering 256 characters (0-255) including standard ASCII, extended ASCII, and Unicode information with searchable character codes, HTML entities ( , ©), keyboard shortcuts, and usage examples for web development.
Perform reverse DNS (rDNS) lookups to find hostname from IP address, validate PTR (Pointer) records, check mail server configuration, detect spoofing risks, verify DNS reverse zone delegation, troubleshoot email deliverability, and diagnose network DNS issues.
Send ping requests to test host connectivity and measure round-trip latency (RTT), displays packet loss percentage, minimum/average/maximum latency, TTL (Time To Live) values, identifies unreachable hosts, and diagnoses network connectivity issues.
Test and validate cron expressions by viewing next execution times, human-readable descriptions, and execution history. Supports all cron syntax variations, timezone handling, and helps debug scheduling issues for automated tasks and job schedulers.
Parse and explain cron expressions in detail. Break down each field (minute, hour, day, month, weekday), show execution patterns, provide human-readable descriptions, and help understand complex cron syntax for debugging and learning.
Test website responsiveness across multiple device sizes and screen resolutions. Preview how websites look on mobile, tablet, and desktop devices, test breakpoints, viewport dimensions, and ensure proper responsive design implementation.
Calculate CIDR (Classless Inter-Domain Routing) network information including network address, broadcast address, usable host count, subnet mask, provides IP range visualization, lists available IPs, and supports IPv4/IPv6 conversions for network planning.
Convert IPv4 addresses to IPv6 format using various mapping methods (IPv4-mapped, IPv4-compatible, 6to4 addressing), shows binary representations, displays both formats side-by-side, supports CIDR notation for networks, and explains tunneling mechanisms.
Edit and validate OpenAPI/Swagger specifications with real-time validation, visual API documentation generation, try-out API requests directly from editor, syntax highlighting, auto-completion, split preview, and export to HTML/PDF documentation formats.
Convert RGB (Red, Green, Blue) color values to hexadecimal format with support for RGB and RGBA (with alpha channel), shows both 6-digit and 3-digit hex formats, provides color preview, batch conversion capability, and reverse conversion to RGB.
Convert hexadecimal color codes to RGB (Red, Green, Blue) values with support for standard hex (#RRGGBB), short hex (#RGB), and rgb/rgba formats, shows visual color preview, provides decimal and percentage values, and CSS-ready output.
Convert ASCII text to hexadecimal representation (e.g., "Hello" → "48 65 6C 6C 6F") and vice versa with customizable delimiters (space, comma, colon, none), uppercase/lowercase options, and bulk conversion for encryption, debugging, and data analysis.
Decode hexadecimal strings back to readable ASCII text, supporting various delimiters (space-separated, no delimiters, escaped notation), handles invalid hex gracefully, shows character-by-character mapping, and copies decoded text easily.
Convert binary strings (sequences of 0s and 1s) to readable text using various character encodings (ASCII, UTF-8, UTF-16, ISO-8859-1) with automatic delimiter detection (spaces, 8-bit chunks), error handling for invalid binary, and format validation.
Convert hexadecimal numbers to binary (base-2) representation with visual padding for standard bit lengths (8, 16, 32, 64-bit), shows step-by-step conversion, supports uppercase/lowercase hex input, groups binary output for readability, and displays decimal equivalent.
Convert binary numbers to hexadecimal (base-16) format with automatic grouping (nibbles), shows decimal equivalent, supports various input formats (0b prefix, spaces, continuous), uppercase/lowercase hex output options, and detailed conversion steps.
Convert hexadecimal (base-16) numbers to decimal (base-10) with support for standard notation (0x prefix or 16H suffix), shows conversion formula, displays binary representation, supports signed/unsigned integers, and provides scientific notation for large numbers.
Convert decimal (base-10) numbers to hexadecimal (base-16) format with 0x prefix option, supports positive/negative numbers, shows binary representation, batch conversion for multiple decimals, uppercase/lowercase hex output, and historical conversion steps.
Convert binary numbers to decimal with support for standard binary notation (0b prefix or B suffix), shows step-by-step weighted value calculation, supports signed/unsigned integer representation, displays hexadecimal equivalent, and handles large binary numbers.
Convert decimal numbers to binary representation with customizable bit length (8, 16, 32, 64-bit), shows two's complement for negative numbers, displays hexadecimal equivalent, supports floating-point decimals, and groups output for readability.
Calculate business days between two dates excluding weekends and customizable holidays, counts forward/backward, displays weekday breakdown, exports holiday lists, shows working hours calculations, and useful for project timelines and deadline planning.
Calculate subnet masks, network addresses, broadcast addresses, and usable host ranges for IPv4 networks. Supports CIDR notation, displays binary representation, shows subnet breakdown, calculates maximum hosts per subnet, and provides network planning tools.
Test network packet loss by sending multiple packets to a target host, displays packet loss percentage, round-trip time statistics (min/max/avg), identifies network quality issues, shows real-time connection status, provides detailed latency analysis, and helps diagnose network performance problems.
Compare two files side-by-side to identify differences, additions, deletions, and modifications with syntax highlighting, line-by-line diff visualization, unified and split view modes, and export comparison results for code review and version control analysis.
View and analyze code differences with syntax highlighting, side-by-side comparison, unified diff view, line numbers, change statistics, and export options. Perfect for code reviews, version control analysis, and understanding code changes.
Compare XML documents to find structural and content differences, validate XML syntax, highlight attribute changes, show element hierarchy differences, ignore formatting changes, and export diff results for XML file version control and configuration management.
Compare JSON files and objects to identify differences in structure and values, highlight added/removed/modified properties, ignore formatting differences, show nested object changes, and export diff results for API testing, configuration management, and data validation.
Compare text documents line-by-line to find differences, additions, deletions, and modifications with word-level highlighting, character-level diff, ignore case/whitespace options, and export comparison results for document review, plagiarism detection, and text version control.
Wrap long lines of text to a specified width, break lines at word boundaries or characters, preserve indentation, handle code formatting, and format text for readability in emails, documents, and code comments with customizable line length and wrapping options.
Convert text titles and phrases into URL-friendly slugs by converting to lowercase, replacing spaces with hyphens, removing special characters, handling Unicode characters, and creating SEO-friendly URLs for websites, blogs, and content management systems.
Extract all URLs and web links from text, documents, HTML, or code with support for HTTP/HTTPS links, relative URLs, email links, and various URL formats. Perfect for link extraction, web scraping preparation, and analyzing text content for embedded links.
Extract email addresses from text, documents, HTML, or code using pattern matching, validate email format, remove duplicates, and export email lists for contact extraction, lead generation, and email marketing preparation.
Remove leading and trailing whitespace from text lines, clean up extra spaces, normalize line endings, and format text by removing unnecessary spaces, tabs, and blank lines for data cleaning and text normalization.
Sort text lines in alphabetical order (A-Z or Z-A), handle case-sensitive and case-insensitive sorting, remove duplicates, preserve blank lines, and organize lists, data, and text content for better readability and data management.
Add line numbers to text or code with customizable formatting, starting number, padding, and separators. Perfect for code documentation, error reporting, referencing specific lines, and making text easier to navigate and discuss.
Remove line breaks and join text into single continuous lines, replace line breaks with spaces or custom characters, clean up text formatting, and prepare text for single-line use in code, URLs, or formatted output.
Reverse text characters, words, or lines with options to reverse character order, word order, or line order. Useful for testing, data manipulation, creating mirror text, and various text processing tasks.
Calculate estimated reading time for articles, blog posts, and documents based on average reading speed (words per minute), display reading time in minutes and seconds, adjust for different reading speeds, and help content creators provide reading time estimates.
Count paragraphs in text documents by detecting paragraph breaks, empty lines, and text blocks. Useful for content analysis, writing statistics, document structure analysis, and tracking content length for articles, essays, and documents.
Count lines in text or code files, display line statistics, count empty lines vs. non-empty lines, and provide detailed line analysis for code review, document analysis, and tracking content length.
Count words in text documents with detailed statistics including total words, unique words, average word length, word frequency analysis, and character counts. Perfect for writers, content creators, and meeting word count requirements.
Count characters, words, lines, and paragraphs in text with detailed statistics including character count with/without spaces, word count, line count, and reading time estimates. Essential for social media posts, SEO content, and text length requirements.
Convert text to kebab-case format (lowercase words separated by hyphens) like 'my-variable-name'. Perfect for CSS class names, URL slugs, HTML attributes, and naming conventions that require lowercase hyphenated identifiers.
Convert text to snake_case format (lowercase words separated by underscores) like 'my_variable_name'. Perfect for Python variable names, database column names, configuration keys, and naming conventions requiring lowercase underscore-separated identifiers.
Convert text to PascalCase format (capitalized words with no separators) like 'MyVariableName'. Perfect for class names, type names, component names in React/Vue, and naming conventions requiring capitalized identifiers without separators.
Convert text to camelCase format (first word lowercase, subsequent words capitalized, no separators) like 'myVariableName'. Perfect for JavaScript variable names, function names, object properties, and naming conventions in JavaScript, Java, and C#.
Convert text to sentence case format (first letter capitalized, rest lowercase) like 'My sentence here.'. Perfect for normalizing text, formatting titles, creating readable content, and converting text to standard sentence formatting.
Convert text to Title Case format (capitalize first letter of major words) like 'My Title Here'. Handles articles, prepositions, and conjunctions according to title case rules, perfect for formatting titles, headings, and display text.
Get the current Unix timestamp in seconds and milliseconds, view it in multiple time zones, convert to readable date formats, and copy timestamps for use in APIs, databases, and programming applications.
Calculate the precise difference between two dates in years, months, weeks, days, hours, minutes, and seconds. Supports inclusive/exclusive end dates, business days calculation, and multiple date formats for accurate time span analysis.
Add or subtract days, weeks, months, and years from any date. Calculate future or past dates for project planning, deadlines, scheduling, and date arithmetic. Supports leap years, month-end handling, and multiple date formats.
Convert dates and times between different time zones instantly. View the same moment in multiple time zones simultaneously, handle daylight saving time automatically, and find the best meeting times across global teams.
Convert dates and times to ISO 8601 format (YYYY-MM-DDTHH:mm:ssZ) and parse ISO 8601 strings to readable dates. Supports multiple input formats, timezone handling, and provides week dates and ordinal dates for international date standards compliance.
Convert any date and time to Unix timestamp (seconds or milliseconds since epoch). Supports multiple date formats, timezone conversion, and provides both seconds and milliseconds timestamps for use in programming, APIs, and databases.
Comprehensive regex reference guide with syntax patterns, character classes, quantifiers, anchors, groups, and flags. Includes interactive examples, common patterns (email, phone, URL), and quick lookup for regex syntax elements.
Generate and test regex patterns for validating phone numbers. Supports international formats, country-specific patterns, optional formatting (spaces, dashes, parentheses), and provides ready-to-use regex patterns for common phone number formats.
Generate and test regex patterns for validating IPv4 and IPv6 addresses. Provides accurate regex patterns that match valid IP addresses, supports CIDR notation, and includes validation examples for network programming and security applications.
Validate URLs using regex patterns. Test URLs against standard regex patterns, check for valid protocols (http, https, ftp), domain formats, paths, query parameters, and fragments. Includes common URL regex patterns ready for use.
Validate email addresses using regex patterns. Test emails against RFC 5322 compliant patterns, check for valid local and domain parts, and get ready-to-use regex patterns for email validation in your applications.
Visualize regex patterns as interactive flowcharts and syntax trees. See how regex patterns are structured, understand pattern matching flow, and learn regex syntax through visual representation of character classes, quantifiers, groups, and alternations.
Find and replace text using regex patterns. Match complex patterns and replace them with new text, use capture groups in replacements, preview changes before applying, and perform batch replacements on multiple strings or files.
Test and match regex patterns against text in real-time. See all matches highlighted, extract capture groups, test multiple patterns, and get detailed match information including position, length, and matched groups for regex debugging and validation.
Debug and optimize regex patterns step-by-step. See how the regex engine processes your pattern, identify performance issues, find backtracking problems, and get suggestions for optimizing complex regex patterns.
Calculate precise age from date of birth with years, months, days, and total days. Includes leap year handling, next birthday calculation, age verification for legal purposes, and detailed breakdown with audit trace for accuracy.
Convert decimal numbers to fractions with high precision. Handles repeating decimals, provides exact and approximate fractions, shows mixed number representations, and includes AI-powered mathematical insights.
Convert between storage units (bytes, KB, MB, GB, TB, PB) in both decimal (SI) and binary (IEC) systems. Handles KiB, MiB, GiB, TiB conversions with precision and provides AI-powered insights about storage calculations.
Calculate Pixels Per Inch (PPI) for displays and images. Enter screen resolution and diagonal size to determine pixel density, image quality, and optimal viewing distance for displays and digital images.
Convert between different screen resolutions and aspect ratios. Calculate equivalent resolutions, maintain aspect ratios when scaling, and determine optimal resolutions for displays and images.
Calculate bandwidth requirements, data transfer times, and network capacity. Convert between Mbps, Gbps, and other bandwidth units. Estimate download/upload times and determine network requirements for applications.
Calculate file sizes, storage requirements, and data capacity. Estimate file sizes for different formats, calculate storage needs for projects, and convert between file size units.
Calculate string length, character count, byte size, and encoding size. Count characters, bytes, and determine string size in different encodings (UTF-8, UTF-16, ASCII) for programming and data processing.
Generate POST request payloads with AI assistance. Describe your API endpoint requirements and get properly formatted JSON payloads ready to use in your HTTP requests.
Test and debug webhooks by sending test requests, analyzing payloads, inspecting headers, and verifying webhook signatures. Perfect for validating webhook integrations and troubleshooting delivery issues.
Format, validate, and beautify API responses. Get AI-powered schema explanations, repair malformed JSON, format responses with proper indentation, and understand complex API data structures.
Build and test HTTP requests with custom methods, headers, query parameters, and body content. Get AI-powered request optimization suggestions and generate code snippets for popular HTTP clients.
Test REST API endpoints with a full-featured client. Send requests, inspect responses, analyze API behavior with AI assistance, and debug integration issues. Perfect for API development and testing.
Test and debug API endpoints with comprehensive diagnostics. Analyze request/response cycles, identify errors, get AI-powered troubleshooting suggestions, and validate API behavior.
Generate unique identicons from text input. Create visual avatars and icons based on strings, perfect for user profiles, placeholders, and visual identification systems.
Generate placeholder images for development and design. Create images of any size with customizable colors, text, and patterns. Perfect for mockups, wireframes, and testing layouts.
Optimize SVG files by removing unnecessary code, minifying paths, cleaning up attributes, and reducing file size while maintaining visual quality. Perfect for web performance optimization.
Convert images to data URIs for inline embedding in HTML, CSS, or JavaScript. Generate base64-encoded data URIs from image files, perfect for embedding small images directly in code.
View and extract EXIF metadata from images. Inspect camera settings, GPS coordinates, timestamps, and other embedded metadata stored in JPEG and other image formats.
View comprehensive image metadata including EXIF, IPTC, XMP, and other embedded data. Inspect camera settings, copyright information, keywords, and all metadata stored in image files.
Convert images between different formats including JPEG, PNG, WebP, GIF, BMP, and more. Adjust quality settings, preserve transparency, and optimize file size during conversion.
Resize images to specific dimensions with quality control. Maintain aspect ratio, crop to exact sizes, or use preset dimensions for social media and web use. Get AI-powered size suggestions.
Generate Material Design color palettes with primary, secondary, and accent colors. Get color codes, accessibility information, and ready-to-use color schemes for Material Design applications.
Simulate how colors appear to people with different types of color blindness. Test your designs for accessibility and ensure information is conveyed effectively regardless of color vision.
Generate tints (lighter versions) and shades (darker versions) from any base color. Create complete color palettes with consistent variations for design systems and UI components.
Find the name of any color from hex codes, RGB values, or by picking from a color picker. Get common color names, CSS color names, and descriptive names for any color value.
Create beautiful CSS gradients with a visual editor. Generate linear and radial gradients, adjust colors, stops, angles, and get ready-to-use CSS code. Includes AI-powered gradient suggestions.
Generate beautiful color gradients for backgrounds, designs, and UI elements with advanced customization. Create smooth color transitions with linear and radial gradients, customizable color stops, angles, and directions. Export to CSS, Tailwind, SVG, or JSON formats with AI-powered suggestions, preset library, accessibility checks, and code import/export capabilities.
Convert RGB color values to HSL (Hue, Saturation, Lightness) format. Understand color relationships, adjust colors more intuitively, and work with HSL values in CSS and design tools.
Convert HSL (Hue, Saturation, Lightness) color values to RGB format. Transform intuitive HSL colors to RGB for use in applications, design tools, or when RGB values are required.
Convert RGB color values to hexadecimal format with live preview and multiple output options. Transform RGB colors (0-255) to hex codes (#RRGGBB) for web development, design tools, and CSS. Features include RGBA support, contrast preview, color history, AI insights, and export to HEX, RGB, HSL, and other formats.
Convert hexadecimal color codes to RGB format. Transform hex colors (#RRGGBB) to RGB values (0-255) for use in applications, design tools, or when RGB format is required.
Convert numbers between different number bases including binary (base 2), octal (base 8), decimal (base 10), and hexadecimal (base 16). Perfect for programming, computer science, and digital systems.
Check and validate software licenses from package.json, requirements.txt, and other dependency files. Identify license types (MIT, Apache, GPL, etc.), detect license compatibility issues, and verify compliance with open-source license requirements for multiple platforms (npm, PyPI, Maven, etc.).
Check package versions from npm, PyPI, Maven, and other registries. Compare current versions with latest available versions, identify outdated packages, check for security vulnerabilities, and get update recommendations for maintaining up-to-date dependencies.
Resolve Git merge conflicts by visualizing conflict markers, comparing changes side-by-side, accepting or rejecting changes, and generating resolved code. Supports standard Git conflict markers (<<<<<<<, =======, >>>>>>>) with intelligent conflict detection.
Manage and organize environment variables for different frameworks (Node.js, Python, Docker, etc.). Validate .env files, detect security issues, organize variables by environment, and generate formatted .env files with best practices.
Visualize and manage Git Flow workflows. Generate Git Flow commands for feature, bugfix, hotfix, and release branches. Includes workflow visualization, command generation, and best practices for Git Flow branching strategy.
Bump version numbers in project files (package.json, pom.xml, build.gradle, etc.). Update version numbers following semantic versioning, update multiple files simultaneously, and generate version change summaries.
Calculate semantic version numbers based on changes. Determine next version (major, minor, patch) from commit history, breaking changes, and feature additions. Includes version comparison and range calculation.
View and analyze Git diffs with syntax highlighting, side-by-side comparison, line-by-line changes, and statistics. Compare file versions, view commit diffs, and understand code changes with visual diff visualization.
Check Core Web Vitals metrics (LCP, FID, CLS) for websites. Analyze page performance, measure loading speed, interactivity, and visual stability. Provides recommendations for improving web vitals scores and user experience.
Analyze website SEO and provide optimization recommendations. Check meta tags, headings, content structure, internal/external links, page speed, mobile-friendliness, and provide actionable SEO improvements with detailed reports.
Check HTTP redirects (301, 302, etc.) for URLs. Analyze redirect chains, detect redirect loops, verify redirect status codes, check redirect destinations, and provide redirect analysis for SEO and website maintenance.
Check canonical URL tags on web pages. Verify canonical URL implementation, detect canonical issues, check redirect relationships, and provide canonical URL analysis for SEO optimization and duplicate content prevention.
Browse and search MIME types (Multipurpose Internet Mail Extensions) database. Find MIME types for file extensions, search by content type, view MIME type details, and get MIME type information for web development and file handling.
Browse and search HTML color names (CSS named colors). Find color names, view hex codes, RGB values, preview colors, and get color information for web development. Includes all 147 standard HTML color names.
Browse and search Unicode characters, view character codes, names, categories, and properties. Find Unicode characters by name, code point, category, or search. Includes emoji, symbols, and all Unicode blocks with detailed character information.
Browse and search HTML entities and character references. Find HTML entities by name, character, or code. View entity codes, Unicode values, and usage examples. Includes all standard HTML entities for web development.
Convert HTML content to Markdown format with intelligent tag conversion, preserving formatting, links, images, lists, and code blocks. Perfect for migrating content, documentation, and blog posts to Markdown.
Convert Markdown syntax to clean HTML with proper semantic tags, preserving formatting, links, images, code blocks, and tables. Perfect for publishing Markdown content to websites, blogs, and documentation systems.
Preview Markdown content in real-time with live rendering, syntax highlighting, export options, and side-by-side editing. Perfect for writing documentation, README files, and blog posts with instant visual feedback.
Comprehensive Markdown syntax reference with categorized examples, live previews, and copy-to-clipboard functionality. Browse headings, formatting, links, lists, code blocks, tables, blockquotes, and other Markdown elements with syntax examples and rendered previews.
Test and validate robots.txt files to check if specific URLs are allowed or blocked for different user agents. Simulate crawler behavior, verify rules, and get AI-powered insights for SEO optimization.
Generate Content Security Policy (CSP) headers to protect websites from XSS attacks, clickjacking, and data injection. Create, customize, and validate CSP directives with visual builder and policy testing.
Analyze and check security headers (CSP, HSTS, X-Frame-Options, etc.) for any website. Get security ratings, recommendations, and detailed explanations of each header's purpose and configuration.
Inspect and analyze HTTP response headers for any URL. View all headers, understand their purpose, check security configurations, and get detailed explanations of header values and their impact on website behavior.
Test Cross-Origin Resource Sharing (CORS) configuration for APIs and websites. Perform live browser-based CORS tests, analyze CORS headers, and get AI-powered suggestions to fix CORS issues.
Check HTTP status codes for any URL with detailed response analysis, redirect chain tracking, response headers, and AI-powered diagnostic insights. Perfect for debugging, SEO audits, and API testing.
Parse and analyze user agent strings to extract browser, operating system, device, engine, and CPU information with confidence scores. Get detailed device detection and AI-powered security insights for user agent analysis.
Decode and analyze SSL/TLS certificates to view certificate details, validity periods, issuer information, subject details, extensions, and cryptographic information. Perfect for certificate inspection and troubleshooting.
Check SSL/TLS certificate validity, expiration dates, certificate chain, issuer information, and security configuration for any domain. Get alerts for expiring certificates and detailed certificate analysis.
Perform reverse DNS (PTR) lookups to find domain names associated with IP addresses. Verify IP ownership, check mail server configurations, and investigate network infrastructure with detailed DNS record information.
Scan TCP ports on network hosts to check which ports are open, closed, or filtered. Test port accessibility, identify running services, and get AI-powered security insights for network security audits.
Generate MAC addresses for network interfaces with various presets (Wi-Fi, Ethernet, Local, VMware, IoT, Apple, Cisco) and customizable formats. Create valid MAC addresses for testing, development, and network configuration.
Calculate IP address ranges, network addresses, broadcast addresses, usable host ranges, and subnet details from IP addresses and CIDR notation. Supports cloud provider reserved IPs (AWS, Azure, GCP) and provides detailed network information.
Plan and calculate subnet allocations based on host requirements. Visualize subnet allocation, generate configuration templates (Cisco IOS, Linux Netplan), and get AI-powered network design advice for efficient IP address management.
Convert IPv4 addresses to IPv6 format using different mapping modes (IPv4-Mapped, 6to4, NAT64, Link-Local) according to RFC standards. Get detailed conversion information and AI-powered network transition insights.
Parse WSDL files, build SOAP envelopes, execute SOAP requests, and analyze responses with AI-powered security insights. Test SOAP web services, debug requests, and validate SOAP API integrations.
Edit, validate, and preview OpenAPI/Swagger specifications with live validation, interactive documentation preview, AI-powered error fixes, and template generation. Perfect for API design, documentation, and specification management.
Create and configure mock API endpoints with customizable HTTP methods, status codes, response delays, headers, and JSON bodies. Generate AI-powered mock data and test API integrations without backend dependencies.
Execute GraphQL queries and mutations, explore schemas, analyze query complexity, and get AI-powered optimization suggestions. Test GraphQL APIs with live query insights, variable support, and response analysis.
Test and simulate OAuth 2.0 authentication flows for various providers (Google, GitHub, Discord, Custom). Configure client credentials, scopes, authorization URLs, and token exchange with AI-powered scope suggestions.
Convert cURL commands to code snippets in multiple languages (JavaScript Fetch/Axios, Python requests, Go, Java, PHP). Parse cURL syntax, extract headers and parameters, and get AI-powered security and optimization analysis.
Execute HTTP GET requests with custom headers and query parameters. Parse URLs, validate inputs, display responses, and get AI-powered analysis of response data. Perfect for API testing and debugging.