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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.