Code Generators
Password Generator
Free online password generator to create secure random passwords in your browser. Set length, character sets, and presets; see entropy and strength.
Passkey Generator
Free passkey generator: check WebAuthn/FIDO2 device support, see if popular sites support passkeys, and generate a secure browser fallback password.
Random Number Generator V1
Free online random number generator: pick integers between a custom min and max. Unique draws, dice presets, and free browser batches up to 250.
Random Number Generator V2
Generate inclusive random integers with min/max, unique draws, and optional seed. Free up to 250; paid secure batches to 5,000 with CSV; LIST/CSV/JSON copy.
Binary Translator
Free online binary translator: decode binary code to text (UTF-8 and ASCII) in your browser. Padding options, byte visualizer, and confidence scoring.
Morse Code Translator
Translate text to Morse and decode Morse by tap or microphone with adaptive timing. Supports A-Z, 0-9, punctuation. Free encode up to 300 characters.
Guid Generator
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.
Uuid Generator
Free online UUID generator for RFC 4122 v4 (random), v1, and v7 IDs. Create a random UUID or GUID-style value in your browser with bulk generate and copy.
Regex Tester
Free online regex tester: test and debug JavaScript regular expressions in your browser. Live match highlighting, capture groups, flags, and debugger mode.
Italics Font Generator
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.
Flow Chart Maker
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.
Ascii Art Generator
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.
MD5 Hash Generator
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.
Cron Expression Generator
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.
JSON Schema Generator
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.
Random Address Generator
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.
Favicon Generator
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.
Random Color Generator
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.
Open Graph Generator
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.
Barcode Generator
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.
Lorem Ipsum Generator
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.
Sample JSON Generator
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.
Regex Pattern Generator
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.
Mock Data Generator
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.
Fake Data Generator
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.
Secret Key Generator
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.
Token Generator
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.
API Key Generator
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.
Passphrase Generator
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.
Strong Password Generator
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.
Password Generator
Create secure, cryptographically random passwords with customizable length, character sets (uppercase, lowercase, numbers, symbols), and complexity requirements to meet website and organizational security policies.
Random Number Generator
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.
Random String Generator
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.
ULID Generator
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.