dev tools
Format, encode, generate, convert — all in your browser. Your data never leaves your machine.
// Formatters
CSS Beautifier / Minifier
Free online CSS beautifier and minifier. Format and compress CSS code instantly in your browser. No …
HTML Beautifier / Minifier
Free online HTML beautifier and minifier. Format, beautify and minify HTML code instantly in your …
JavaScript Beautifier / Minifier
Free online JavaScript beautifier and minifier. Format and compress JS code instantly in your …
JSON Formatter & Validator
Free online JSON formatter and validator. Beautify, minify and validate JSON instantly in your …
SQL Formatter
Free online SQL formatter. Beautify and format SQL queries instantly in your browser. No signup …
XML Formatter & Validator
Free online XML formatter and validator. Beautify and validate XML instantly in your browser. No …
YAML Validator
Free online YAML validator. Check YAML syntax and validate structure instantly in your browser. No …
// Encoders
Base64 Encode / Decode
Free online Base64 encoder and decoder. Convert text to Base64 and back instantly in your browser. …
HTML Entity Encode/Decode
Free online HTML entity encoder and decoder. Convert special characters to HTML entities and back …
JWT Decoder
Free online JWT decoder. Decode and inspect JSON Web Token header and payload instantly. Check …
Morse Code Translator
Free online Morse code translator. Convert text to Morse code and Morse code to text instantly in …
Unicode Escape/Unescape
Free online Unicode escape and unescape tool. Convert text to \uXXXX escape sequences and back …
URL Encode / Decode
Free online URL encoder and decoder. Encode and decode URLs instantly in your browser. Supports full …
// Generators
.gitignore Generator
Free online .gitignore generator. Build a .gitignore file for any language or framework instantly in …
Cron Expression Builder
Free online cron expression builder. Generate and understand cron schedules visually. Human-readable …
Favicon Generator
Free online favicon generator. Create favicons from text or emoji instantly in your browser. …
Lorem Ipsum Generator
Free online Lorem Ipsum generator. Generate placeholder text paragraphs, sentences, or words …
Meta Tags Generator
Free online meta tags generator. Create HTML meta tags, Open Graph tags, and Twitter Card tags …
Password Generator
Free online password generator. Create strong, random passwords instantly in your browser. …
robots.txt Generator
Free online robots.txt generator. Build and customize your robots.txt file instantly in your …
UUID Generator
Free online UUID generator. Generate random UUIDs (v4) instantly in your browser. Bulk generation, …
// Converters
Color Converter
Free online color converter. Convert between HEX, RGB, HSL color formats instantly. Visual color …
JSON to CSV Converter
Free online JSON to CSV converter. Convert JSON arrays to CSV and CSV to JSON instantly in your …
JSON to YAML Converter
Free online JSON to YAML converter. Convert between JSON and YAML formats instantly in your browser. …
Markdown to HTML Converter
Free online Markdown to HTML converter. Convert Markdown syntax to HTML code instantly in your …
Number Base Converter
Free online number base converter. Convert between binary, octal, decimal, and hexadecimal instantly …
Unix Timestamp Converter
Free online Unix timestamp converter. Convert timestamps to human-readable dates and back. Supports …
YAML to TOML Converter
Free online YAML to TOML converter. Convert between YAML and TOML formats instantly in your browser. …
// Text Utilities
chmod Calculator
Free online chmod calculator. Convert between numeric and symbolic Unix file permissions instantly …
Diff Checker
Free online diff checker. Compare two texts side by side with highlighted differences. Find changes …
Hash Generator
Free online hash generator. Generate MD5, SHA-1, SHA-256, and SHA-512 hashes instantly in your …
Regex Tester
Free online regex tester. Test regular expressions with real-time match highlighting. Supports …
Word & Character Counter
Free online word and character counter. Count words, characters, sentences, and paragraphs …