Dev Tools Tools

28 free Dev Tools tools — all run in your browser, no login needed.

QR Code Generator — Generate QR codes for URLs, text, WiFi
Password Generator — Generate strong random passwords
JSON Formatter — Format, validate and minify JSON
Color Picker — Pick colors and get HEX, RGB, HSL values
Base64 Encoder — Encode and decode Base64 strings
URL Encoder — Encode and decode URLs
Regex Tester — Test regular expressions with live match highlighting
UUID Generator — Generate unique UUIDs and GUIDs in bulk
Markdown Preview — Live side-by-side Markdown editor and preview
Hash Generator — Generate SHA-256, SHA-1 and SHA-512 cryptographic hashes
CSV to JSON — Convert CSV data to clean formatted JSON
JSON to CSV — Convert JSON array to CSV spreadsheet format
Timestamp Converter — Convert Unix timestamps to dates and vice versa
Number to Words — Convert numbers to words in Indian numbering system
Lorem Ipsum Generator — Generate placeholder lorem ipsum text in any length
JWT Decoder — Decode and inspect JWT token payload and header
HTML Entity Encoder — Encode and decode HTML special character entities
CSS Minifier — Minify and compress CSS code to reduce file size
Chmod Calculator — Calculate Unix file permissions with visual toggle
Color Converter — Convert between HEX, RGB, HSL and CMYK color formats
CSS Gradient Generator — Create beautiful CSS linear and radial gradients visually
Screen & Browser Info — View your browser, OS, screen resolution and device info
What Is My IP — Instantly see your public IPv4, IPv6, ISP and location on a map
URL Shortener — Shorten long URLs to branded clacify.com links with click analytics, device stats and referrer tracking
SQL Formatter — Beautify and format SQL queries — supports MySQL, PostgreSQL, SQLite, Oracle, MSSQL, BigQuery
Git Diff Viewer — View and highlight unified Git diffs with line numbers, syntax colouring and file-change summary
Docker Compose Generator — Generate docker-compose.yml visually — add nginx, MySQL, Redis, MongoDB and 14+ services with one click
API Tester — Test REST APIs online — like Postman in your browser. GET, POST, headers, auth, response viewer and code snippets