All Developer Tools
Discover our complete collection of free, privacy-focused developer tools. All tools run entirely in your browser — no server uploads, no data collection, no registration required.
All Tools
24 tools
Secure Password Generator
Generate strong, random passwords with customizable options
UUID Generator
Generate RFC4122 compliant unique identifiers
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings
URL Encoder/Decoder
Encode URLs and query parameters safely
{"alg":"HS256","typ":"JWT"}{"sub":"1234567890","name":"John Doe","iat":1516239022}JWT Decoder
Decode and inspect JSON Web Tokens
Slugify - URL Slug Generator
Convert text to SEO-friendly URL slugs
"version": 1.0,
"active": true
JSON Formatter
Format, validate, and beautify JSON data
Color Picker & Converter
Pick colors and convert between HEX, RGB, HSL formats
Box-Shadow Generator
Create CSS box-shadows with live preview
Lorem Ipsum Generator
Generate placeholder text for designs
Text Diff Checker
Compare two texts and see differences instantly
Regex Tester
Test and debug regular expressions online
Hash Generator
Generate cryptographic hashes using MD5, SHA-1, SHA-256, SHA-384, and SHA-512. Perfect for data integrity and security.
**Bold** text
`code`
Markdown Editor
Edit markdown with live preview. Write, preview, and convert markdown to HTML instantly.
HTML Minifier
Minify HTML code by removing whitespace, comments, and unnecessary characters
CSS Minifier
Minify CSS code by removing whitespace, comments, and unnecessary characters
JavaScript Minifier
Minify JavaScript code by removing whitespace, comments, and unnecessary characters
Gradient Generator
Create beautiful CSS gradients with live preview. Generate linear, radial, and conic gradients
Unit Converter
Convert meters to kilometers, grams to kg, inches to centimeters, Fahrenheit to Celsius, and hundreds of other units
Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase, PascalCase, and more
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds.
Image Compressor & Resizer
Compress and resize images online using Canvas API. Reduce file size and optimize images for web.
QR Code Generator
Generate QR codes online for URLs, text, emails, and more. Customize colors, size, and error correction.
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SQL Formatter
Format and beautify SQL queries with customizable indentation and keyword casing