Developer Tools
Built for developers, these tools help you format JSON, encode data, test regex, decode JWTs and more - all without leaving your browser.
15 tools in this category
JSON Formatter
Format and beautify JSON data
Open tool →JSON Validator
Validate JSON syntax
Open tool →JSON Minifier
Minify and compress JSON
Open tool →Base64 Encoder
Encode text to Base64
Open tool →Base64 Decoder
Decode Base64 to text
Open tool →URL Encoder
Encode URLs and text
Open tool →URL Decoder
Decode URL-encoded text
Open tool →HTML Formatter
Format and beautify HTML
Open tool →HTML Minifier
Minify HTML code
Open tool →CSS Minifier
Minify and compress CSS
Open tool →JavaScript Minifier
Minify JavaScript code
Open tool →Regex Tester
Test regular expressions
Open tool →JWT Decoder
Decode JWT tokens
Open tool →UUID Generator
Generate random UUIDs
Open tool →Timestamp Converter
Convert Unix timestamps
Open tool →About Developer Tools
Built for developers, these tools help you format JSON, encode data, test regex, decode JWTs and more - all without leaving your browser.
Features
- Free and unlimited usage
- Privacy focused - browser processing
- No registration required
- Mobile friendly
Frequently Asked Questions
Are developer tools accurate?⌄
Yes, they use standard libraries and specs for encoding, formatting and validation.
Can I use them offline?⌄
Most tools work offline after the page loads, as processing is client-side.