Developer Tools
Format, encode, inspect and transform developer data.
JSON Formatter
Format and validate JSON locally in your browser.
JSON Minifier
Minify valid JSON into one compact line.
Base64 Encoder
Encode UTF-8 text to Base64 locally.
Base64 Decoder
Decode Base64 back to UTF-8 text.
URL Encoder
Percent-encode text for safe URL use.
URL Decoder
Decode percent-encoded URL text.
UUID Generator
Generate RFC 4122 version 4 UUIDs.
Unix Timestamp Converter
Convert between Unix timestamps and readable dates.
HTML Escape
Escape special HTML characters safely.
HTML Unescape
Decode common HTML entities.
CSS Minifier
Remove comments and unnecessary whitespace from CSS.
JavaScript Minifier Lite
Lightly minify JavaScript without external services.
HEX ↔ RGB Converter
Convert HEX colors to RGB and RGB to HEX.
SHA-256 Hash Generator
Generate a SHA-256 digest locally with Web Crypto.
Regex Tester
Test a regular expression against sample text.