DevMintMINTKIT

Free developer tools

JSON · Base64 · UUID · Hash · JWT · Regex — no sign-up, runs in your browser.

JSON Formatter
Beautify & validate
Regex Tester
Live match & replace
Base64 Encoder/Decoder
Text ↔ Base64
URL Encoder/Decoder
Escape & unescape
JWT Decoder
Inspect header & claims
UUID Generator
Random v4 & v7
Hash Generator
MD5 · SHA-1 · SHA-256 · SHA-512
Unix Timestamp Converter
Epoch ↔ date

100% free · no sign-up · nothing leaves your browser