ToolFlow

All processing happens in your browser, nothing is sent to our servers.

Color Picker Color preview Markdown Editor Image Compressor Email Template Password Generator API Tester Regex Builder Gradient Generator JSON Validator Base64 Encoder URL Encoder JWT Parser Hash Generator UUID Generator Unix time Data Format Converter Unit Converter Uniswap sqrtPriceX96 Wei ↔ Human Ethereum address Wallet & vanity Function selector Keccak-256 Hex ↔ UTF-8 ABI encode / decode

Tools

Color Picker Color preview Markdown Editor Image Compressor Email Template Password Generator API Tester Regex Builder Gradient Generator JSON Validator Base64 Encoder URL Encoder JWT Parser Hash Generator UUID Generator Unix time Data Format Converter Unit Converter Uniswap sqrtPriceX96 Wei ↔ Human Ethereum address Wallet & vanity Function selector Keccak-256 Hex ↔ UTF-8 ABI encode / decode

JWT Parser

Parse JWTs and sign HS256 tokens locally

JWT string

Feedback

Found a bug, unclear UX, or want a feature? Tell us on GitHub or by email.

Open GitHub issue Email support