Security Tools

Token inspection, hashing and identifier generation, all computed locally in the browser

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Tools

JWT Decoder

Decode a JSON Web Token to read its header, payload and claims, see whether it has expired, and optionally verify an HMAC signature with your own secret.

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 digests from text or a file, in hex or base64, and compare the result against an expected checksum.

UUID Generator

Generate version 4 random or version 7 time ordered UUIDs in bulk using the browser cryptographic random source, with formatting options and file download.

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Convert XML to JSON

Convert YAML to JSON

Base64 Encoder/Decoder

Encode/decode Base64 with file support and URL-safe encoding

Data Converters

URL Encoder/Decoder

Professional URL encoder and decoder with component support, validation, and bulk processing

Data Converters

HTML5 Validator

Professional HTML5 validator with syntax checking, semantic analysis, accessibility compliance, and SEO optimization

Web Development

CSS Minifier

Advanced CSS minification and optimization tool with real-time compression, unused code removal, and performance analysis

Web Development

JS Beautifier

Advanced JavaScript formatter and beautifier with intelligent formatting, syntax analysis, and support for modern ES2024+ features

Web Development

React Component Generator

Advanced React component generator with TypeScript support, modern hooks, multiple styling options, and production-ready code generation

Frontend Tools