All tools
Search across every QuickWebTools utility or filter by category.
JSON Formatter
Beautify, minify, and validate JSON with syntax-aware errors.
Base64 Encode / Decode
Encode text to Base64 and decode Base64 back to plain text.
Color Converter
Convert between HEX, RGB, and HSL and copy CSS-ready values.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes for any text.
URL Encoder / Decoder
Percent-encode and decode URLs and query strings safely.
Regex Tester
Test JavaScript regular expressions and see matches highlighted live.
JWT Decoder
Decode a JSON Web Token's header and payload without leaving your browser.
UUID Generator
Generate cryptographically strong v4 UUIDs in bulk.