Tools
Developer Tools
Handy utilities for developers: format and validate JSON, encode and decode Base64 and URLs, generate UUIDs and convert colors — all in your browser.
JSON Formatter
Format, validate and minify JSON instantly.
Open toolBase64 Encode / Decode
Encode text to Base64 or decode it back.
Open toolURL Encode / Decode
Percent-encode or decode URLs and query strings.
Open toolUUID Generator
Generate random UUID (v4) identifiers in bulk.
Open toolColor Converter
Convert colors between HEX, RGB and HSL.
Open toolHash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes.
Open toolUnix Timestamp Converter
Convert Unix timestamps to dates and back.
Open toolJWT Decoder
Decode and inspect a JSON Web Token.
Open toolRegex Tester
Test regular expressions with live match highlighting.
Open tool