Developer tools
Fast, no-login utilities for everyday coding.
JSON formatterPopular
Format, validate and minify JSON in your browser.
Base64 encoder / decoder
Encode or decode Base64 text, UTF-8 safe.
JWT decoder
Decode a JWT's header and payload in your browser.
Regex tester
Test regular expressions with live match highlighting.
URL encoder / decoder
Percent-encode or decode URLs and query strings.
UUID generator
Generate random UUID v4 identifiers in bulk.
Hash generator (SHA)
SHA-1, SHA-256, SHA-384 and SHA-512 of any text.
Unix timestamp converter
Convert Unix timestamps to dates and back.
Color converter
Convert colors between HEX, RGB and HSL.