Developer tools
Encoders, hashers, formatters.
JSON Formatter
Pretty-print and validate JSON.
Base64
Encode and decode Base64.
URL Encode/Decode
Encode and decode URLs.
Hash Generator
SHA-1, SHA-256, SHA-384, SHA-512.
UUID Generator
Generate UUID v4.
Regex Tester
Test JS regular expressions.
Timestamp Converter
Unix ↔ ISO date.
JWT Decoder
Decode JWT tokens.
Color Converter
HEX ↔ RGB ↔ HSL.
YAML ↔ JSON
Convert between YAML and JSON.
XML Formatter
Pretty-print XML.
cURL → fetch
Convert cURL to JS fetch.
HTTP Status Codes
Searchable status reference.
Strip HTML
Remove HTML tags.
CSS Minify
Compact CSS.
JS Minify
Naive JS minifier.
User Agent Parse
Detect browser/OS.