Fast, simple and privacy-friendly utilities for developers.
$ echo '{"tool":"fast","privacy":"local"}' | jq .tool
Format, minify and validate JSON
Encode and decode Base64 with UTF-8 and Base64URL support
Encode and decode URLs with component and full URL support
Decode JWT tokens and inspect header, payload and claims
Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes
Generate UUID v4 and v7 with batch support
Convert between Unix timestamps and human-readable dates
Format SQL queries with dialect and indentation support
Developer Utility