Developer tools
Format, validate, encode and generate. Your code and tokens never hit a server.
8 tools · no sign-up · no daily limit
JSON Formatter
Pretty-print, minify and validate JSON.
runs on your deviceBase64 Encode / Decode
Convert text to and from Base64.
runs on your deviceJWT Decoder
Inspect the header and payload of a token.
runs on your deviceUUID Generator
Random v4 UUIDs, as many as you need.
runs on your deviceHash Generator
SHA-256, SHA-1 and SHA-512 of any text.
runs on your deviceRegex Tester
Test a pattern against text and count matches.
runs on your deviceURL Encode / Decode
Percent-encode URLs and query values.
runs on your deviceTimestamp Converter
Unix time to human dates and back.
runs on your device