Developer & Data tools
Format, encode, inspect and transform developer data. Pick a tool and get straight to the task.
Developer & Data
JSON Formatter & Validator
Format, minify, validate and optionally sort JSON keys entirely in your browser.
Open tool →Developer & DataBase64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to UTF-8 text in your browser.
Open tool →Developer & DataUUID Generator
Generate one or many random UUID v4 identifiers with optional uppercase formatting.
Open tool →Developer & DataJWT Decoder
Decode JWT header and payload locally. Decoding does not verify the token signature or authenticity.
Open tool →Developer & DataURL Encoder / Decoder
Encode text for use in a URL component or decode percent-encoded text.
Open tool →Developer & DataRegex Tester
Test a JavaScript regular expression against sample text with selectable flags and match details.
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