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Free Developer Tools: JSON, Base64, Hash

Format JSON, encode Base64, generate SHA-256 hashes, encode URLs. In your browser, no data sent.

JSON Formatter and Validator

Pretty-print, minify and validate JSON.

Base64 Encode and Decode

Convert text or a file to Base64 and back.

URL Encode and Decode

URL encode / decode and parse query strings.

Hash Generator (SHA-256, SHA-1, SHA-512)

Compute and verify a text or file digest.