Developer tools
Encoders, formatters and everyday developer utilities. Every tool runs entirely in your browser — free, no sign-up, nothing uploaded.
Base64 Encoder & Decoder
Encode and decode Base64 strings fast.
JSON Formatter & Validator
Pretty-print, minify and validate JSON.
JWT Decoder
Decode and inspect JSON Web Tokens.
URL Encoder & Decoder
Percent-encode and decode URLs.
HTML Entity Encoder
Escape and unescape HTML entities.
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