Encode & decode tools
Encode and decode Base64, URLs, JWTs, HTML entities, hex and binary in seconds. Every one of these tools runs entirely in your browser — tokens and payloads you paste are processed on your device and never sent to a server.
All 9 tools in Encode & Decode
Base64 Encode / Decode
Text ↔ Base64, instantly
URL Encode / Decode
Escape & unescape URLs
JWT Decoder
Inspect JSON Web Tokens
HTML Entity Encoder
Escape & unescape HTML
String Escaper
Escape for JSON, JS, HTML, SQL
Base32 Encode / Decode
Text ↔ Base32 (RFC 4648)
Base58 Encode / Decode
Bitcoin-style encoding
Hex Viewer
Text & bytes ↔ hexadecimal
Binary Viewer
Text ↔ binary bits
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