Base64 Decoder
Decode Base64 strings back to clean, human-readable text. Fast parsing of API payloads, tokens, and authorization headers.
Free Online Developer Encoder & Decoder Studio
The Encoder, Decoder & String Escaper is a multi-format conversion studio. Instantly convert payloads and format text strings between URL percent encoding, Base64 blocks, Hexadecimal codes, HTML entities, and programming language escape strings.
Comprehensive Encoding Utilities
Percent encode query arguments for REST calls, encode or decode authorization headers in Base64 format, translate byte strings to Hex strings, escape code symbols, or render HTML character mappings safely in visual code layouts.
Secure Client-Side Operations
All operations run completely client-side in Javascript. Your raw passwords, API auth tokens, text files, and binary structures are never sent across the internet, ensuring full safety.