Encoding & Web Security
Free, secure online Encoding & Web Security tools.
DECODER
Base64 Decoder
Decode Base64 encoded strings back to original readable UTF-8 text and payloads.
RFC 4648
Base64 Encoder
Encode UTF-8 text and binary data into standard RFC 4648 Base64 strings with zero server uploads.
URL UNESCAPE
URL Decoder
Decode percent-encoded URL links and parameters back into clean human-readable text.
URL ESCAPE
URL Encoder
Encode URL query parameters, paths, and special characters into safe percent-encoding (%20, %26).
ENCODE
URL Safe Base64 Encoder
Encode text using the URL-safe / base64url alphabet (- and _ instead of + and /, no padding).