Base64 Encoder / Decoder
Encode and decode Base64 / Base64URL with full UTF-8 support, turn files into data URIs and decode Base64 back into downloadable files.
Use them right in your browser – no downloads, no installs.
Encode and decode Base64 / Base64URL with full UTF-8 support, turn files into data URIs and decode Base64 back into downloadable files.
Caesar, ROT13, ROT47, Atbash, Vigenère, XOR, Bacon and Morse code (with audio) – plus a Caesar brute-force view for puzzles and CTFs.
Type once, see every encoding: hex, binary, octal, byte values, Base32, Base58, Ascii85, quoted-printable, punycode and escapes – and decode them back.
Escape and unescape strings for HTML, JavaScript, JSON, PHP, SQL, regular expressions, CSV and shell arguments.
Reveal every character: code points, UTF-8 / UTF-16 bytes and HTML entities – and spot invisible or look-alike characters that break your code.
Percent-encode or decode strings, split any URL into its parts and edit its query parameters in a table.
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