B64

Base64 Encoder/Decoder

Encode and decode text and files with Base64 — full UTF-8 support and a URL-safe mode.

  • encode
  • decode
  • file
  • data-URI
  • URL-safe
Waiting for input...
base64
Plain text
1
Base64
—Input length
—Output length
—Output size
—Size change
This tool runs entirely in your browser. In encode mode you can upload a file (including images); in decode mode, the output can be downloaded as the original binary file.