Base64 Encoder/Decoder

Encode and decode Base64 strings

About Base64

Base64 is an encoding scheme that converts binary data into ASCII text format.

Common uses:

  • • Embedding images in HTML/CSS
  • • Sending binary data in JSON or XML
  • • Email attachments (MIME)
  • • Data URLs in web applications

Mode

Plain Text

Base64 Output

Output will appear here

About Base64

Base64 is an encoding scheme that converts binary data into ASCII text format. It's commonly used for transmitting data over media designed to handle text.

Common uses:

  • • Embedding images in HTML/CSS (data URLs)
  • • Email attachments (MIME encoding)
  • • Storing complex data in JSON/XML
  • • API authentication tokens
  • • URL-safe data transmission