Base64 Encoder & Decoder

Encode and decode text and files to Base64 format instantly

Client-side Processing File Support Data URL Format Auto-detection

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About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format.

Common uses:

  • Email attachments
  • Data URLs in web pages
  • API data transmission
  • Configuration files

Data URL format: data:image/png;base64,iVBOR...