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user@example.com

Base64 Encoder/Decoder

Encode and decode Base64 for text, files, and images

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Encoded output will appear here

About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode binary data for transmission over text-based protocols.

  • Encodes 3 bytes into 4 ASCII characters
  • Increases data size by approximately 33%
  • Safe for URLs, emails, and text-based protocols
  • Commonly used for embedding images in HTML/CSS