Base64 Encoder/Decoder

Convert, encode, and decode data between plain text and Base64 format. Perfect for developers working with data URLs, API payloads, and more.

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About Base64 Encoding

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

  • Encoding binary data in emails or web pages
  • Storing complex data in formats like XML or JSON
  • Data URIs in HTML and CSS (e.g., embedding images directly)

Common Use Cases

Web Development: Base64 encoding for inline images in HTML/CSS.

API Development: Encoding binary data for transmission in JSON payloads.

Authentication: Encoding credentials in basic HTTP authentication.

Cryptography: Converting binary keys and signatures to text format.