Base64 Encoder/Decoder

Encode and decode Base64 strings and files with ease

Input (Text or Base64)

Output

Features:

Encode text to Base64 format
Decode Base64 strings back to text
Upload files and encode to Base64 (max 10MB)
Download encoded/decoded results
Swap input and output for quick re-encoding
Copy results to clipboard
Privacy-first: All processing happens in your browser

What is Base64?

Base64 is an encoding scheme that converts binary data into ASCII text format using 64 different characters (A-Z, a-z, 0-9, +, /). It's commonly used for encoding data in emails, data URLs, and transferring binary data over text-based protocols.

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