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Base64 Encoder / Decoder

Encode text, decode Base64, or convert files to Base64 data URLs.

Input Text

Size: 0 B

Base64 Output

Size: 0 B | Overhead: —

How to Use Base64 Encoder/Decoder

Encode Text: Type or paste text on the left; Base64 output appears on the right.
Decode Text: Paste a Base64 string on the left; decoded text appears on the right.
File to Base64: Drop any file to get its Base64 data URL, along with HTML/CSS snippets.