Base64 Encoder / Decoder

Convert text and files to and from Base64. Works on UTF-8 text, supports URL-safe variant, and runs entirely locally.

Mode

Source

URL-safe (replace +/= with -_ and strip padding)

Input

Type, paste or pick a file to start

Output

100% Private

Your text or file never leaves the browser. Conversion is local.

Instant encode/decode — no roundtrip.

No size limit, no sign-up, no ads.

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