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Base64 Encoder / Decoder

100% local v1.1.4

Convert text and files to and from Base64. UTF-8 aware, with an optional URL-safe alphabet. Nothing is uploaded — everything happens in your browser.

Text to encode

0 bytes

Or encode a file instead of text

URL-safe alphabetUse - and _ instead of + and /, and drop padding.

Base64 output

About this tool

Convert text and files to and from Base64, UTF-8 aware, with an optional URL-safe alphabet. Encode a dropped file, or decode a string back to text or a downloadable file.

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