This small codec keeps Unicode boundaries explicit with TextEncoder and TextDecoder. It rejects malformed Base64 rather than returning ambiguous output.
ToolStable
Base64 Encoder
Encode and decode UTF-8 text as Base64 entirely in the browser, with strict invalid-input feedback.
- Published
Workbench
Runs in your browserno requests
JavaScript is required to run this local tool. Your input is not submitted anywhere.
Accepts
- UTF-8 text
- Base64 text
Returns
- Base64 text
- decoded UTF-8 text
Filed under
Evidence register
1The implementation uses browser UTF-8 and Base64 primitives without network access.
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