VerifiedLocal processinghigh sensitivity

Base64 Decoder

Strictly decode standard Base64 into UTF-8 text

Workbench

Use Base64 Decoder

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Known limitations

  • Text mode accepts canonical padded Base64 plus ASCII whitespace and rejects non-UTF-8 binary output.
  • Text input is measured after UTF-8 encoding.
  • Processing runs in the current browser tab.

Standards and references

Understand the result

These links carry no input or output. Cross-tool payload handoff is kept in memory only when a compatible tool explicitly offers it.

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