Base64 Encode

Encodes any text (including non-English characters) into Base64. Runs entirely in your browser — nothing is sent to a server.

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Encodes any text (including non-English characters) into Base64. Runs entirely in your browser — nothing is sent to a server.

Use cases

  • Embedding small binary-safe data in a URL or JSON payload
  • Preparing a Basic Auth header value

Examples

Simple text

hello
aGVsbG8=

FAQ

Is my data sent to a server?

No — this tool runs entirely in your browser.