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Base64 Encoder & Decoder

Encode files as Base64 or restore pasted Base64 data locally.

Loading local tool…
No uploadsYour files stay on this device.
Local engineYour browser does the work.
Auto cleanupTemporary memory is released.
About this tool

Use base64 encoder & decoder without uploading files

Encode files as Base64 or restore pasted Base64 data locally. Base64 Encoder & Decoder runs in the current browser session, giving you a direct result without sending the source to a Filemazing processing server.

Processing takes place in your browser tab. Temporary working data is released when you leave or reload the page.

Three steps
  1. Choose, paste, or enter the source accepted by Base64 Encoder & Decoder.
  2. Select the conversion direction and output options you need.
  3. Convert the input, inspect the result, and copy or download it.
Useful for

Common base64 tasks

  • Using base64 without an upload queue
  • Completing quick browser tasks
  • Producing copy-ready results
Practical details

What to know before you start

Accepted input

Local files of any type supported by Base64 Encoder & Decoder

Created output

A converted result produced by Base64 Encoder & Decoder

Tips and limitations
  • Verify generated values in the system where they will be used.
  • Preserve a source copy before applying text or data transformations.
  • Review the Base64 Encoder & Decoder result before using it in an important workflow.