JSON to Protocol Buffers

Encode JSON data into Protocol Buffers binary format using a .proto schema definition with base64 output.

Enter schema, then ---DATA---, then data...

What Is Protocol Buffers?

JSON to Protocol Buffers is a free online tool that converts JSON data into protocol buffers format for use in various programming environments. This tool is 100% client-side and processes all data locally in your browser.

How to Use

  1. Paste your JSON: Add your JSON data in the input panel.
  2. Click Convert: Press the button to process your input.
  3. Review Output: The converted result appears instantly.
  4. Copy: Use Copy or Download to save your result.

Related Tools