Protocol Buffers Editor

How to use Protocol Buffers Editor

Open and edit Protocol Buffers files online. Search text and download your .proto source without installing an editor or uploading files.

1. Import a local .proto file or paste your Protocol Buffers source.
2. Edit the text and use Find to locate the section you need.
3. Copy the result or download the updated source file.

Protocol Buffers Editor · Example

syntax = "proto3";
message Note {
  int32 id = 1;
  string title = 2;
}

syntax = "proto3";
message Note {
  int32 id = 1;
  string title = 2;
}

The downloaded source retains your edits. Syntax coloring does not execute, compile or validate the program.

Usage notes

Your files and input are processed in this browser. No uploads or accounts.

This is a source editor. It does not run, compile or validate the program or connect to a server.