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Tech riderRev. 20 Sept 2026

protoc-gen-doc

Ch 156.6of 23 gRPC Tools
  1. 1Runs onLinux, Mac, self-hosted, Windows
  2. 2CostsNot stated by the maker
  3. 3Deployment modelself hosted
2 lines stated Written from the maker's own pages: github.com
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The protoc-gen-doc homepage

Overview

protoc-gen-doc is ranked #15 of 23 in gRPC tools on Specifiction. It runs on Linux, macOS, Self-hosted, Windows.

Compared on gRPC tools

Deployment model
self_hostedgithub.com

Facts

Purpose
protoc-gen-doc is a documentation generator plugin for the Google Protocol Buffers compiler.github.com · 4 Oct 2026
Output formats
It generates HTML, JSON, DocBook, and Markdown documentation from comments in .proto files.github.com · 4 Oct 2026
Proto support
It supports proto2 and proto3, including both in the same context.github.com · 4 Oct 2026
Installation
The project offers a Docker image, Go installation, prebuilt releases, and a Maven Central package.github.com · 4 Oct 2026
Customization
Users can supply a custom Go template and can customize HTML output with a stylesheet.css file.github.com · 4 Oct 2026
Documentable elements
Comments can document files, messages, fields, services and methods, enums and values, and extensions.github.com · 4 Oct 2026
Filtering
The plugin supports excluding files by path patterns and excluding comments with the @exclude prefix.github.com · 4 Oct 2026
License
The software is distributed under the MIT License, which permits use, copying, modification, distribution, sublicensing, and sale subject to its terms.github.com · 4 Oct 2026
Security
The repository says it has no SECURITY.md security policy and no published security advisories.github.com · 4 Oct 2026
Release signature
The v1.5.1 release page says its tag was signed with the committer’s verified signature.github.com · 4 Oct 2026
Output path option
The source_relative flag writes generated output in the same relative directory as the input file.github.com · 4 Oct 2026

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