GitStar
Protocol Buffers

Protocol Buffers

@protocolbuffersA language-neutral, platform-neutral extensible mechanism for serializing structured data.

Updated: 2026-03-20(24d ago)GitHub API fallback13 repositories

Portfolio Shape

98%

of the visible star count comes from this organization's top three repositories.

Average Repository Size

6K

stars per repository in this same snapshot.

Current Mix

Go

is the most common language here, with 8 repositories updated in the last 90 days.

Why this rank

This organization stands out because one flagship repo drives 92% of its visible star count.

Flagship share 92%Breakout repo: protobuf

Organization pages work best when you separate portfolio breadth from flagship concentration. In Protocol Buffers's case, the visible top three repositories account for about 98% of total stars in this snapshot, which helps explain whether the organization is known for one breakout project or for a broader repeatable portfolio.

The dominant language mix here is Go (3), C (2), Unknown (2). That makes this page useful not just for popularity checks, but also for seeing what technical shape an organization's public ecosystem actually has.

Source: GitHub API fallback. This is the same cache-first snapshot used by the organization ranking list, so the summary view and the detail view should stay aligned.

Top Repositories

#RepositoryLanguage⭐ Stars
1protocolbuffers/protobuf

Protocol Buffers - Google's data interchange format

C++71.1K
2protocolbuffers/protobuf-go

Go support for Google's protocol buffers

Go3.3K
3protocolbuffers/upb

a small protobuf implementation in C

C1.5K
4protocolbuffers/protobuf-javascriptJavaScript458
5protocolbuffers/protoscope

Protoscope is a simple, human-editable language for representing and emitting the Protobuf wire format.

Go418
6protocolbuffers/protobuf-php

This repository contains only PHP files to support Composer installation. This repository is a mirror of [protobuf](https://github.com/protocolbuffers/protobuf). Any support requests, bug reports, or development contributions should be directed to that project. To install protobuf for PHP, please see https://github.com/protocolbuffers/protobuf/tree/master/php

PHP371
7protocolbuffers/txtpbfmt

txtpbfmt parses, edits and formats text proto files in a way that preserves comments.

Go127
8protocolbuffers/protocolbuffers.github.ioHTML63
9protocolbuffers/protobuf-grammar

This repository contains grammars for parsing Protocol Buffers's .proto files

28
10protocolbuffers/utf8_rangeC19
11protocolbuffers/protobuf-ci

A shared repository for Protobuf CI actions

8
12protocolbuffers/rules_ruby

Ruby Rules for Bazel. This is a fork of https://github.com/bazelruby/rules_ruby exclusively for protobuf internal usage

Starlark4
13protocolbuffers/bazel-central-registry

The central registry of Bazel modules for the Bzlmod external dependency system.

Starlark2

How to Read This Snapshot

Total stars are useful as a discovery signal, but they do not tell you whether a team maintains every repository equally. Pair this page with release cadence, maintainer activity, and the flagship concentration shown above before making adoption decisions.

For broader background on GitStar's ranking logic and editorial guidance, see Methodology & Editorial Standards.