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MetaOrganization

Meta

@facebook • Meta Open Source. Use this route to separate flagship concentration from portfolio breadth before you treat a publisher as broadly strong.

Portfolio concentration

72%

Top three share

Shows whether the organization is driven by one breakout repo or several visible projects.

Breadth

10 repos

Visible snapshot

0 repositories updated in the last 90 days.

Leading language

TypeScript

Portfolio mix

TypeScript (4), C++ (4), JavaScript (2)

Average size

53.5K

Stars per repository

Useful for distinguishing one flagship-heavy publisher from a repeatable portfolio.

Back to organizationsCompare repositories
Static fallback snapshot10 repositories

Portfolio Shape

72%

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

Average Repository Size

53.5K

stars per repository in this same snapshot.

Current Mix

TypeScript

is the most common language here, with 0 repositories updated in the last 90 days.

Why this rank

This organization stands out because its public portfolio is relatively balanced across 10 repositories.

Balanced portfolio across 10 reposTop 3 share 72%

Organization pages work best when you separate portfolio breadth from flagship concentration. In Meta's case, the visible top three repositories account for about 72% 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 TypeScript (4), C++ (4), JavaScript (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: Static fallback snapshot. 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
1facebook/react

UI library

JavaScript220K
2facebook/react-native

Mobile apps with React

JavaScript115K
3facebook/docusaurus

Documentation sites

TypeScript52K
4facebook/jest

JavaScript testing

TypeScript43K
5facebook/rocksdb

Embedded database

C++27K
6facebook/folly

C++ library

C++27K
7facebook/lexical

Text editor framework

TypeScript17K
8facebook/flipper

Mobile debugging

TypeScript13K
9facebook/watchman

File watcher

C++12K
10facebook/hermes

JS engine for RN

C++9K

Next step after the organization read

Open a flagship repository, compare a couple of portfolio leaders, or return to the organization map when you want a broader concentration read.
Open flagship repoCompare repositoriesBack to organizations

Learn and methodology

Keep trust-building context reachable, but behind the first data read instead of ahead of it.
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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.