google/flatbuffers

FlatBuffers: Memory Efficient Serialization Library

26.6k stars · 3.7k forks · C++

Healthy

Healthy: maintained by 2 people in the last 90 days, no known risks.

Why

No rule fired.

What would change this

Maintenance

Complete

Slowing

Human commits, 30 days
0
Human commits, 90 days
2
Human commits, 365 days
155
Bot share of commits, 365 days
4%
Last commit
Sep 14, 2026 (1 month ago)
Last human commit
Sep 14, 2026 (1 month ago)
Authors, 90 days
2
Last release
Feb 6, 2026 (8 months ago)
Median PR merge time
4 days

Responsiveness: of 30 recent issues, 7% got a maintainer reply. Median first response: 4 hours.

Sources: Commits, Releases, Merged pull requests, Issues

People

Complete
Owner
Organization
Commits sampled
155 since Oct 14, 2025
Authors for half of commits
10
Authors for 80% of commits
43
Contributors
436

Top committers

Sources: Commits, Contributors

Stars

Complete

Mostly organic, confidence high

Stars per week, 2014-05-18 to 2026-10-11. 22 weeks overlap a burst.Peak 880 a week2014-05-182026-10-11
Bars show stars gained each week. Orange bars overlap a burst.

Bursts

Anyone can buy stars for any repo; bursts alone don't prove the owner did.

Sources: How star history is analyzed

Risk

Complete

Flags

No risk flags.

License

Now
Apache-2.0 (OSI-approved)
A year ago
Apache-2.0 (OSI-approved)

Packages

Package and advisory data: deps.dev and OSV.

OpenSSF Scorecard: 5.7 out of 10 (via deps.dev).

Sources: GitHub: google/flatbuffers, deps.dev: npm flatbuffers

Badge

Add this to a README to show the current verdict:

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Earlier verdicts

Computed 8 hours ago · method 2026.10.2