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
- A dormant maintenance status, a deprecated or archived package, a successor link, or a critical advisory would change this.
Maintenance
CompleteSlowing
- 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
- jtdavis777: 14% of commits
- mustiikhalil: 9% of commits
- dbaileychess: 6% of commits
- fliiiix: 6% of commits
- jakobkordez: 4% of commits
Sources: Commits, Contributors
Stars
CompleteMostly organic, confidence high
Bursts
- Jun 23, 2014 to Jul 3, 2014: about 249 more stars than usual, peak 61 in one day, a spike that tapers off. We couldn't check for an outside explanation.
- Aug 17, 2014 to Aug 18, 2014: about 69 more stars than usual, peak 51 in one day, a spike that tapers off. Outside explanation: a jump in forks.
- Oct 25, 2014 to Oct 28, 2014: about 201 more stars than usual, peak 130 in one day, a spike that tapers off. Outside explanation: a Hacker News post.
- Mar 12, 2015 to Mar 13, 2015: about 32 more stars than usual, peak 21 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
- Apr 3, 2015 to Apr 3, 2015: about 55 more stars than usual, peak 58 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Jul 31, 2015 to Aug 11, 2015: about 373 more stars than usual, peak 89 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
- Aug 31, 2015 to Sep 1, 2015: about 63 more stars than usual, peak 56 in one day, a spike that tapers off. Outside explanation: a jump in forks.
- Nov 5, 2015 to Nov 6, 2015: about 49 more stars than usual, peak 42 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Jan 2, 2016 to Jan 4, 2016: about 79 more stars than usual, peak 52 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
- Jul 10, 2016 to Jul 15, 2016: about 144 more stars than usual, peak 50 in one day, a shape we can't classify. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Jul 27, 2022 to Aug 1, 2022: about 131 more stars than usual, peak 40 in one day, a spike that tapers off. Outside explanation: a jump in forks.
- Nov 23, 2022 to Nov 28, 2022: about 270 more stars than usual, peak 126 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
- Jun 21, 2024 to Jun 22, 2024: about 154 more stars than usual, peak 125 in one day, a spike that tapers off. Outside explanation: a jump in forks.
- Aug 22, 2024 to Aug 25, 2024: about 253 more stars than usual, peak 153 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- 1 stars GitHub has since removed (tracked since Oct 14, 2026).
Anyone can buy stars for any repo; bursts alone don't prove the owner did.
- Some star bursts have no matching forks, issues, releases, or launch coverage.
- Anyone can buy stars for any repo, so this describes the star history only.
Sources: How star history is analyzed
Risk
CompleteFlags
No risk flags.
License
- Now
- Apache-2.0 (OSI-approved)
- A year ago
- Apache-2.0 (OSI-approved)
Packages
- flatbuffers (NPM): latest 25.9.23, published Sep 24, 2025
Advisories for the latest version: none listed
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:
[](https://reporadar.ai/google/flatbuffers)Earlier verdicts
- Oct 14, 2026: Healthy
- Oct 14, 2026: Healthy
Computed 8 hours ago · method 2026.10.2