Star history pattern
The detector checks whether one visible interval dominates the repository's star count.
GitHub star authenticity tool
Fake Star Detector for GitHub repositories
Check visible star-history patterns for sudden spikes, recent concentration, and other signals that may deserve manual review. This is a heuristic quality check, not proof of fake stars.
Authenticity signals
Recent concentration
The detector compares recent stars with the full visible history to find suspiciously concentrated growth.
Manual review still matters
A score can highlight anomalies, but launches, newsletters, and social posts can also create legitimate spikes.