Q3 2025 Rankings
Cybersecurity Startups to Watch, Q3 2025
Cybersecurity engineering teams show a bifurcated pattern: vulnerability scanning sprints vs. identity teams with steady commits but growing contributor lists.
| # | Company | Stage | Geo | Commits (14d) | Change | Contributors | Contrib. Growth | New Repos | Signal |
|---|---|---|---|---|---|---|---|---|---|
| 1 | nomi-sec Security | Pre-seed | Unknown | 135 | -13% | 1 | +0% | 0 | Framework migration |
| 2 | zeek | Growth | US | 87 | -15% | 100 | +58% | 2 | Engineering hiring burst |
Sorted by commit velocity change (14-day window, descending). Top 3 highlighted. Data last updated Q3 2025.
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Frequently Asked Questions
What engineering signals are cybersecurity startups showing in Q3 2025?
In Q3 2025, we are tracking 2 cybersecurity startups with measurable GitHub engineering signals. 0 of 2 show positive commit velocity growth. The most common signal type is "Framework migration", observed in 1 of the tracked companies. The average 14-day commit velocity across the sector is 111 commits, with nomi-sec leading at 135 commits (-13% change). These patterns have historically preceded fundraise announcements by six to twelve weeks.
Which cybersecurity startup has the highest engineering acceleration in Q3 2025?
nomi-sec leads the cybersecurity sector in Q3 2025 with 135 commits over a 14-day window, representing a -13% change from the prior period. With 1 active contributors, nomi-sec is showing a "Framework migration" pattern — one of the more reliable leading indicators of a significant product milestone or fundraise.
Where are the most active cybersecurity engineering teams located?
Among the 2 cybersecurity startups we track, US accounts for the highest concentration with 1 teams. Startups protecting systems, networks, and data from digital attacks. Geographic distribution matters for investors because engineering talent clusters correlate with sector-specific domain expertise and proximity to early adopter customers.