Topic
Open-source startups tagged #cybersecurity
9 open-source startups in this directory carry the GitHub topic #cybersecurity. 7 pushed code within 30 days of the snapshot of 2026-09-22, 1 has been quiet for 31–120 days, 1 has not pushed in over 120 days. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.
7 of 9 pushed within 30 days of the snapshot of 2026-09-22. How we measure it →
The list
All 9, most-starred first.
The last column is the most recent push GitHub reported to us on 2026-09-22. It counts a push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.
| Project | What it does | Stars | Ship status | Last verified push |
|---|---|---|---|---|
| usestrix/strix | Open-source AI penetration testing tool to find and fix your app’s vulnerabilities. | 64.2K | Still shipping | Sep 22, 2026 |
| KeygraphHQ/shannon | Shannon is an AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and executes real exploits to prove vulnerabilities before they reach production. | 48.3K | Still shipping | Sep 21, 2026 |
| chaitin/SafeLine | SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits. | 22.7K | Still shipping | Sep 22, 2026 |
| smicallef/spiderfoot | SpiderFoot automates OSINT for threat intelligence and mapping your attack surface. | 22.5K | Gone silent | Apr 13, 2026 |
| wazuh/wazuh | Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads. | 17K | Still shipping | Sep 22, 2026 |
| OpenNHP/opennhp | A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the AI-driven world. | 13.9K | Still shipping | Sep 22, 2026 |
| 1N3/Sn1per | Automated penetration testing & attack surface management platform. Recon, scan, exploit, report — 600+ exploits, 90+ integrations, 10K+ detections. | 11.3K | Slowed | Jul 4, 2026 |
| bunkerity/bunkerweb | 🛡️ Open-source and cloud-native Web Application Firewall (WAF) | 11K | Still shipping | Sep 22, 2026 |
| OpenCTI-Platform/opencti | Open Cyber Threat Intelligence Platform | 10K | Still shipping | Sep 22, 2026 |
Related collections
Sideways from here.
The 8 largest other topics in the directory, then the other ways to slice it. Every count is as of the snapshot of 2026-09-22.
Snapshot of 2026-09-22 · 721 repos in the directory · every number on this page is measured against that date, not against today. What this measurement cannot tell you →