Open source focus
Open Source Alternatives to Gray Swan Security Inc.
60 open source Cybersecurity options similar to Gray Swan Security Inc., ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
Vectra AI64CybersecuritySan Jose, USA$10.0MOpen source
Bell Cyber26CybersecurityTel Aviv, IsraelOpen source
Palo Alto Networks Cortex XDR23CybersecuritySanta Clara, United StatesOpen source
0sec11CybersecurityOpen source · Self-hostable
Forter85FintechNew York, United States$550.0MOpen source
SafeBreach69EnterpriseTel Aviv, Israel$140.5MOpen source
Coro65EnterpriseNew York, United States$235.0MOpen source
Perception Point65EnterpriseTel Aviv, Israel$38.0MOpen source
Intezer63EnterpriseTel Aviv, Israel$58.0MOpen source
Demisto62EnterpriseSan Francisco, United States$69.0MOpen source
Artemis Global Technologies62CybersecuritySan Francisco, United States$85.0MOpen source
Seemplicity61EnterpriseTel Aviv, Israel$182.0MOpen source
Lightcyber59EnterpriseTel Aviv, Israel$35.0MOpen source
Backslash Security57CybersecurityTel Aviv, Israel$27.0MOpen source
Secdo55EnterpriseNew York City, United States$11.0MOpen source
HoneyHive55CybersecuritySan Francisco, United States$10.0MOpen source
CyberGuard AI48CybersecurityDurham, United Kingdom$1.0BOpen source
Hacktron AI Inc.43CybersecuritySan Francisco, United States$1.0MOpen source
Cyberidge43CybersecurityTel Aviv, Israel$1.3BOpen source
TandemTrace35Agentic AIOpen source
Secuvy32CybersecurityOttawa, CanadaOpen source
RSA31CybersecurityBedford, United StatesOpen source
Controlsecurity20CybersecurityOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
Aitrustapp4Trust and SafetyOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
Exabeam78EnterpriseFoster City, United States$390.0MOpen source
Talon Cyber Security69EnterpriseNew York, United States$126.0MOpen source
Tines66Security AutomationDublin, Ireland$260.1MOpen source
Expel66CybersecurityHerndon, United States$267.8MOpen source
Protect AI64CybersecuritySeattle, United States$105.0MOpen source
Nagomi Security63CybersecuritySan Francisco, United States$30.0MOpen source
Oligo Security63EnterpriseTel Aviv, Israel$130.0MOpen source · Self-hostable
CyCognito63EnterprisePalo Alto, United States$153.0MOpen source
Team Cymru62CybersecurityOrem, USA$63.0MOpen source
Red Canary61CybersecurityDenver, United States$90.0MOpen source
Netography58CybersecurityColumbia, United States$35.0MOpen source
Ray Security57EnterpriseSan Francisco, United States$11.0MOpen source
Token Security57EnterpriseSan Francisco, United States$27.0MOpen source
Mobb55CybersecurityTel Aviv, Israel$5.4MOpen source
KTrust54EnterpriseTel Aviv, Israel$5.3MOpen source
Palo Alto Networks Israel Holdings54Cybersecurityתל אביב - יפו, IsraelOpen source
Ironblocks54EnterpriseTel Aviv, Israel$7.0MOpen source
Talon54CybersecurityTel Aviv, Israel$169.0MOpen source
- Puck52Endpoint SecurityUnited States
Open source · Self-hostable
Enso Security52EnterpriseTel Aviv, Israel$6.0MOpen source
Netskope52CybersecuritySanta Clara, United States$1.5BOpen source
Oplane49CybersecurityMalmö, Sweden$4.5MOpen source
Torch Security49CybersecurityLeawood, United StatesOpen source
Argon Security47EnterpriseTel Aviv, IsraelOpen source
Scribe Security43Supply ChainTel Aviv, IsraelOpen source
MalantAI43CybersecurityTel Aviv, IsraelOpen source
Cyviation43CybersecurityTel Aviv, Israel$4.0MOpen source
- APApproov42CybersecurityLondon, United Kingdom$8.6M
Open source
Codavel38CybersecurityPorto, PortugalOpen source
Nestlogic37ComputingSan Francisco, United StatesOpen source
SOC Prime36CybersecurityBoston, United States$21.5MOpen source
Paart35AI GovernanceOpen source
Exein30CybersecurityMilan, Italy$1.5MOpen source
GeeTest CAPTCHA25CybersecurityShanghai, ChinaOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Vectra AI | Cybersecurity | Open source | San Jose, USA | $10.0M | 64 | |
| Bell Cyber | Cybersecurity | Open source | Tel Aviv, Israel | — | 26 | |
| Palo Alto Networks Cortex XDR | Cybersecurity | Open source | Santa Clara, United States | — | 23 | |
| 0sec | Cybersecurity | Open source · Self-hostable | — | — | 11 | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| SafeBreach | Enterprise | Open source | Tel Aviv, Israel | $140.5M | 69 | |
| Coro | Enterprise | Open source | New York, United States | $235.0M | 65 | |
| Perception Point | Enterprise | Open source | Tel Aviv, Israel | $38.0M | 65 | |
| Intezer | Enterprise | Open source | Tel Aviv, Israel | $58.0M | 63 | |
| Demisto | Enterprise | Open source | San Francisco, United States | $69.0M | 62 | |
| Artemis Global Technologies | Cybersecurity | Open source | San Francisco, United States | $85.0M | 62 | |
| Seemplicity | Enterprise | Open source | Tel Aviv, Israel | $182.0M | 61 | |
| Lightcyber | Enterprise | Open source | Tel Aviv, Israel | $35.0M | 59 | |
| Backslash Security | Cybersecurity | Open source | Tel Aviv, Israel | $27.0M | 57 | |
| Secdo | Enterprise | Open source | New York City, United States | $11.0M | 55 | |
| HoneyHive | Cybersecurity | Open source | San Francisco, United States | $10.0M | 55 | |
| CyberGuard AI | Cybersecurity | Open source | Durham, United Kingdom | $1.0B | 48 | |
| Hacktron AI Inc. | Cybersecurity | Open source | San Francisco, United States | $1.0M | 43 | |
| Cyberidge | Cybersecurity | Open source | Tel Aviv, Israel | $1.3B | 43 | |
| TandemTrace | Agentic AI | Open source | — | — | 35 | |
| Secuvy | Cybersecurity | Open source | Ottawa, Canada | — | 32 | |
| RSA | Cybersecurity | Open source | Bedford, United States | — | 31 | |
| Controlsecurity | Cybersecurity | Open source | — | — | 20 | |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 | |
| Aitrustapp | Trust and Safety | Open source | — | — | 4 | |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 | |
| Exabeam | Enterprise | Open source | Foster City, United States | $390.0M | 78 | |
| Talon Cyber Security | Enterprise | Open source | New York, United States | $126.0M | 69 | |
| Tines | Security Automation | Open source | Dublin, Ireland | $260.1M | 66 | |
| Expel | Cybersecurity | Open source | Herndon, United States | $267.8M | 66 | |
| Protect AI | Cybersecurity | Open source | Seattle, United States | $105.0M | 64 | |
| Nagomi Security | Cybersecurity | Open source | San Francisco, United States | $30.0M | 63 | |
| Oligo Security | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $130.0M | 63 | |
| CyCognito | Enterprise | Open source | Palo Alto, United States | $153.0M | 63 | |
| Team Cymru | Cybersecurity | Open source | Orem, USA | $63.0M | 62 | |
| Red Canary | Cybersecurity | Open source | Denver, United States | $90.0M | 61 | |
| Netography | Cybersecurity | Open source | Columbia, United States | $35.0M | 58 | |
| Ray Security | Enterprise | Open source | San Francisco, United States | $11.0M | 57 | |
| Token Security | Enterprise | Open source | San Francisco, United States | $27.0M | 57 | |
| Mobb | Cybersecurity | Open source | Tel Aviv, Israel | $5.4M | 55 | |
| KTrust | Enterprise | Open source | Tel Aviv, Israel | $5.3M | 54 | |
| Palo Alto Networks Israel Holdings | Cybersecurity | Open source | תל אביב - יפו, Israel | — | 54 | |
| Ironblocks | Enterprise | Open source | Tel Aviv, Israel | $7.0M | 54 | |
| Talon | Cybersecurity | Open source | Tel Aviv, Israel | $169.0M | 54 | |
| Endpoint Security | Open source · Self-hostable | United States | — | 52 | ||
| Enso Security | Enterprise | Open source | Tel Aviv, Israel | $6.0M | 52 | |
| Netskope | Cybersecurity | Open source | Santa Clara, United States | $1.5B | 52 | |
| Oplane | Cybersecurity | Open source | Malmö, Sweden | $4.5M | 49 | |
| Torch Security | Cybersecurity | Open source | Leawood, United States | — | 49 | |
| Argon Security | Enterprise | Open source | Tel Aviv, Israel | — | 47 | |
| Scribe Security | Supply Chain | Open source | Tel Aviv, Israel | — | 43 | |
| MalantAI | Cybersecurity | Open source | Tel Aviv, Israel | — | 43 | |
| Cyviation | Cybersecurity | Open source | Tel Aviv, Israel | $4.0M | 43 | |
| APApproov | Cybersecurity | Open source | London, United Kingdom | $8.6M | 42 | |
| Codavel | Cybersecurity | Open source | Porto, Portugal | — | 38 | |
| Nestlogic | Computing | Open source | San Francisco, United States | — | 37 | |
| SOC Prime | Cybersecurity | Open source | Boston, United States | $21.5M | 36 | |
| Paart | AI Governance | Open source | — | — | 35 | |
| Exein | Cybersecurity | Open source | Milan, Italy | $1.5M | 30 | |
| GeeTest CAPTCHA | Cybersecurity | Open source | Shanghai, China | — | 25 |