Open source focus
Open Source Alternatives to Build38
60 open source Cybersecurity options similar to Build38, 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.
NowSecure55CybersecurityColumbia, USA$63.0MOpen source
Veracode62CybersecurityBurlington, United States$40.0MOpen source
Oligo Security63EnterpriseTel Aviv, Israel$70.0MOpen source · Self-hostable
Backslash Security57CybersecurityTel Aviv, Israel$27.0MOpen source
HoneyHive55CybersecuritySan Francisco, United States$10.0MOpen source
Mobb55CybersecurityTel Aviv, Israel$5.4MOpen source
Enso Security52EnterpriseTel Aviv, Israel$6.0MOpen source
- APApproov45CybersecurityLondon, United Kingdom$8.6M
Open source
Forter85FintechNew York, United States$550.0MOpen source
Exabeam78EnterpriseFoster City, United States$390.0MOpen source
SafeBreach69EnterpriseTel Aviv, Israel$140.5MOpen source
Aqua Security69EnterpriseSan Francisco, United States$400.5MOpen source
Coro65EnterpriseNew York, United States$235.0MOpen source
Aikido Security65CybersecurityGhent, Belgium$84.4MOpen source
Perception Point65EnterpriseTel Aviv, Israel$38.0MOpen source
Protect AI64CybersecuritySeattle, United States$105.0MOpen source
Nagomi Security63CybersecuritySan Francisco, United States$30.0MOpen source
Intezer63EnterpriseTel Aviv, Israel$58.0MOpen source
CyCognito63EnterprisePalo Alto, United States$153.0MOpen source
Artemis Global Technologies62CybersecuritySan Francisco, United States$85.0MOpen source
Seemplicity61EnterpriseTel Aviv, Israel$182.0MOpen source
Netography60CybersecurityColumbia, United States$35.0MOpen source
Mend60Open SourceTel Aviv, Israel$121.5MOpen source · Self-hostable
Netskope58CybersecuritySanta Clara, United States$1.5BOpen source
OneLayer58CybersecurityTel Aviv, Israel$36.2MOpen source
Ray Security57EnterpriseSan Francisco, United States$11.0MOpen source
Boost Security57CybersecuritySan Francisco, USA$12.0MOpen source
Token Security57EnterpriseSan Francisco, United States$27.0MOpen source
Pynt55CybersecurityTel Aviv, Israel$6.0MOpen source
Secdo55EnterpriseNew York City, United States$11.0MOpen source
KTrust54EnterpriseTel Aviv, Israel$5.3MOpen source
Vectra AI50CybersecuritySan Jose, USA$10.0MOpen source
Torch Security49CybersecurityLeawood, United StatesOpen source
Argon Security47EnterpriseTel Aviv, IsraelOpen source
Cyberidge46CybersecurityTel Aviv, Israel$1.3BOpen source
MalantAI46CybersecurityTel Aviv, IsraelOpen source
Scribe Security43Supply ChainTel Aviv, IsraelOpen source
Cyviation43CybersecurityTel Aviv, Israel$4.0MOpen source
Paart40AI GovernanceSan Francisco, United StatesOpen source
Codavel38CybersecurityPorto, PortugalOpen source
OWASP37CybersecurityRaleigh, USAOpen source · Self-hostable
SOC Prime36CybersecurityBoston, United States$21.5MOpen source
TandemTrace35Agentic AIOpen source
Secuvy32CybersecurityOttawa, CanadaOpen source
Bell Cyber28CybersecurityTel Aviv, IsraelOpen source
GeeTest CAPTCHA25CybersecurityShanghai, ChinaOpen source
Palo Alto Networks Cortex XDR23CybersecuritySanta Clara, United StatesOpen source
Vibranium Dome23AI AgentsOpen source · Self-hostable
Controlsecurity18CybersecurityTel Aviv, IsraelOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
RSA10CybersecurityBedford, United StatesOpen source
Gravitee4CybersecurityLondon, United KingdomOpen source
Snyk85AI Coding AssistantBoston, United States$488.5MOpen source · Self-hostable
1Password85CybersecurityToronto, Canada$1.2BOpen source
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Vanta75CybersecuritySan Francisco, United States$154.0MOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
Talon Cyber Security69EnterpriseNew York, United States$126.0MOpen source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
Corelight67Network SecuritySan Francisco, United States$284.2MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| NowSecure | Cybersecurity | Open source | Columbia, USA | $63.0M | 55 |
| Veracode | Cybersecurity | Open source | Burlington, United States | $40.0M | 62 |
| Oligo Security | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $70.0M | 63 |
| Backslash Security | Cybersecurity | Open source | Tel Aviv, Israel | $27.0M | 57 |
| HoneyHive | Cybersecurity | Open source | San Francisco, United States | $10.0M | 55 |
| Mobb | Cybersecurity | Open source | Tel Aviv, Israel | $5.4M | 55 |
| Enso Security | Enterprise | Open source | Tel Aviv, Israel | $6.0M | 52 |
| APApproov | Cybersecurity | Open source | London, United Kingdom | $8.6M | 45 |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| Exabeam | Enterprise | Open source | Foster City, United States | $390.0M | 78 |
| SafeBreach | Enterprise | Open source | Tel Aviv, Israel | $140.5M | 69 |
| Aqua Security | Enterprise | Open source | San Francisco, United States | $400.5M | 69 |
| Coro | Enterprise | Open source | New York, United States | $235.0M | 65 |
| Aikido Security | Cybersecurity | Open source | Ghent, Belgium | $84.4M | 65 |
| Perception Point | Enterprise | Open source | Tel Aviv, Israel | $38.0M | 65 |
| Protect AI | Cybersecurity | Open source | Seattle, United States | $105.0M | 64 |
| Nagomi Security | Cybersecurity | Open source | San Francisco, United States | $30.0M | 63 |
| Intezer | Enterprise | Open source | Tel Aviv, Israel | $58.0M | 63 |
| CyCognito | Enterprise | Open source | Palo Alto, United States | $153.0M | 63 |
| Artemis Global Technologies | Cybersecurity | Open source | San Francisco, United States | $85.0M | 62 |
| Seemplicity | Enterprise | Open source | Tel Aviv, Israel | $182.0M | 61 |
| Netography | Cybersecurity | Open source | Columbia, United States | $35.0M | 60 |
| Mend | Open Source | Open source · Self-hostable | Tel Aviv, Israel | $121.5M | 60 |
| Netskope | Cybersecurity | Open source | Santa Clara, United States | $1.5B | 58 |
| OneLayer | Cybersecurity | Open source | Tel Aviv, Israel | $36.2M | 58 |
| Ray Security | Enterprise | Open source | San Francisco, United States | $11.0M | 57 |
| Boost Security | Cybersecurity | Open source | San Francisco, USA | $12.0M | 57 |
| Token Security | Enterprise | Open source | San Francisco, United States | $27.0M | 57 |
| Pynt | Cybersecurity | Open source | Tel Aviv, Israel | $6.0M | 55 |
| Secdo | Enterprise | Open source | New York City, United States | $11.0M | 55 |
| KTrust | Enterprise | Open source | Tel Aviv, Israel | $5.3M | 54 |
| Vectra AI | Cybersecurity | Open source | San Jose, USA | $10.0M | 50 |
| Torch Security | Cybersecurity | Open source | Leawood, United States | — | 49 |
| Argon Security | Enterprise | Open source | Tel Aviv, Israel | — | 47 |
| Cyberidge | Cybersecurity | Open source | Tel Aviv, Israel | $1.3B | 46 |
| MalantAI | Cybersecurity | Open source | Tel Aviv, Israel | — | 46 |
| Scribe Security | Supply Chain | Open source | Tel Aviv, Israel | — | 43 |
| Cyviation | Cybersecurity | Open source | Tel Aviv, Israel | $4.0M | 43 |
| Paart | AI Governance | Open source | San Francisco, United States | — | 40 |
| Codavel | Cybersecurity | Open source | Porto, Portugal | — | 38 |
| OWASP | Cybersecurity | Open source · Self-hostable | Raleigh, USA | — | 37 |
| SOC Prime | Cybersecurity | Open source | Boston, United States | $21.5M | 36 |
| TandemTrace | Agentic AI | Open source | — | — | 35 |
| Secuvy | Cybersecurity | Open source | Ottawa, Canada | — | 32 |
| Bell Cyber | Cybersecurity | Open source | Tel Aviv, Israel | — | 28 |
| GeeTest CAPTCHA | Cybersecurity | Open source | Shanghai, China | — | 25 |
| Palo Alto Networks Cortex XDR | Cybersecurity | Open source | Santa Clara, United States | — | 23 |
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 |
| Controlsecurity | Cybersecurity | Open source | Tel Aviv, Israel | — | 18 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| RSA | Cybersecurity | Open source | Bedford, United States | — | 10 |
| Gravitee | Cybersecurity | Open source | London, United Kingdom | — | 4 |
| Snyk | AI Coding Assistant | Open source · Self-hostable | Boston, United States | $488.5M | 85 |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 |
| Vanta | Cybersecurity | Open source | San Francisco, United States | $154.0M | 75 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| Talon Cyber Security | Enterprise | Open source | New York, United States | $126.0M | 69 |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 |
| Corelight | Network Security | Open source | San Francisco, United States | $284.2M | 67 |