Open source focus
Open Source Alternatives to Cybersecuritytraining
60 open source Cybersecurity options similar to Cybersecuritytraining, 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.
LetsDefend36CybersecuritySterling, United StatesOpen source
Zenity66CybersecuritySan Francisco, United States$59.5MOpen source
Nagomi Security63CybersecuritySan Francisco, United States$30.0MOpen source
Boost Security57CybersecuritySan Francisco, USA$12.0MOpen source
Hack The Box56CybersecurityAthens, GreeceOpen source
Wing Cloud54EnterpriseTel Aviv, Israel$20.0MOpen source · Self-hostable
- Puck52Endpoint SecurityUnited States
Open source · Self-hostable
Mondoo50CybersecuritySan Francisco, United States$168.9MOpen source
Black Forest Labs50EdTechSan Francisco, United States$611.0MOpen source
BlockSec45Web3Singapore, Singapore$1.0MOpen source
Ann Education40Education$1.0MOpen source
Deep AI Technologies34AccelerationOpen source
Dustico34EnterpriseTel Aviv, IsraelOpen source · Self-hostable
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
- ExploitcheckCybersecurity
Open source
RajyanEdTechSan Francisco, United StatesOpen source
MusicpracticecompanionMusic TechOpen source
- BuddybeastEdTechTel Aviv, Israel
Open source
AishanviiqEdTechTel Aviv, IsraelOpen source
VisualpopComputer VisionOpen source
ProedsEdTechOpen source
WWT85CybersecuritySt. Louis, USA$63.0MOpen source
Forter85FintechNew York, United States$550.0MOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
Snyk85AI Coding AssistantBoston, United States$488.5MOpen source · Self-hostable
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
- GRGrafana Labs80ObservabilityNew York, United States
Open source · Self-hostable
WooCommerce (Automattic)79E-commerceSan Francisco, United States$815.7MOpen source · Self-hostable
Okta79SaaSSan Francisco, United States$187.0MOpen source
Exabeam78EnterpriseFoster City, United States$390.0MOpen source
Hugging Face76AINew York, United States$395.2MOpen source · Self-hostable
Vanta75CybersecuritySan Francisco, United States$154.0MOpen source
Lovable75No-Code/Low-CodeStockholm, Sweden$1.2BOpen source
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Tailscale74CybersecuritySan Francisco, United States$505.0MOpen source
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
- LALacework70AISan Jose, United States$1.3B
Open source
Crunchbase70DataSan Francisco, United StatesOpen source
Talon Cyber Security69EnterpriseNew York, United States$126.0MOpen source
Sysdig69CybersecuritySan Francisco, USA$608.0MOpen source
Aqua Security69EnterpriseSan Francisco, United States$400.5MOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
SafeBreach69EnterpriseTel Aviv, Israel$140.5MOpen source
XBOW69CybersecuritySeattle, United States$215.0MOpen source
Quantum Machines69Quantum ComputingTel Aviv, Israel$293.0MOpen source
Mandiant68CybersecurityReston, United States$220.0MOpen source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
Corelight67Network SecuritySan Francisco, United States$284.2MOpen source
Chainalysis67FintechNew York, United States$170.0MOpen source
Tines66Security AutomationDublin, Ireland$260.1MOpen source
Expel66CybersecurityHerndon, United States$267.8MOpen source
Flashpoint66CybersecurityNew York, USA$63.0MOpen source
Perception Point65EnterpriseTel Aviv, Israel$38.0MOpen source
Coro65EnterpriseNew York, United States$235.0MOpen source
Aikido Security65CybersecurityGhent, Belgium$84.4MOpen source
Deepgram65NeocloudSan Francisco, United States$177.1MOpen source
Cockroach Labs65EnterpriseNew York, United States$308.1MOpen source
Protect AI64CybersecuritySeattle, United States$105.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| LetsDefend | Cybersecurity | Open source | Sterling, United States | — | 36 |
| Zenity | Cybersecurity | Open source | San Francisco, United States | $59.5M | 66 |
| Nagomi Security | Cybersecurity | Open source | San Francisco, United States | $30.0M | 63 |
| Boost Security | Cybersecurity | Open source | San Francisco, USA | $12.0M | 57 |
| Hack The Box | Cybersecurity | Open source | Athens, Greece | — | 56 |
| Wing Cloud | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $20.0M | 54 |
| Endpoint Security | Open source · Self-hostable | United States | — | 52 | |
| Mondoo | Cybersecurity | Open source | San Francisco, United States | $168.9M | 50 |
| Black Forest Labs | EdTech | Open source | San Francisco, United States | $611.0M | 50 |
| BlockSec | Web3 | Open source | Singapore, Singapore | $1.0M | 45 |
| Ann Education | Education | Open source | — | $1.0M | 40 |
| Deep AI Technologies | Acceleration | Open source | — | — | 34 |
| Dustico | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | — | 34 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| Cybersecurity | Open source | — | — | — | |
| Rajyan | EdTech | Open source | San Francisco, United States | — | — |
| Musicpracticecompanion | Music Tech | Open source | — | — | — |
| EdTech | Open source | Tel Aviv, Israel | — | — | |
| Aishanviiq | EdTech | Open source | Tel Aviv, Israel | — | — |
| Visualpop | Computer Vision | Open source | — | — | — |
| Proeds | EdTech | Open source | — | — | — |
| WWT | Cybersecurity | Open source | St. Louis, USA | $63.0M | 85 |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 |
| Snyk | AI Coding Assistant | Open source · Self-hostable | Boston, United States | $488.5M | 85 |
| Databricks | Data Analytics | Open source · Self-hostable | San Francisco, United States | $31.7B | 82 |
| GRGrafana Labs | Observability | Open source · Self-hostable | New York, United States | — | 80 |
| WooCommerce (Automattic) | E-commerce | Open source · Self-hostable | San Francisco, United States | $815.7M | 79 |
| Okta | SaaS | Open source | San Francisco, United States | $187.0M | 79 |
| Exabeam | Enterprise | Open source | Foster City, United States | $390.0M | 78 |
| Hugging Face | AI | Open source · Self-hostable | New York, United States | $395.2M | 76 |
| Vanta | Cybersecurity | Open source | San Francisco, United States | $154.0M | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $1.2B | 75 |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 |
| Tailscale | Cybersecurity | Open source | San Francisco, United States | $505.0M | 74 |
| Osaurus | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 71 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| LALacework | AI | Open source | San Jose, United States | $1.3B | 70 |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 |
| Talon Cyber Security | Enterprise | Open source | New York, United States | $126.0M | 69 |
| Sysdig | Cybersecurity | Open source | San Francisco, USA | $608.0M | 69 |
| Aqua Security | Enterprise | Open source | San Francisco, United States | $400.5M | 69 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| SafeBreach | Enterprise | Open source | Tel Aviv, Israel | $140.5M | 69 |
| XBOW | Cybersecurity | Open source | Seattle, United States | $215.0M | 69 |
| Quantum Machines | Quantum Computing | Open source | Tel Aviv, Israel | $293.0M | 69 |
| Mandiant | Cybersecurity | Open source | Reston, United States | $220.0M | 68 |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| Corelight | Network Security | Open source | San Francisco, United States | $284.2M | 67 |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 |
| Tines | Security Automation | Open source | Dublin, Ireland | $260.1M | 66 |
| Expel | Cybersecurity | Open source | Herndon, United States | $267.8M | 66 |
| Flashpoint | Cybersecurity | Open source | New York, USA | $63.0M | 66 |
| Perception Point | Enterprise | Open source | Tel Aviv, Israel | $38.0M | 65 |
| Coro | Enterprise | Open source | New York, United States | $235.0M | 65 |
| Aikido Security | Cybersecurity | Open source | Ghent, Belgium | $84.4M | 65 |
| Deepgram | Neocloud | Open source | San Francisco, United States | $177.1M | 65 |
| Cockroach Labs | Enterprise | Open source | New York, United States | $308.1M | 65 |
| Protect AI | Cybersecurity | Open source | Seattle, United States | $105.0M | 64 |