Open source focus
Theori is open source
Open Source Alternatives to Theori
60 open source Cybersecurity options similar to Theori, 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.
XBOW69CybersecuritySeattle, United States$215.0MOpen source
Axiom Quant58Artificial IntelligenceSan Francisco, United States$264.0MOpen source
NinjaOne62SoftwareAustin, United States$1.2BOpen source
Fair Isaac Corporation (FICO)60Financial ServicesBozeman, United StatesOpen source
Gretel AI58Artificial IntelligenceSan Diego, United States$65.5MOpen source
GitGuardian56CybersecurityParis, France$50.0MOpen source
- ESEscape55CybersecurityParis, France$21.9M
Open source
Tensorlake54Artificial IntelligenceSan Francisco, United States$8.0MOpen source
Escape Technologies52CybersecurityBiarritz, France$21.9MOpen source
- AXAxiomatic AI50Artificial IntelligenceCambridge, United States$24.0M
Open source
- ZYZymtrace50Artificial IntelligenceWilmington, United States$12.2M
Open source
- ZEZeroPath50CybersecuritySan Francisco, United States$20.5M
Open source
Respan49Artificial IntelligenceSan Francisco, United States$5.0MOpen source
Quantro Security10CybersecurityNew York, United StatesOpen source
Google73InternetMountain View, United States$9.1BOpen source
- LALacework70AISan Jose, United States$1.3B
Open source
Sysdig69CybersecuritySan Francisco, USA$608.0MOpen source
Chainalysis67FintechNew York, United States$170.0MOpen source
Zendesk65Customer ServiceSan Francisco, United States$500KOpen source
FossID62SoftwareStockholm, Sweden$63.0MOpen source
Ox Security62EnterpriseBoston, United States$154.0MOpen source
Dataiku60Artificial IntelligenceNew York, United States$200.0MOpen source
JetBrains60Software DevelopmentPrague, Czech RepublicOpen source
Specter Ops59CybersecurityAlexandria, United States$100.0MOpen source
- AMAmigo AI58Artificial IntelligenceNew York, United States$17.3M
Open source
Quotient AI56Artificial IntelligenceBoston, United States$5.5MOpen source
- EMEmpower AI52AIReston, United States$20.0M
Open source
Domo50Business IntelligenceAmerican Fork, United States$33.0MOpen source
Hathora50GamingNew York City, United States$7.6MOpen source
Horizon3.ai46AISan Francisco, United States$340.0MOpen source
Lupin & Holmes45CybersecurityGrenoble, France$5.9MOpen source
Glide Identity45CybersecuritySan Francisco, United States$25.0MOpen source
CiaoDott43HealthcareMilan, Italy$1.6MOpen source
- GEGecko Security43AISan Francisco, United States$500K
Open source
t54 Labs41AIDublin, United States$5.0MOpen source
- F5F517CybersecuritySeattle, United States
Open source
- MOMoltbook15Artificial IntelligenceSan Francisco, United States
Open source
1Password85CybersecurityToronto, Canada$1.2BOpen source
WWT85CybersecuritySt. Louis, USA$63.0MOpen source
Forter85FintechNew York, United States$550.0MOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
ElevenLabs79AILondon, United Kingdom$1.6BOpen source
Okta79SaaSSan Francisco, United States$187.0MOpen source
Hugging Face76AINew York, United States$395.2MOpen source · Self-hostable
Crunchbase70DataSan Francisco, United StatesOpen source
- MOMongoDB70Big DataNew York, USA$1.5B
Open source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
- VEVeeva Systems67SaaSPleasanton, United States$7.0M
Open source
Starburst67AIBoston, United States$414.0MOpen source · Self-hostable
Aikido Security65CybersecurityGhent, Belgium$84.4MOpen source
WP Engine65InternetAustin, United States$251.2MOpen source
Oumi PBC64Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Tracebit63CybersecurityLondon, United Kingdom$25.0MOpen source
XMTP63AISan Francisco, United States$49.9MOpen source
Intelligent Legal Solutions62LegalTechChicago, USA$55.9MOpen source
- STStackOne62AILondon, United Kingdom$23.6M
Open source
- TOTonic.ai62AISan Francisco, United States$43.0M
Open source
- UPUpstash62SaaSSan Jose, United States$11.9M
Open source
Veracode62CybersecurityBurlington, United States$40.0MOpen source
- TITigera61CybersecuritySan Francisco, United States$65.0M
Open source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| XBOW | Cybersecurity | Open source | Seattle, United States | $215.0M | 69 | |
| Axiom Quant | Artificial Intelligence | Open source | San Francisco, United States | $264.0M | 58 | |
| NinjaOne | Software | Open source | Austin, United States | $1.2B | 62 | |
| Fair Isaac Corporation (FICO) | Financial Services | Open source | Bozeman, United States | — | 60 | |
| Gretel AI | Artificial Intelligence | Open source | San Diego, United States | $65.5M | 58 | |
| GitGuardian | Cybersecurity | Open source | Paris, France | $50.0M | 56 | |
| ESEscape | Cybersecurity | Open source | Paris, France | $21.9M | 55 | |
| Tensorlake | Artificial Intelligence | Open source | San Francisco, United States | $8.0M | 54 | |
| Escape Technologies | Cybersecurity | Open source | Biarritz, France | $21.9M | 52 | |
| AXAxiomatic AI | Artificial Intelligence | Open source | Cambridge, United States | $24.0M | 50 | |
| ZYZymtrace | Artificial Intelligence | Open source | Wilmington, United States | $12.2M | 50 | |
| ZEZeroPath | Cybersecurity | Open source | San Francisco, United States | $20.5M | 50 | |
| Respan | Artificial Intelligence | Open source | San Francisco, United States | $5.0M | 49 | |
| Quantro Security | Cybersecurity | Open source | New York, United States | — | 10 | |
| Google | Internet | Open source | Mountain View, United States | $9.1B | 73 | |
| LALacework | AI | Open source | San Jose, United States | $1.3B | 70 | |
| Sysdig | Cybersecurity | Open source | San Francisco, USA | $608.0M | 69 | |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 | |
| Zendesk | Customer Service | Open source | San Francisco, United States | $500K | 65 | |
| FossID | Software | Open source | Stockholm, Sweden | $63.0M | 62 | |
| Ox Security | Enterprise | Open source | Boston, United States | $154.0M | 62 | |
| Dataiku | Artificial Intelligence | Open source | New York, United States | $200.0M | 60 | |
| JetBrains | Software Development | Open source | Prague, Czech Republic | — | 60 | |
| Specter Ops | Cybersecurity | Open source | Alexandria, United States | $100.0M | 59 | |
| AMAmigo AI | Artificial Intelligence | Open source | New York, United States | $17.3M | 58 | |
| Quotient AI | Artificial Intelligence | Open source | Boston, United States | $5.5M | 56 | |
| EMEmpower AI | AI | Open source | Reston, United States | $20.0M | 52 | |
| Domo | Business Intelligence | Open source | American Fork, United States | $33.0M | 50 | |
| Hathora | Gaming | Open source | New York City, United States | $7.6M | 50 | |
| Horizon3.ai | AI | Open source | San Francisco, United States | $340.0M | 46 | |
| Lupin & Holmes | Cybersecurity | Open source | Grenoble, France | $5.9M | 45 | |
| Glide Identity | Cybersecurity | Open source | San Francisco, United States | $25.0M | 45 | |
| CiaoDott | Healthcare | Open source | Milan, Italy | $1.6M | 43 | |
| GEGecko Security | AI | Open source | San Francisco, United States | $500K | 43 | |
| t54 Labs | AI | Open source | Dublin, United States | $5.0M | 41 | |
| F5F5 | Cybersecurity | Open source | Seattle, United States | — | 17 | |
| MOMoltbook | Artificial Intelligence | Open source | San Francisco, United States | — | 15 | |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 | |
| WWT | Cybersecurity | Open source | St. Louis, USA | $63.0M | 85 | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| ElevenLabs | AI | Open source | London, United Kingdom | $1.6B | 79 | |
| Okta | SaaS | Open source | San Francisco, United States | $187.0M | 79 | |
| Hugging Face | AI | Open source · Self-hostable | New York, United States | $395.2M | 76 | |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 | |
| MOMongoDB | Big Data | Open source | New York, USA | $1.5B | 70 | |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 | |
| VEVeeva Systems | SaaS | Open source | Pleasanton, United States | $7.0M | 67 | |
| Starburst | AI | Open source · Self-hostable | Boston, United States | $414.0M | 67 | |
| Aikido Security | Cybersecurity | Open source | Ghent, Belgium | $84.4M | 65 | |
| WP Engine | Internet | Open source | Austin, United States | $251.2M | 65 | |
| Oumi PBC | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 64 | |
| Tracebit | Cybersecurity | Open source | London, United Kingdom | $25.0M | 63 | |
| XMTP | AI | Open source | San Francisco, United States | $49.9M | 63 | |
| Intelligent Legal Solutions | LegalTech | Open source | Chicago, USA | $55.9M | 62 | |
| STStackOne | AI | Open source | London, United Kingdom | $23.6M | 62 | |
| TOTonic.ai | AI | Open source | San Francisco, United States | $43.0M | 62 | |
| UPUpstash | SaaS | Open source | San Jose, United States | $11.9M | 62 | |
| Veracode | Cybersecurity | Open source | Burlington, United States | $40.0M | 62 | |
| TITigera | Cybersecurity | Open source | San Francisco, United States | $65.0M | 61 |