Open source focus
Open Source Alternatives to Altair
60 open source Semiconductor options similar to Altair, 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.
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
KNIME62Data Science PlatformZurich, Switzerland$30.0MOpen source
C3 AI61Artificial IntelligenceRedwood City, United States$1.0BOpen source
Prior Labs56Foundation ModelFreiburg, Germany$9.3MOpen source
SiFive66AI ChipSan Jose, United States$774.9MOpen source
Hailo69Edge ComputingTel Aviv, Israel$425.0MOpen source
Percepto67DronesTel Aviv, Israel$136.8MOpen source
EdgeQ625GSanta Clara, Greece$113.5MOpen source
Enflame Technology52Artificial IntelligenceShanghai, China$400.0MOpen source
Tenstorrent47AI ChipToronto, Canada$615.9MOpen source
Deep AI Technologies34AccelerationOpen source
- EDedgX31Edge ComputingSan Jose, United States$8.8M
Open source · Self-hostable
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
Coral + CloudAI HardwareMountain View, United StatesOpen source · Self-hostable
Coral + CloudAI HardwareMountain View, United StatesOpen source · Self-hostable
Arm Holdings plc77Semiconductor DesignCambridge, United Kingdom$35.9BOpen source
Habana Labs64ComputingTel Aviv, Israel$105.0MOpen source
Opsys63AutomotiveYokneam Illit, Israel$51.5MOpen source
Ingonyama62SemiconductorTel Aviv, Israel$20.0MOpen source
OneLayer58CybersecurityBoston, United States$43.0MOpen source
Cerebras Systems58AI ChipSunnyvale, United States$1.7BOpen source
Excelero55Data CenterSanta Clara, United States$25.0MOpen source
Enosemi54Chip DesignSanta Clara, United States$1.6MOpen source
Prodapt52Telecom InfrastructureChennai, India$70.0MOpen source
Swift Navigation52GNSSSan Francisco, United States$104.5MOpen source
D-Wave51Quantum ComputingBurnaby, CanadaOpen source
CyberBee50DronesTel Aviv, Israel$900KOpen source
- POPositron49HardwareSan Francisco, United States$825.1M
Open source
- RIRiverlane48Quantum ComputingCambridge, United Kingdom$93.9M
Open source
Plumerai45On-Device AILondon, United Kingdom$11.3MOpen source
Multi-Tech Systems40Industrial IoTMounds View, United StatesOpen source
Arkeon Technologies40Quantum ComputingGothenburg, Sweden$594KOpen source
SmartGreen37IndustrialTel Aviv, Israel$3.0MOpen source
AMD36SemiconductorSanta Clara, United StatesOpen source
Exein29CybersecurityMilan, Italy$1.5MOpen source
IBM Quantum12Quantum ComputingYorktown Heights, United StatesOpen source
Ctek, Inc.Industrial IoTMinneapolis, United StatesOpen source
- Nexa AiOn-Device AIבית חירות, Israel
Open source
Ubuntu85Operating SystemsLondon, United Kingdom$63.0MOpen source · Self-hostable
Quantum Machines69Quantum ComputingTel Aviv, Israel$293.0MOpen source
ecobee63Smart HomeToronto, Canada$96.0MOpen source
Speedata62EnterpriseSan Jose, United States$158.0MOpen source
Tomorrow.io62WeatherBoston, United States$259.0MOpen source
Nanit61HealthcareNew York, United States$74.0MOpen source
SpinLaunch60SpaceTechLong Beach, United States$116.5MOpen source
Canonical60Open SourceLondon, United Kingdom$348KOpen source · Self-hostable
Rigetti Computing59Quantum ComputingBerkeley, United States$178.0MOpen source
InfluxData58DatabaseSan Francisco, United States$200.1MOpen source · Self-hostable
Cybord56Visual InspectionTel Aviv, Israel$8.7MOpen source
Overwatch Imaging55Defense TechHood River, USA$17.1MOpen source
Arcten55Agentic AISan Francisco, United StatesOpen source
Maneva .54AI Solutions for ManufacturingToronto, CanadaOpen source
United Manufacturing Hub Systems54ManufacturingCologne, Germany$5.4MOpen source · Self-hostable
Wisesight Technologies54AutomotiveTel Aviv, Israel$4.0MOpen source
StereoLabs54RoboticsParis, France$30.0MOpen source
Ouster, Inc.53LIDARSan Francisco, United States$161.0MOpen source
Visionify53Computer VisionTel Aviv, Israel$1.1MOpen source
Mynaric50SpaceTechMunich, Germany$100.0MOpen source
Spectral Compute49AI InfrastructureCambridge, United Kingdom$29.0MOpen source
Ideon Technologies48Computer VisionTel Aviv, Israel$21.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Databricks | Data Analytics | Open source · Self-hostable | San Francisco, United States | $31.7B | 82 | |
| KNIME | Data Science Platform | Open source | Zurich, Switzerland | $30.0M | 62 | |
| C3 AI | Artificial Intelligence | Open source | Redwood City, United States | $1.0B | 61 | |
| Prior Labs | Foundation Model | Open source | Freiburg, Germany | $9.3M | 56 | |
| SiFive | AI Chip | Open source | San Jose, United States | $774.9M | 66 | |
| Hailo | Edge Computing | Open source | Tel Aviv, Israel | $425.0M | 69 | |
| Percepto | Drones | Open source | Tel Aviv, Israel | $136.8M | 67 | |
| EdgeQ | 5G | Open source | Santa Clara, Greece | $113.5M | 62 | |
| Enflame Technology | Artificial Intelligence | Open source | Shanghai, China | $400.0M | 52 | |
| Tenstorrent | AI Chip | Open source | Toronto, Canada | $615.9M | 47 | |
| Deep AI Technologies | Acceleration | Open source | — | — | 34 | |
| EDedgX | Edge Computing | Open source · Self-hostable | San Jose, United States | $8.8M | 31 | |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 | |
| Coral + Cloud | AI Hardware | Open source · Self-hostable | Mountain View, United States | — | — | |
| Coral + Cloud | AI Hardware | Open source · Self-hostable | Mountain View, United States | — | — | |
| Arm Holdings plc | Semiconductor Design | Open source | Cambridge, United Kingdom | $35.9B | 77 | |
| Habana Labs | Computing | Open source | Tel Aviv, Israel | $105.0M | 64 | |
| Opsys | Automotive | Open source | Yokneam Illit, Israel | $51.5M | 63 | |
| Ingonyama | Semiconductor | Open source | Tel Aviv, Israel | $20.0M | 62 | |
| OneLayer | Cybersecurity | Open source | Boston, United States | $43.0M | 58 | |
| Cerebras Systems | AI Chip | Open source | Sunnyvale, United States | $1.7B | 58 | |
| Excelero | Data Center | Open source | Santa Clara, United States | $25.0M | 55 | |
| Enosemi | Chip Design | Open source | Santa Clara, United States | $1.6M | 54 | |
| Prodapt | Telecom Infrastructure | Open source | Chennai, India | $70.0M | 52 | |
| Swift Navigation | GNSS | Open source | San Francisco, United States | $104.5M | 52 | |
| D-Wave | Quantum Computing | Open source | Burnaby, Canada | — | 51 | |
| CyberBee | Drones | Open source | Tel Aviv, Israel | $900K | 50 | |
| POPositron | Hardware | Open source | San Francisco, United States | $825.1M | 49 | |
| RIRiverlane | Quantum Computing | Open source | Cambridge, United Kingdom | $93.9M | 48 | |
| Plumerai | On-Device AI | Open source | London, United Kingdom | $11.3M | 45 | |
| Multi-Tech Systems | Industrial IoT | Open source | Mounds View, United States | — | 40 | |
| Arkeon Technologies | Quantum Computing | Open source | Gothenburg, Sweden | $594K | 40 | |
| SmartGreen | Industrial | Open source | Tel Aviv, Israel | $3.0M | 37 | |
| AMD | Semiconductor | Open source | Santa Clara, United States | — | 36 | |
| Exein | Cybersecurity | Open source | Milan, Italy | $1.5M | 29 | |
| IBM Quantum | Quantum Computing | Open source | Yorktown Heights, United States | — | 12 | |
| Ctek, Inc. | Industrial IoT | Open source | Minneapolis, United States | — | — | |
| On-Device AI | Open source | בית חירות, Israel | — | — | ||
| Ubuntu | Operating Systems | Open source · Self-hostable | London, United Kingdom | $63.0M | 85 | |
| Quantum Machines | Quantum Computing | Open source | Tel Aviv, Israel | $293.0M | 69 | |
| ecobee | Smart Home | Open source | Toronto, Canada | $96.0M | 63 | |
| Speedata | Enterprise | Open source | San Jose, United States | $158.0M | 62 | |
| Tomorrow.io | Weather | Open source | Boston, United States | $259.0M | 62 | |
| Nanit | Healthcare | Open source | New York, United States | $74.0M | 61 | |
| SpinLaunch | SpaceTech | Open source | Long Beach, United States | $116.5M | 60 | |
| Canonical | Open Source | Open source · Self-hostable | London, United Kingdom | $348K | 60 | |
| Rigetti Computing | Quantum Computing | Open source | Berkeley, United States | $178.0M | 59 | |
| InfluxData | Database | Open source · Self-hostable | San Francisco, United States | $200.1M | 58 | |
| Cybord | Visual Inspection | Open source | Tel Aviv, Israel | $8.7M | 56 | |
| Overwatch Imaging | Defense Tech | Open source | Hood River, USA | $17.1M | 55 | |
| Arcten | Agentic AI | Open source | San Francisco, United States | — | 55 | |
| Maneva . | AI Solutions for Manufacturing | Open source | Toronto, Canada | — | 54 | |
| United Manufacturing Hub Systems | Manufacturing | Open source · Self-hostable | Cologne, Germany | $5.4M | 54 | |
| Wisesight Technologies | Automotive | Open source | Tel Aviv, Israel | $4.0M | 54 | |
| StereoLabs | Robotics | Open source | Paris, France | $30.0M | 54 | |
| Ouster, Inc. | LIDAR | Open source | San Francisco, United States | $161.0M | 53 | |
| Visionify | Computer Vision | Open source | Tel Aviv, Israel | $1.1M | 53 | |
| Mynaric | SpaceTech | Open source | Munich, Germany | $100.0M | 50 | |
| Spectral Compute | AI Infrastructure | Open source | Cambridge, United Kingdom | $29.0M | 49 | |
| Ideon Technologies | Computer Vision | Open source | Tel Aviv, Israel | $21.0M | 48 |