Open source focus
Open Source Alternatives to Stellar Alpina
24 open source Aerospace options similar to Stellar Alpina, 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.
Starfighters Space63AerospaceKennedy Space Center, USA$17.5MOpen source
Aura Aero54AerospaceToulouse, France$340.0MOpen source
MORPHEUS SPACE53SpaceTechPotsdam, GermanyOpen source
- QDQdrant63Artificial IntelligenceBerlin, Germany$87.5M
Open source · Self-hostable
SkyfireAI59AerospaceAustin, USA$19.5MOpen source
Smartex.ai58Textile ManufacturingPorto, Portugal$24.7MOpen source
- ESEscape55CybersecurityParis, France$21.9M
Open source
D-Wave51Quantum ComputingBurnaby, CanadaOpen source
- AXAxiomatic AI50Artificial IntelligenceCambridge, United States$24.0M
Open source
Mynaric50SpaceTechMunich, Germany$100.0MOpen source
Vanilla Aircraft47AerospaceFalls Church, United StatesOpen source
Cyviation43CybersecurityTel Aviv, Israel$4.0MOpen source
Runtime Verification41Software VerificationChampaign, United StatesOpen source
Arkeon Technologies40Quantum ComputingGothenburg, Sweden$594KOpen source
SpearUAV31DronesTel Aviv, IsraelOpen source
Airvolute30AerospaceTrnava, Slovakia$1.5MOpen source
Exein29CybersecurityMilan, Italy$1.5MOpen source
- LOLockheed Martin29AerospaceBethesda, United States
Open source
General Electric28ConglomerateBoston, United StatesOpen source
Motherson Group25Automotive ComponentsNoida, IndiaOpen source
Radomatics20AutomotiveTel Aviv, IsraelOpen source
9 Mothers10Hard TechAustin, United StatesOpen source
AstronavisSpaceTechPalo Alto, United StatesOpen source
Orange Sky DefenseDefense TechIsrael, Israel$1.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Starfighters Space | Aerospace | Open source | Kennedy Space Center, USA | $17.5M | 63 |
| Aura Aero | Aerospace | Open source | Toulouse, France | $340.0M | 54 |
| MORPHEUS SPACE | SpaceTech | Open source | Potsdam, Germany | — | 53 |
| QDQdrant | Artificial Intelligence | Open source · Self-hostable | Berlin, Germany | $87.5M | 63 |
| SkyfireAI | Aerospace | Open source | Austin, USA | $19.5M | 59 |
| Smartex.ai | Textile Manufacturing | Open source | Porto, Portugal | $24.7M | 58 |
| ESEscape | Cybersecurity | Open source | Paris, France | $21.9M | 55 |
| D-Wave | Quantum Computing | Open source | Burnaby, Canada | — | 51 |
| AXAxiomatic AI | Artificial Intelligence | Open source | Cambridge, United States | $24.0M | 50 |
| Mynaric | SpaceTech | Open source | Munich, Germany | $100.0M | 50 |
| Vanilla Aircraft | Aerospace | Open source | Falls Church, United States | — | 47 |
| Cyviation | Cybersecurity | Open source | Tel Aviv, Israel | $4.0M | 43 |
| Runtime Verification | Software Verification | Open source | Champaign, United States | — | 41 |
| Arkeon Technologies | Quantum Computing | Open source | Gothenburg, Sweden | $594K | 40 |
| SpearUAV | Drones | Open source | Tel Aviv, Israel | — | 31 |
| Airvolute | Aerospace | Open source | Trnava, Slovakia | $1.5M | 30 |
| Exein | Cybersecurity | Open source | Milan, Italy | $1.5M | 29 |
| LOLockheed Martin | Aerospace | Open source | Bethesda, United States | — | 29 |
| General Electric | Conglomerate | Open source | Boston, United States | — | 28 |
| Motherson Group | Automotive Components | Open source | Noida, India | — | 25 |
| Radomatics | Automotive | Open source | Tel Aviv, Israel | — | 20 |
| 9 Mothers | Hard Tech | Open source | Austin, United States | — | 10 |
| Astronavis | SpaceTech | Open source | Palo Alto, United States | — | — |
| Orange Sky Defense | Defense Tech | Open source | Israel, Israel | $1.0M | — |