Open source focus
Open Source Alternatives to Isar Aerospace
30 open source SpaceTech options similar to Isar Aerospace, 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.
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
SpinLaunch60SpaceTechLong Beach, United States$116.5MOpen source
MORPHEUS SPACE53SpaceTechPotsdam, GermanyOpen source
Mynaric50SpaceTechMunich, Germany$100.0MOpen source
- SPSpaceComputer54SpaceTechSingapore, Singapore$10.0M
Open source
- Ravee Optics, .29SpaceTech
Open source
- LOLockheed Martin29AerospaceBethesda, United States
Open source
AstronavisSpaceTechPalo Alto, United StatesOpen source
Starfighters Space63AerospaceKennedy Space Center, USA$17.5MOpen source
EOS Data Analytics60AgTechKyiv, UkraineOpen source
Citrix Systems60Cloud ComputingFort Lauderdale, United StatesOpen source
SkyfireAI59AerospaceAustin, USA$19.5MOpen source
Aura Aero54AerospaceToulouse, France$340.0MOpen source
BreezoMeter54Weather$42.9MOpen source
OpenSpace50SpaceTechSan Francisco, United StatesOpen source
Vanilla Aircraft47AerospaceFalls Church, United StatesOpen source
Taskade46SpaceTechNew York, United States$1.0MOpen source
Cyviation43CybersecurityTel Aviv, Israel$4.0MOpen source
Runtime Verification41Software VerificationChampaign, United StatesOpen source
PromptQL31Artificial IntelligenceSan Francisco, United StatesOpen source · Self-hostable
SpearUAV31DronesTel Aviv, IsraelOpen source
Airvolute30AerospaceTrnava, Slovakia$1.5MOpen source
General Electric28ConglomerateBoston, United StatesOpen source
Motherson Group25Automotive ComponentsNoida, IndiaOpen source
Mamba (AI Architecture)23Artificial IntelligenceOpen source
Radomatics20AutomotiveTel Aviv, IsraelOpen source
9 Mothers10Hard TechAustin, United StatesOpen source
Intelsat10Satellite CommunicationsMcLean, United StatesOpen source
Optima ParagonWeb DevelopmentGateshead, United KingdomOpen source
Orange Sky DefenseDefense TechIsrael, Israel$1.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| SpinLaunch | SpaceTech | Open source | Long Beach, United States | $116.5M | 60 |
| MORPHEUS SPACE | SpaceTech | Open source | Potsdam, Germany | — | 53 |
| Mynaric | SpaceTech | Open source | Munich, Germany | $100.0M | 50 |
| SPSpaceComputer | SpaceTech | Open source | Singapore, Singapore | $10.0M | 54 |
| SpaceTech | Open source | — | — | 29 | |
| LOLockheed Martin | Aerospace | Open source | Bethesda, United States | — | 29 |
| Astronavis | SpaceTech | Open source | Palo Alto, United States | — | — |
| Starfighters Space | Aerospace | Open source | Kennedy Space Center, USA | $17.5M | 63 |
| EOS Data Analytics | AgTech | Open source | Kyiv, Ukraine | — | 60 |
| Citrix Systems | Cloud Computing | Open source | Fort Lauderdale, United States | — | 60 |
| SkyfireAI | Aerospace | Open source | Austin, USA | $19.5M | 59 |
| Aura Aero | Aerospace | Open source | Toulouse, France | $340.0M | 54 |
| BreezoMeter | Weather | Open source | — | $42.9M | 54 |
| OpenSpace | SpaceTech | Open source | San Francisco, United States | — | 50 |
| Vanilla Aircraft | Aerospace | Open source | Falls Church, United States | — | 47 |
| Taskade | SpaceTech | Open source | New York, United States | $1.0M | 46 |
| Cyviation | Cybersecurity | Open source | Tel Aviv, Israel | $4.0M | 43 |
| Runtime Verification | Software Verification | Open source | Champaign, United States | — | 41 |
| PromptQL | Artificial Intelligence | Open source · Self-hostable | San Francisco, United States | — | 31 |
| SpearUAV | Drones | Open source | Tel Aviv, Israel | — | 31 |
| Airvolute | Aerospace | Open source | Trnava, Slovakia | $1.5M | 30 |
| General Electric | Conglomerate | Open source | Boston, United States | — | 28 |
| Motherson Group | Automotive Components | Open source | Noida, India | — | 25 |
| Mamba (AI Architecture) | Artificial Intelligence | Open source | — | — | 23 |
| Radomatics | Automotive | Open source | Tel Aviv, Israel | — | 20 |
| 9 Mothers | Hard Tech | Open source | Austin, United States | — | 10 |
| Intelsat | Satellite Communications | Open source | McLean, United States | — | 10 |
| Optima Paragon | Web Development | Open source | Gateshead, United Kingdom | — | — |
| Orange Sky Defense | Defense Tech | Open source | Israel, Israel | $1.0M | — |