Open source focus
Open Source Alternatives to Solarray
60 open source SpaceTech options similar to Solarray, 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
EOS Data Analytics60AgTechKyiv, UkraineOpen source
GridvanceEnergy & Climate TechOpen source
D.A.A. Tech85Environmental ConsultingWindsor, United StatesOpen source
Crusoe Energy67Energy & Climate TechDenver, United States$610.0MOpen source
Anaergia63Energy & Climate TechBurlington, CanadaOpen source
EnergyX54Energy & Climate TechAustin, United StatesOpen source
Vivint Solar52Solar EnergyLehi, United StatesOpen source
SmartGreen37IndustrialTel Aviv, Israel$3.0MOpen source
Suena Energy35Energy & Climate TechTel Aviv, Israel$10.1MOpen source
agRE.tech28SolarTel Aviv, IsraelOpen source
SpinLaunch60SpaceTechLong Beach, United States$116.5MOpen source
- SPSpaceComputer54SpaceTechSingapore, Singapore$10.0M
Open source
MORPHEUS SPACE53SpaceTechPotsdam, GermanyOpen source
SolCold50CleantechTel Aviv, IsraelOpen source
Mynaric50SpaceTechMunich, Germany$100.0MOpen source
Collos48Climate TechBoston, United States$1.1MOpen source
Voltfang40EV ChargingBerlin, Germany$15.0MOpen source
WeatherXM33Climate TechAthens, GreeceOpen source
PromptQL31Artificial IntelligenceSan Francisco, United StatesOpen source · Self-hostable
Kiinns30Food SafetyTel Aviv, IsraelOpen source
- Ravee Optics, .29SpaceTech
Open source
Mamba (AI Architecture)23Artificial IntelligenceOpen source
- GreencognitionClimate Tech
Open source
GridhelixAI-Driven Grid BalancingLondon, United KingdomOpen source
PlastocAI InfrastructureOpen source
VAST Data85StorageNew York, United States$881.0MOpen source
Nebius85NeocloudAmsterdam, Netherlands$6.3BOpen source
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
Arm Holdings plc77Semiconductor DesignCambridge, United Kingdom$35.9BOpen source
Octopus Energy76EnergyLondon, United Kingdom$800.0MOpen source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Neon72DatabaseSan Francisco, United States$1.2BOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
DeepSeek AI70AI InfrastructureBeijing, ChinaOpen source
WekaIO70ComputingCampbell, United States$565.0MOpen source
Allbirds70Apparel & FashionSan Francisco, USA$150.0MOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
Netlify69Developer ToolsSan Francisco, United States$202.1MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
Starburst67AIBoston, United States$414.0MOpen source · Self-hostable
Solo.io66Artificial IntelligenceCambridge, USA$174.8MOpen source · Self-hostable
Weights & Biases66AI InfrastructureSan Francisco, United StatesOpen source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
ClearML64AutoMLTel Aviv, Israel$11.0MOpen source · Self-hostable
RAD Security64CybersecurityTel Aviv, Israel$29.0MOpen source
Habana Labs64ComputingTel Aviv, Israel$105.0MOpen source
Cast AI63MLOpsTel Aviv, Israel$44.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
Vultr63NeocloudHerndon, United States$662.0MOpen source
Airweave63Agentic AISan Francisco, United States$6.0MOpen source · Self-hostable
Aerospike63DatabaseSunnyvale, United States$161.0MOpen source
Domino Data Lab, Inc.63AI GovernanceNew York, United States$100.5MOpen source
Bright Data63Web Data PlatformTel Aviv, Israel$34.0MOpen source
Workiva62Enterprise SoftwareAmes, United StatesOpen source
Normal Computing62Artificial IntelligenceNew York, United States$50.0MOpen source
Hyperstack62GPU-as-a-ServiceLondon, United KingdomOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| EOS Data Analytics | AgTech | Open source | Kyiv, Ukraine | — | 60 |
| Gridvance | Energy & Climate Tech | Open source | — | — | — |
| D.A.A. Tech | Environmental Consulting | Open source | Windsor, United States | — | 85 |
| Crusoe Energy | Energy & Climate Tech | Open source | Denver, United States | $610.0M | 67 |
| Anaergia | Energy & Climate Tech | Open source | Burlington, Canada | — | 63 |
| EnergyX | Energy & Climate Tech | Open source | Austin, United States | — | 54 |
| Vivint Solar | Solar Energy | Open source | Lehi, United States | — | 52 |
| SmartGreen | Industrial | Open source | Tel Aviv, Israel | $3.0M | 37 |
| Suena Energy | Energy & Climate Tech | Open source | Tel Aviv, Israel | $10.1M | 35 |
| agRE.tech | Solar | Open source | Tel Aviv, Israel | — | 28 |
| SpinLaunch | SpaceTech | Open source | Long Beach, United States | $116.5M | 60 |
| SPSpaceComputer | SpaceTech | Open source | Singapore, Singapore | $10.0M | 54 |
| MORPHEUS SPACE | SpaceTech | Open source | Potsdam, Germany | — | 53 |
| SolCold | Cleantech | Open source | Tel Aviv, Israel | — | 50 |
| Mynaric | SpaceTech | Open source | Munich, Germany | $100.0M | 50 |
| Collos | Climate Tech | Open source | Boston, United States | $1.1M | 48 |
| Voltfang | EV Charging | Open source | Berlin, Germany | $15.0M | 40 |
| WeatherXM | Climate Tech | Open source | Athens, Greece | — | 33 |
| PromptQL | Artificial Intelligence | Open source · Self-hostable | San Francisco, United States | — | 31 |
| Kiinns | Food Safety | Open source | Tel Aviv, Israel | — | 30 |
| SpaceTech | Open source | — | — | 29 | |
| Mamba (AI Architecture) | Artificial Intelligence | Open source | — | — | 23 |
| Climate Tech | Open source | — | — | — | |
| Gridhelix | AI-Driven Grid Balancing | Open source | London, United Kingdom | — | — |
| Plastoc | AI Infrastructure | Open source | — | — | — |
| VAST Data | Storage | Open source | New York, United States | $881.0M | 85 |
| Nebius | Neocloud | Open source | Amsterdam, Netherlands | $6.3B | 85 |
| Databricks | Data Analytics | Open source · Self-hostable | San Francisco, United States | $31.7B | 82 |
| Arm Holdings plc | Semiconductor Design | Open source | Cambridge, United Kingdom | $35.9B | 77 |
| Octopus Energy | Energy | Open source | London, United Kingdom | $800.0M | 76 |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Neon | Database | Open source | San Francisco, United States | $1.2B | 72 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | — | 70 |
| WekaIO | Computing | Open source | Campbell, United States | $565.0M | 70 |
| Allbirds | Apparel & Fashion | Open source | San Francisco, USA | $150.0M | 70 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| Netlify | Developer Tools | Open source | San Francisco, United States | $202.1M | 69 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| Starburst | AI | Open source · Self-hostable | Boston, United States | $414.0M | 67 |
| Solo.io | Artificial Intelligence | Open source · Self-hostable | Cambridge, USA | $174.8M | 66 |
| Weights & Biases | AI Infrastructure | Open source | San Francisco, United States | — | 66 |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| ClearML | AutoML | Open source · Self-hostable | Tel Aviv, Israel | $11.0M | 64 |
| RAD Security | Cybersecurity | Open source | Tel Aviv, Israel | $29.0M | 64 |
| Habana Labs | Computing | Open source | Tel Aviv, Israel | $105.0M | 64 |
| Cast AI | MLOps | Open source | Tel Aviv, Israel | $44.0M | 63 |
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 |
| Vultr | Neocloud | Open source | Herndon, United States | $662.0M | 63 |
| Airweave | Agentic AI | Open source · Self-hostable | San Francisco, United States | $6.0M | 63 |
| Aerospike | Database | Open source | Sunnyvale, United States | $161.0M | 63 |
| Domino Data Lab, Inc. | AI Governance | Open source | New York, United States | $100.5M | 63 |
| Bright Data | Web Data Platform | Open source | Tel Aviv, Israel | $34.0M | 63 |
| Workiva | Enterprise Software | Open source | Ames, United States | — | 62 |
| Normal Computing | Artificial Intelligence | Open source | New York, United States | $50.0M | 62 |
| Hyperstack | GPU-as-a-Service | Open source | London, United Kingdom | — | 62 |