Open source focus
Open Source Alternatives to Form Energy
50 open source Batteries options similar to Form Energy, 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.
Ourea Energy .25Energy StorageLondon, United KingdomOpen source
Caudal Energy42Renewable EnergyOxford, United Kingdom$5.3MOpen source
H2Pro53WaterTel Aviv, IsraelOpen source
Crusoe Cloud - AI Infrastructure and GPU Cloud Platform48AI InfrastructureDenver, United StatesOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
Ayrton EnergyClean EnergyCalgary, CanadaOpen source
- GreencognitionClimate Tech
Open source
VAST Data85StorageNew York, United States$881.0MOpen source
Crusoe Energy67Energy & Climate TechDenver, United States$610.0MOpen source
SiFive66AI ChipSan Jose, United States$774.9MOpen source
Habana Labs64ComputingTel Aviv, Israel$105.0MOpen source
ecobee63Smart HomeToronto, Canada$96.0MOpen source
Tomorrow.io62WeatherBoston, United States$259.0MOpen source
Speedata62EnterpriseSan Jose, United States$158.0MOpen source
EOS Data Analytics60AgTechKyiv, UkraineOpen source
Nordic Salt Cycle55Climate TechHelsinki, Finland$41.8MOpen source
Excelero55Data CenterSanta Clara, United States$25.0MOpen source
Oxide Computer55EnterpriseSan Francisco, United States$200.0MOpen source
Algaeing55TextileTel Aviv, Israel$12.0MOpen source
CaPow55RoboticsTel Aviv, Israel$7.5MOpen source
EnergyX54Energy & Climate TechAustin, United StatesOpen source
Aura Aero54AerospaceToulouse, France$340.0MOpen source
EarthDaily Analytics54Earth ObservationVancouver, CanadaOpen source
energyXL53Clean EnergyAustin, United States$154.5MOpen source
Vivint Solar52Solar EnergyLehi, United StatesOpen source
Platform952Cloud InfrastructureSan Jose, United States$147.5MOpen source
- MAMAJESTIC LABS AI52AISan Francisco, United States$100.0M
Open source
SolCold50CleantechTel Aviv, IsraelOpen source
MN8 Energy50Renewable EnergyNew York, USA$87.5MOpen source
Collos48Climate TechBoston, United States$1.1MOpen source
Re Sustainability47SustainabilityNew York, United States$1.5MOpen source
Core Scientific Finance I47Data CenterAustin, USA$3.3BOpen source
Tenstorrent47AI ChipToronto, Canada$615.9MOpen source
Elektrik46E-commerceSalt Lake City, USAOpen source
- VOVor Systems44Renewable EnergySan Francisco, USA$3.0M
Open source
- HEHewlett Packard Enterprise42Enterprise TechnologySpring, USA
Open source
Voltfang40EV ChargingBerlin, Germany$15.0MOpen source
SmartGreen37IndustrialTel Aviv, Israel$3.0MOpen source
AMD36SemiconductorSanta Clara, United StatesOpen source
Suena Energy35Energy & Climate TechTel Aviv, Israel$10.1MOpen source
Intellivolt35EV ChargingLondon, United KingdomOpen source
WeatherXM33Climate TechAthens, GreeceOpen source
Marine Hound21Climate TechValletta, MaltaOpen source
Earth Observing System20Geospatial DataKyiv, UkraineOpen source
Apache Cassandra10DatabaseOpen source · Self-hostable
Oxylabs10SaaSVilnius, LithuaniaOpen source
everwave0Climate TechHamburg, GermanyOpen source
GridhelixAI-Driven Grid BalancingLondon, United KingdomOpen source
- D.A.A. TechEnvironmental ConsultingWindsor, United States
Open source
Carbon-Ledger stellarClimate TechOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Ourea Energy . | Energy Storage | Open source | London, United Kingdom | — | 25 |
| Caudal Energy | Renewable Energy | Open source | Oxford, United Kingdom | $5.3M | 42 |
| H2Pro | Water | Open source | Tel Aviv, Israel | — | 53 |
| Crusoe Cloud - AI Infrastructure and GPU Cloud Platform | AI Infrastructure | Open source | Denver, United States | — | 48 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| Ayrton Energy | Clean Energy | Open source | Calgary, Canada | — | — |
| Climate Tech | Open source | — | — | — | |
| VAST Data | Storage | Open source | New York, United States | $881.0M | 85 |
| Crusoe Energy | Energy & Climate Tech | Open source | Denver, United States | $610.0M | 67 |
| SiFive | AI Chip | Open source | San Jose, United States | $774.9M | 66 |
| Habana Labs | Computing | Open source | Tel Aviv, Israel | $105.0M | 64 |
| ecobee | Smart Home | Open source | Toronto, Canada | $96.0M | 63 |
| Tomorrow.io | Weather | Open source | Boston, United States | $259.0M | 62 |
| Speedata | Enterprise | Open source | San Jose, United States | $158.0M | 62 |
| EOS Data Analytics | AgTech | Open source | Kyiv, Ukraine | — | 60 |
| Nordic Salt Cycle | Climate Tech | Open source | Helsinki, Finland | $41.8M | 55 |
| Excelero | Data Center | Open source | Santa Clara, United States | $25.0M | 55 |
| Oxide Computer | Enterprise | Open source | San Francisco, United States | $200.0M | 55 |
| Algaeing | Textile | Open source | Tel Aviv, Israel | $12.0M | 55 |
| CaPow | Robotics | Open source | Tel Aviv, Israel | $7.5M | 55 |
| EnergyX | Energy & Climate Tech | Open source | Austin, United States | — | 54 |
| Aura Aero | Aerospace | Open source | Toulouse, France | $340.0M | 54 |
| EarthDaily Analytics | Earth Observation | Open source | Vancouver, Canada | — | 54 |
| energyXL | Clean Energy | Open source | Austin, United States | $154.5M | 53 |
| Vivint Solar | Solar Energy | Open source | Lehi, United States | — | 52 |
| Platform9 | Cloud Infrastructure | Open source | San Jose, United States | $147.5M | 52 |
| MAMAJESTIC LABS AI | AI | Open source | San Francisco, United States | $100.0M | 52 |
| SolCold | Cleantech | Open source | Tel Aviv, Israel | — | 50 |
| MN8 Energy | Renewable Energy | Open source | New York, USA | $87.5M | 50 |
| Collos | Climate Tech | Open source | Boston, United States | $1.1M | 48 |
| Re Sustainability | Sustainability | Open source | New York, United States | $1.5M | 47 |
| Core Scientific Finance I | Data Center | Open source | Austin, USA | $3.3B | 47 |
| Tenstorrent | AI Chip | Open source | Toronto, Canada | $615.9M | 47 |
| Elektrik | E-commerce | Open source | Salt Lake City, USA | — | 46 |
| VOVor Systems | Renewable Energy | Open source | San Francisco, USA | $3.0M | 44 |
| HEHewlett Packard Enterprise | Enterprise Technology | Open source | Spring, USA | — | 42 |
| Voltfang | EV Charging | Open source | Berlin, Germany | $15.0M | 40 |
| SmartGreen | Industrial | Open source | Tel Aviv, Israel | $3.0M | 37 |
| AMD | Semiconductor | Open source | Santa Clara, United States | — | 36 |
| Suena Energy | Energy & Climate Tech | Open source | Tel Aviv, Israel | $10.1M | 35 |
| Intellivolt | EV Charging | Open source | London, United Kingdom | — | 35 |
| WeatherXM | Climate Tech | Open source | Athens, Greece | — | 33 |
| Marine Hound | Climate Tech | Open source | Valletta, Malta | — | 21 |
| Earth Observing System | Geospatial Data | Open source | Kyiv, Ukraine | — | 20 |
| Apache Cassandra | Database | Open source · Self-hostable | — | — | 10 |
| Oxylabs | SaaS | Open source | Vilnius, Lithuania | — | 10 |
| everwave | Climate Tech | Open source | Hamburg, Germany | — | 0 |
| Gridhelix | AI-Driven Grid Balancing | Open source | London, United Kingdom | — | — |
| Environmental Consulting | Open source | Windsor, United States | — | — | |
| Carbon-Ledger stellar | Climate Tech | Open source | — | — | — |