Open source focus
Open Source Alternatives to Flowcarbon
60 open source Climate Tech options similar to Flowcarbon, 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.
Carbon-Ledger stellarClimate TechOpen source
EOS Data Analytics60AgTechKyiv, UkraineOpen source
Nordic Salt Cycle55Climate TechHelsinki, Finland$41.8MOpen source
Algaeing55TextileTel Aviv, Israel$12.0MOpen source
EnergyX54Energy & Climate TechAustin, United StatesOpen source
SolCold50CleantechTel Aviv, IsraelOpen source
Voltfang40EV ChargingBerlin, Germany$15.0MOpen source
SmartGreen37IndustrialTel Aviv, Israel$3.0MOpen source
Suena Energy35Energy & Climate TechTel Aviv, Israel$10.1MOpen source
Intellivolt35EV ChargingLondon, United KingdomOpen source
WeatherXM33Climate TechAthens, GreeceOpen source
Marine Hound21Climate TechValletta, MaltaOpen source
- LOLongacre Square Partners21Financial ServicesNew York, USA
Open source
Generational Health20M&A AdvisoryAustin, United StatesOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
everwave0Climate TechHamburg, GermanyOpen source
- GreencognitionClimate Tech
Open source
Re SustainabilitySustainabilityNew York, United States$1.5MOpen source
New York Life Insurance Company85InsuranceNew York, United States$4.1BOpen source
D.A.A. Tech85Environmental ConsultingWindsor, United StatesOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Octopus Energy76EnergyLondon, United Kingdom$800.0MOpen source
Plaid74FintechSan Francisco, United States$734.3MOpen source
WekaIO70ComputingCampbell, United States$565.0MOpen source
Allbirds70Apparel & FashionSan Francisco, USA$150.0MOpen source
Orion Advisor Solutions67FintechOmaha, United States$223.0MOpen source
Crusoe Energy67Energy & Climate TechDenver, United States$610.0MOpen source
Nationwide Insurance65InsurTechColumbus, United States$35.0BOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
ecobee63Smart HomeToronto, Canada$96.0MOpen source
Anaergia63Energy & Climate TechBurlington, CanadaOpen source
Rewire63FintechTel Aviv, Israel$57.0MOpen source
Workiva62Enterprise SoftwareAmes, United StatesOpen source
Tomorrow.io62WeatherBoston, United States$259.0MOpen source
Fair Isaac Corporation (FICO)60Financial ServicesBozeman, United StatesOpen source
OpenGamma60FintechLondon, United Kingdom$10.0MOpen source
Smartex.ai58Textile ManufacturingPorto, Portugal$24.7MOpen source
Scala Biodesign56Life SciencesTel Aviv, Israel$21.5MOpen source
Cardano55BlockchainOpen source · Self-hostable
Aura Aero54AerospaceToulouse, France$340.0MOpen source
EarthDaily Analytics54Earth ObservationVancouver, CanadaOpen source
H2Pro53WaterTel Aviv, IsraelOpen source
ROX Financial53FintechNew York, United StatesOpen source
Vivint Solar52Solar EnergyLehi, United StatesOpen source
Drift Protocol49CryptocurrencyMiami, USA$147.5MOpen source
Crusoe Cloud - AI Infrastructure and GPU Cloud Platform48AI InfrastructureDenver, United StatesOpen source
Collos48Climate TechBoston, United States$1.1MOpen source
CyberGuard AI47CybersecurityDurham, United Kingdom$1.0BOpen source
Bluprynt47FintechNew York, United States$6.0MOpen source
Crowdsense45EnterpriseTel Aviv, Israel$880KOpen source
- BABAND42Artificial IntelligenceKochav Ya'ir, Israel$17.0M
Open source
Gryphon Investors41Private EquitySan Francisco, United States$63.0MOpen source
Fair Isaac38Credit ScoringBozeman, United StatesOpen source
- VNVNYX36FashionTechAmsterdam, Netherlands$1.1M
Open source
Cma Intelligence34FintechLondon, United Kingdom$1.0MOpen source
Kiinns30Food SafetyTel Aviv, IsraelOpen source
Blackstone30Financial ServicesNew York City, United StatesOpen source
Centora30AccountingLeatherhead, United KingdomOpen source
AIA29InsurTechHong Kong, Hong KongOpen source
Vinst29FoodTel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Carbon-Ledger stellar | Climate Tech | Open source | — | — | — |
| EOS Data Analytics | AgTech | Open source | Kyiv, Ukraine | — | 60 |
| Nordic Salt Cycle | Climate Tech | Open source | Helsinki, Finland | $41.8M | 55 |
| Algaeing | Textile | Open source | Tel Aviv, Israel | $12.0M | 55 |
| EnergyX | Energy & Climate Tech | Open source | Austin, United States | — | 54 |
| SolCold | Cleantech | Open source | Tel Aviv, Israel | — | 50 |
| Voltfang | EV Charging | Open source | Berlin, Germany | $15.0M | 40 |
| SmartGreen | Industrial | Open source | Tel Aviv, Israel | $3.0M | 37 |
| 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 |
| LOLongacre Square Partners | Financial Services | Open source | New York, USA | — | 21 |
| Generational Health | M&A Advisory | Open source | Austin, United States | — | 20 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| everwave | Climate Tech | Open source | Hamburg, Germany | — | 0 |
| Climate Tech | Open source | — | — | — | |
| Re Sustainability | Sustainability | Open source | New York, United States | $1.5M | — |
| New York Life Insurance Company | Insurance | Open source | New York, United States | $4.1B | 85 |
| D.A.A. Tech | Environmental Consulting | Open source | Windsor, United States | — | 85 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| Octopus Energy | Energy | Open source | London, United Kingdom | $800.0M | 76 |
| Plaid | Fintech | Open source | San Francisco, United States | $734.3M | 74 |
| WekaIO | Computing | Open source | Campbell, United States | $565.0M | 70 |
| Allbirds | Apparel & Fashion | Open source | San Francisco, USA | $150.0M | 70 |
| Orion Advisor Solutions | Fintech | Open source | Omaha, United States | $223.0M | 67 |
| Crusoe Energy | Energy & Climate Tech | Open source | Denver, United States | $610.0M | 67 |
| Nationwide Insurance | InsurTech | Open source | Columbus, United States | $35.0B | 65 |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 |
| ecobee | Smart Home | Open source | Toronto, Canada | $96.0M | 63 |
| Anaergia | Energy & Climate Tech | Open source | Burlington, Canada | — | 63 |
| Rewire | Fintech | Open source | Tel Aviv, Israel | $57.0M | 63 |
| Workiva | Enterprise Software | Open source | Ames, United States | — | 62 |
| Tomorrow.io | Weather | Open source | Boston, United States | $259.0M | 62 |
| Fair Isaac Corporation (FICO) | Financial Services | Open source | Bozeman, United States | — | 60 |
| OpenGamma | Fintech | Open source | London, United Kingdom | $10.0M | 60 |
| Smartex.ai | Textile Manufacturing | Open source | Porto, Portugal | $24.7M | 58 |
| Scala Biodesign | Life Sciences | Open source | Tel Aviv, Israel | $21.5M | 56 |
| Cardano | Blockchain | Open source · Self-hostable | — | — | 55 |
| Aura Aero | Aerospace | Open source | Toulouse, France | $340.0M | 54 |
| EarthDaily Analytics | Earth Observation | Open source | Vancouver, Canada | — | 54 |
| H2Pro | Water | Open source | Tel Aviv, Israel | — | 53 |
| ROX Financial | Fintech | Open source | New York, United States | — | 53 |
| Vivint Solar | Solar Energy | Open source | Lehi, United States | — | 52 |
| Drift Protocol | Cryptocurrency | Open source | Miami, USA | $147.5M | 49 |
| Crusoe Cloud - AI Infrastructure and GPU Cloud Platform | AI Infrastructure | Open source | Denver, United States | — | 48 |
| Collos | Climate Tech | Open source | Boston, United States | $1.1M | 48 |
| CyberGuard AI | Cybersecurity | Open source | Durham, United Kingdom | $1.0B | 47 |
| Bluprynt | Fintech | Open source | New York, United States | $6.0M | 47 |
| Crowdsense | Enterprise | Open source | Tel Aviv, Israel | $880K | 45 |
| BABAND | Artificial Intelligence | Open source | Kochav Ya'ir, Israel | $17.0M | 42 |
| Gryphon Investors | Private Equity | Open source | San Francisco, United States | $63.0M | 41 |
| Fair Isaac | Credit Scoring | Open source | Bozeman, United States | — | 38 |
| VNVNYX | FashionTech | Open source | Amsterdam, Netherlands | $1.1M | 36 |
| Cma Intelligence | Fintech | Open source | London, United Kingdom | $1.0M | 34 |
| Kiinns | Food Safety | Open source | Tel Aviv, Israel | — | 30 |
| Blackstone | Financial Services | Open source | New York City, United States | — | 30 |
| Centora | Accounting | Open source | Leatherhead, United Kingdom | — | 30 |
| AIA | InsurTech | Open source | Hong Kong, Hong Kong | — | 29 |
| Vinst | Food | Open source | Tel Aviv, Israel | — | 29 |