Open source focus
Open Source Alternatives to Carbon Neutral Club
57 open source Climate options similar to Carbon Neutral Club, 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.
Tomorrow.io62WeatherBoston, United States$259.0MOpen 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
Re Sustainability47SustainabilityNew York, United States$1.5MOpen source
Voltfang40EV ChargingBerlin, Germany$15.0MOpen source
SmartGreen37IndustrialTel Aviv, Israel$3.0MOpen source
Intellivolt35EV ChargingLondon, United KingdomOpen source
Suena Energy35Energy & Climate TechTel Aviv, Israel$10.1MOpen source
WeatherXM33Climate TechAthens, GreeceOpen source
Marine Hound21Climate TechValletta, MaltaOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
everwave0Climate TechHamburg, GermanyOpen source
- GreencognitionClimate Tech
Open source
Carbon-Ledger stellarClimate TechOpen source
D.A.A. Tech85Environmental ConsultingWindsor, United StatesOpen source
Octopus Energy76EnergyLondon, United Kingdom$800.0MOpen source
Allbirds70Apparel & FashionSan Francisco, USA$150.0MOpen source
Crusoe Energy67Energy & Climate TechDenver, United States$610.0MOpen source
Games24x767GamingMumbai, India$75.0MOpen source
ecobee63Smart HomeToronto, Canada$96.0MOpen source
Anaergia63Energy & Climate TechBurlington, CanadaOpen source
Workiva62Enterprise SoftwareAmes, United StatesOpen source
Smartex.ai58Textile ManufacturingPorto, Portugal$24.7MOpen source
Harri58HR TechNew York, United States$80.0MOpen 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
Datablanket53FireSan Francisco, United States$4.0MOpen source
Vivint Solar52Solar EnergyLehi, United StatesOpen source
Officevibe52HR TechMontreal, Canada$32.0MOpen source
Crusoe Cloud - AI Infrastructure and GPU Cloud Platform48AI InfrastructureDenver, United StatesOpen source
Collos48Climate TechBoston, United States$1.1MOpen source
VAYA46EnterpriseSan Francisco, United StatesOpen source
Caudal Energy42Renewable EnergyOxford, United Kingdom$5.3MOpen source
- VNVNYX36FashionTechAmsterdam, Netherlands$1.1M
Open source
Revyve35HR TechTel Aviv, Israel$27.3MOpen source
Kiinns30Food SafetyTel Aviv, IsraelOpen source
Vinst29FoodTel Aviv, IsraelOpen source
Ourea Energy .25Energy StorageLondon, United KingdomOpen source
Earth Observing System20Geospatial DataKyiv, UkraineOpen source
- Argus Bio-Resources6Bio-Resources
Open source
Prolific1Research PlatformLondon, United KingdomOpen source
GridhelixAI-Driven Grid BalancingLondon, United KingdomOpen source
TablescrapsRestaurant TechNew York, United StatesOpen source
BefranklyHR TechTel Aviv, IsraelOpen source
Coworker.aiHR TechOpen source
PlastocAI InfrastructureOpen source
GridvanceEnergy & Climate TechOpen source
ParkkisSmart CityHelsinki, FinlandOpen source
Bio Green CleaningGreen CleaningSan Diego, United StatesOpen source
- D.A.A. TechEnvironmental ConsultingWindsor, United States
Open source
Ayrton EnergyClean EnergyCalgary, CanadaOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Tomorrow.io | Weather | Open source | Boston, United States | $259.0M | 62 |
| 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 |
| Re Sustainability | Sustainability | Open source | New York, United States | $1.5M | 47 |
| Voltfang | EV Charging | Open source | Berlin, Germany | $15.0M | 40 |
| SmartGreen | Industrial | Open source | Tel Aviv, Israel | $3.0M | 37 |
| Intellivolt | EV Charging | Open source | London, United Kingdom | — | 35 |
| Suena Energy | Energy & Climate Tech | Open source | Tel Aviv, Israel | $10.1M | 35 |
| WeatherXM | Climate Tech | Open source | Athens, Greece | — | 33 |
| Marine Hound | Climate Tech | Open source | Valletta, Malta | — | 21 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| everwave | Climate Tech | Open source | Hamburg, Germany | — | 0 |
| Climate Tech | Open source | — | — | — | |
| Carbon-Ledger stellar | Climate Tech | Open source | — | — | — |
| D.A.A. Tech | Environmental Consulting | Open source | Windsor, United States | — | 85 |
| Octopus Energy | Energy | Open source | London, United Kingdom | $800.0M | 76 |
| Allbirds | Apparel & Fashion | Open source | San Francisco, USA | $150.0M | 70 |
| Crusoe Energy | Energy & Climate Tech | Open source | Denver, United States | $610.0M | 67 |
| Games24x7 | Gaming | Open source | Mumbai, India | $75.0M | 67 |
| ecobee | Smart Home | Open source | Toronto, Canada | $96.0M | 63 |
| Anaergia | Energy & Climate Tech | Open source | Burlington, Canada | — | 63 |
| Workiva | Enterprise Software | Open source | Ames, United States | — | 62 |
| Smartex.ai | Textile Manufacturing | Open source | Porto, Portugal | $24.7M | 58 |
| Harri | HR Tech | Open source | New York, United States | $80.0M | 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 |
| Datablanket | Fire | Open source | San Francisco, United States | $4.0M | 53 |
| Vivint Solar | Solar Energy | Open source | Lehi, United States | — | 52 |
| Officevibe | HR Tech | Open source | Montreal, Canada | $32.0M | 52 |
| 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 |
| VAYA | Enterprise | Open source | San Francisco, United States | — | 46 |
| Caudal Energy | Renewable Energy | Open source | Oxford, United Kingdom | $5.3M | 42 |
| VNVNYX | FashionTech | Open source | Amsterdam, Netherlands | $1.1M | 36 |
| Revyve | HR Tech | Open source | Tel Aviv, Israel | $27.3M | 35 |
| Kiinns | Food Safety | Open source | Tel Aviv, Israel | — | 30 |
| Vinst | Food | Open source | Tel Aviv, Israel | — | 29 |
| Ourea Energy . | Energy Storage | Open source | London, United Kingdom | — | 25 |
| Earth Observing System | Geospatial Data | Open source | Kyiv, Ukraine | — | 20 |
| Bio-Resources | Open source | — | — | 6 | |
| Prolific | Research Platform | Open source | London, United Kingdom | — | 1 |
| Gridhelix | AI-Driven Grid Balancing | Open source | London, United Kingdom | — | — |
| Tablescraps | Restaurant Tech | Open source | New York, United States | — | — |
| Befrankly | HR Tech | Open source | Tel Aviv, Israel | — | — |
| Coworker.ai | HR Tech | Open source | — | — | — |
| Plastoc | AI Infrastructure | Open source | — | — | — |
| Gridvance | Energy & Climate Tech | Open source | — | — | — |
| Parkkis | Smart City | Open source | Helsinki, Finland | — | — |
| Bio Green Cleaning | Green Cleaning | Open source | San Diego, United States | — | — |
| Environmental Consulting | Open source | Windsor, United States | — | — | |
| Ayrton Energy | Clean Energy | Open source | Calgary, Canada | — | — |