Open Source Alternatives to Budderfly
60 open source Energy options similar to Budderfly, 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 StatesAemetis is a renewable fuels and biochemicals company focused on low-carbon solutions like RNG and SAF.
Open source · Self-hostable
SmartGreen37IndustrialTel Aviv, Israel$3.0MSmartGreen provides advanced solutions to optimize energy and operational performance for commercial and industrial buildings using AI and big data.
Open source
Greencognition6Climate TechGreencognition explores green technology solutions, integrating AI for sustainable innovations.
Open source
Caudal Energy42Renewable EnergyOxford, United Kingdom$5.3MDeveloping predictable renewable power systems from tidal flow.
Open source
Voltfang41EV ChargingBerlin, Germany$15.0MAI-powered platform for optimizing electric vehicle charging infrastructure and operations.
Open source
Suena Energy35Energy & Climate TechTel Aviv, Israel$10.1MSuena Energy develops AI-powered solutions for optimizing energy consumption in buildings.
Open source
D.A.A. Tech26Environmental ConsultingWindsor, United StatesA global consulting, engineering, and construction management firm providing environmentally focused and digitally powered solutions.
Open source
Gridvance6Energy & Climate TechInnovative sustainable energy solutions empowering your energy needs.
Open source
Anaergia63Energy & Climate TechBurlington, CanadaAnaergia is a global leader in anaerobic digestion and renewable natural gas solutions.
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Crusoe Energy63Energy & Climate TechDenver, United States$610.0MOpen source
Vivint Solar52Solar EnergyLehi, United StatesResidential solar energy provider offering design, installation, and financing of solar systems.
Open source
SolCold50CleantechTel Aviv, IsraelDevelops a patented nano-material for passive solar cooling without electricity.
Open source
EnergyX41Energy & Climate TechAustin, United StatesEnergyX is developing advanced lithium extraction technology for sustainable battery production.
Open source
Intellivolt35EV ChargingLondon, United KingdomIntellivolt provides intelligent EV charging solutions for businesses and fleets.
Open source
everwave18Climate TechHamburg, Germanyeverwave is a German startup developing a platform for cleaning up plastic waste from rivers.
Open source
Ayrton EnergyClean EnergyCalgary, CanadaA cleantech startup developing liquid organic hydrogen carrier (LOHC) technology for clean energy storage and transport.
Open source
Octopus Energy76EnergyLondon, United Kingdom$800.0MGlobal clean energy tech company using proprietary software to provide affordable, renewable energy solutions.
Open source
Nordic Salt Cycle55Climate TechHelsinki, Finland$41.8MDeveloping a novel, sustainable process for extracting valuable minerals from industrial wastewater.
Open source
H2Pro53WaterTel Aviv, IsraelRevolutionary electrolyzer technology for affordable green hydrogen production at scale.
Open source
energyXL53Clean EnergyAustin, United States$154.5MDeveloping disruptive technologies for lithium extraction and battery storage to accelerate the clean energy transition.
Open source
Collos48Climate TechBoston, United States$1.1MColossus is a climate-technology company focused on accelerating the clean-energy movement through solar software and a marketplace.
Open source
Re Sustainability47SustainabilityNew York, United States$1.5MA platform focused on enabling businesses to achieve and report on sustainability goals.
Open source
WeatherXM33Climate TechAthens, GreeceDecentralized weather network powered by a global community of weather stations.
Open source
agRE.tech28SolarTel Aviv, IsraelPioneering autonomous agrivoltaic farms with a patent-pending robotic operating system.
Open source
Ourea Energy .27Energy StorageLondon, United KingdomRevolutionary gravity-powered energy storage solution for ultra-long durations and unmatched efficiency.
Open source
Gridhelix9AI-Driven Grid BalancingGridhelix is an AI company focused on optimizing energy grids for efficiency and reliability.
Open source
EOS Data Analytics60AgTechKyiv, UkraineEOS Data Analytics provides AI-powered satellite imagery analytics for Earth observation.
Open source
Algaeing55TextileTel Aviv, Israel$12.0MDevelops eco-positive, scalable solutions for textile fiber and fabric dyeing.
Open source
CaPow55RoboticsTel Aviv, Israel$7.5MPioneering continuous power delivery for autonomous solutions, enabling perpetual power sourcing.
Open source
Aura Aero54AerospaceToulouse, France$340.0MA French aerospace startup developing sustainable aircraft.
Open source
MN8 Energy50Renewable EnergyNew York, USA$87.5MA leading renewable energy company focused on developing and financing solar and battery storage projects.
Open source
Crusoe45AI InfrastructureDenver, United StatesAI infrastructure and GPU cloud platform leveraging sustainable energy for efficient computing.
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GFL Environmental29Waste ManagementVaughan, Canada$1.6BNorth American environmental services company providing waste management, water, and soil solutions.
Open source
Suez23Water TreatmentParis, FranceGlobal leader in water and waste management services.
Open source
Marine Hound21Climate TechValletta, MaltaMalta-based company developing an emissions monitoring system for the maritime industry.
Open source
- D.A.A. Tech11Environmental ConsultingWindsor, United States
A global consulting, engineering, and construction management firm providing environmentally focused and digitally powered solutions.
Open source
Tablescraps8Restaurant TechAI-powered platform for automating restaurant inventory and waste management.
Open source
Carbon-Ledger stellar8Climate TechVerifiable carbon credits on the Stellar blockchain with a transparent audit trail.
Open source
Plastoc8AI InfrastructureAI-powered platform for automating and optimizing plastic recycling processes.
Open source
Google74InternetMountain View, United States$9.1BGlobal technology leader in search, advertising, cloud, AI, and consumer electronics.
Open source
Exotec70RoboticsLyon, FranceDevelops advanced robotics solutions for logistics and industrial applications.
Open source
Crunchbase70DataSan Francisco, United StatesA platform providing data and insights on private and public companies, startups, and investors.
Open source
Percepto67DronesTel Aviv, Israel$136.8MPercepto provides an autonomous inspection and monitoring platform for industrial sites using drones and robotics.
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Yubico63CybersecurityStockholm, SwedenThe leading provider of hardware security keys.
Open source
ecobee63Smart HomeToronto, Canada$96.0MSmart thermostats and home devices for enhanced comfort, security, and energy savings.
Open source
Normal Computing62Artificial IntelligenceNew York, United States$50.0MDeveloping AI-native chip design software and physics-based thermodynamic processors to address AI hardware energy demands.
Open source
Ampere62SemiconductorsSanta Clara, USA$63.0MDesigns and manufactures high-performance, power-efficient cloud computing processors.
Open source
Workiva62Enterprise SoftwareAmes, United StatesAI-powered platform unifying data and processes for finance, accounting, sustainability, risk, and audit teams.
Open source
Tomorrow.io62WeatherBoston, United States$259.0MThe world's leading Weather and Climate Security Platform, providing actionable weather intelligence.
Open source
Sitetracker61Infrastructure ManagementBerkeley, United States$42.0MCloud-native platform for managing critical infrastructure asset lifecycles.
Open source
C3 AI61Artificial IntelligenceRedwood City, United States$1.0BProvider of enterprise artificial intelligence software and applications.
Open source
Sempra Energy60UtilitiesSan Diego, United StatesNorth American energy infrastructure company focused on electric and natural gas utilities.
Open source
Rigetti Computing59Quantum ComputingBerkeley, United States$178.0MDesigns, manufactures, and deploys superconducting quantum computers and processors.
Open source
Smartex.ai58Textile ManufacturingPorto, Portugal$24.7MAI-driven software and hardware solutions for real-time textile defect detection and quality control.
Open source
Scala Biodesign56Life SciencesTel Aviv, Israel$21.5MDesigns proteins with superior properties using computational analysis, evolutionary insights, and AI.
Open source
Pico Immersive56Virtual RealityBeijing, China$397.1MGlobal extended reality headset and software maker.
Open source
Cardano55BlockchainA secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.
Open source · Self-hostable
Oxide Computer55EnterpriseSan Francisco, United States$200.0MPrivate cloud infrastructure startup offering integrated rack systems for enterprise data centers.
Open source
Ouster55RoboticsSan Francisco, United States$100.0MOuster is a lidar manufacturer that has acquired StereoLabs, specializing in vision-based perception systems, to create a unified sensing and perception platform for advanced physical AI systems.
Open source
Nexthop AI55Artificial IntelligenceSanta Clara, United States$610.0MNexthop AI builds customized, high-efficiency networking hardware and software solutions for hyperscale cloud infrastructure providers.
Open source