Open Source Alternatives to ORBITAL ASSEMBLY
42 open source Aerospace options similar to ORBITAL ASSEMBLY, 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.
MORPHEUS SPACE53SpaceTechPotsdam, GermanyProvides in-space mobility solutions and electric propulsion for satellites.
Open source
Mynaric50SpaceTechMunich, Germany$100.0MDevelops and sells laser communication products for terrestrial, airborne, and space applications.
Open source
Vivla39Real EstateMadrid, Spain$34.6MVivla is a platform for fractional ownership of luxury vacation homes.
Open source
Lockheed Martin29AerospaceBethesda, United StatesGlobal defense and aerospace manufacturer providing advanced technology systems and services.
Open source
The Hub25Co-livingLondon, United KingdomManaged co-living and co-working spaces fostering community for individuals and businesses.
Open source
AstronavisSpaceTechAI-powered platform for optimizing space mission design and operations.
Open source
Starfighters Space63AerospaceKennedy Space Center, USA$17.5MOperating the world's only commercial fleet of flight-ready MACH 2+ supersonic aircraft for space launch.
Open source
Citrix Systems60Cloud ComputingFort Lauderdale, United StatesProvides virtualization, networking, and cloud computing solutions for secure remote access and digital workspaces.
Open source
SpinLaunch60SpaceTechLong Beach, United States$116.5MSpinLaunch is developing a kinetic launch system to reduce the cost of space access.
Open source
SkyfireAI59AerospaceAustin, USA$19.5MAI-native platform for autonomous, coordinated multiship drone operations.
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Compass57Real EstateNew York, United States$1.1BA real estate technology company providing an end-to-end platform for agents and clients.
Open source
Aura Aero54AerospaceToulouse, France$340.0MA French aerospace startup developing sustainable aircraft.
Open source
SpaceComputer54SpaceTechSingapore, Singapore$10.0MBuilding a satellite-based network for secure blockchain and cryptographic computing beyond Earth.
Open source
BreezoMeter54Weather$42.9MGoogle Maps Platform provides a comprehensive suite of APIs and SDKs for developers to build location-based experiences and integrate Google Maps into their applications.
Open source
OpenSpace50SpaceTechSan Francisco, United StatesAI-powered reality capture platform for construction, automating site documentation and progress tracking.
Open source
Reali50ProptechSan Mateo, United States$289.0MProptech company aiming to simplify home buying and selling with technology and agents.
Open source
Taskade49SpaceTechNew York, United States$1.0MAI-powered workspace for task automation, research, and team collaboration.
Open source
Vanilla Aircraft47AerospaceFalls Church, United StatesDevelops and manufactures long-endurance, autonomous unmanned aerial vehicles for various applications.
Open source
Airvolute45AerospaceTrnava, Slovakia$1.5MSlovakian drone manufacturer and partner in Intelic's European defence procurement hub.
Open source
Cyviation43CybersecurityTel Aviv, Israel$4.0MProactive cybersecurity intelligence and monitoring for aviation, focusing on communication vulnerabilities.
Open source
Orange Sky Defense39Defense TechIsrael, Israel$1.0MDevelops a phosphorescent spraying solution for marking unmanned aerial vehicles (UAVs).
Open source
Ravee Optics, .38SpaceTech$6.0MDeveloping ultracompact optical intersatellite links and hardware for high data rate communications in small satellites.
Open source
Runtime Verification35Software VerificationChampaign, United StatesFormal verification and runtime monitoring for software and smart contracts.
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SpearUAV35DronesTel Aviv, IsraelIsraeli defense tech company developing encapsulated weapon systems for drones.
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Ennismore32HospitalityPorto, PortugalA global hospitality group focused on creating unique and desirable brands.
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PromptQL31Artificial IntelligenceSan Francisco, United StatesAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable
General Electric28ConglomerateBoston, United StatesA multinational conglomerate that has been split into three independent, publicly traded companies: GE Aerospace, GE Vernova, and GE HealthCare.
Open source
Weyerhaeuser26Timberland REITSeattle, United StatesA major American timberland owner and manufacturer of wood products, operating as a real estate investment trust (REIT).
Open source
RE2325Real EstateNew York, United StatesAI-powered platform for real estate agents to automate marketing and client communication.
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Blackstone25Financial ServicesNew York City, United StatesWorld's largest alternative investment firm specializing in private equity, real estate, and credit solutions.
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Motherson Group25Automotive ComponentsNoida, IndiaGlobal manufacturing specialist and leading automotive supplier for OEMs, providing diverse solutions across industries.
Open source
Mamba (AI Architecture)24Artificial IntelligenceAn open-source AI architecture focused on inference efficiency and speed using State Space Models.
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Europa-Park23Theme ParkRust, GermanyEuropa-Park is a family-owned theme park and resort in Rust, Germany, offering a wide range of attractions and entertainment.
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Eurazeo21Venture CapitalParis, FranceA leading global investment company
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Frontdoor Property Portal20ProptechUnited KingdomDiscover diverse property listings and streamline your property search on our real estate portal for the best deals.
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Radomatics20AutomotiveTel Aviv, IsraelRadomatics develops 3D micro-radar for automotive ADAS, enhancing sense and avoid capabilities for defense, homeland security, and aerial industries.
Open source
Aemetis15Climate TechCupertino, United StatesAemetis is a renewable fuels and biochemicals company focused on low-carbon solutions like RNG and SAF.
Open source · Self-hostable
9 Mothers10Hard TechAustin, United StatesAI weapon systems
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Intelsat10Satellite CommunicationsMcLean, United StatesGlobal satellite services provider delivering secure, high-performance connectivity for governments, businesses, and media organizations.
Open source
Choice Properties REIT10Real EstateToronto, CanadaA leading Canadian real estate investment trust owning, managing, and developing commercial and residential properties.
Open source
Kleard7PlatformKleard provided an app-based toolkit for real estate agents to verify individuals for showings and open houses.
Open source
Ausgezeichnete ImmobilienmaklerProptechFind the best real estate agent in your region with transparent comparisons and vetted selections.
Open source