Open source focus
Open Source Alternatives to Nebex
60 open source Aerospace options similar to Nebex, 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 StatesOpen source · Self-hostable
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
SpinLaunch60SpaceTechLong Beach, United States$116.5MOpen source
MORPHEUS SPACE53SpaceTechPotsdam, GermanyOpen source
Origin Protocol51Web3San Francisco, United States$88.0MOpen source
Mynaric50SpaceTechMunich, Germany$100.0MOpen source
AstronavisSpaceTechPalo Alto, United StatesOpen source
eToro85FintechLimassol, Cyprus$524.0MOpen source
WooCommerce (Automattic)79E-commerceSan Francisco, United States$815.7MOpen source · Self-hostable
Starfighters Space63AerospaceKennedy Space Center, USA$17.5MOpen source
Credible62FintechSan Francisco, United StatesOpen source
Iyzico58FintechIstanbul, Turkey$30.6MOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
- SPSpaceComputer54SpaceTechSingapore, Singapore$10.0M
Open source
Mode Network54DeFiLondon, United Kingdom$5.3MOpen source
CrowdProperty53FintechSolihull, United Kingdom$15.0MOpen source
Shapeshift Labs52FintechDenver, United StatesOpen source
Gringo48FintechSão Paulo, BrazilOpen source
Sauce48FoodNew York, United States$2.5MOpen source
BlockSec45Web3Singapore, Singapore$1.0MOpen source
Arrakis Finance41FintechOpen source
- Ravee Optics, .29SpaceTech
Open source
- LOLockheed Martin29AerospaceBethesda, United States
Open source
Credible Labs28Fintechירושלים, IsraelOpen source
Commi16PlatformOpen source
PayAI15FintechOpen source
- 0X0xWork10Web3
Open source
Bmoviesfree5FintechOpen source
arnipayFintechAsunción, ParaguayOpen source
FincharterFintechOpen source
VrunConsumer AppOpen source
4micaAgentic AISan Francisco, United StatesOpen source
PinDropGamingOpen source
Obscura Ephermeral ClubAI InfrastructureOpen source
Carbon-Ledger stellarClimate TechOpen source
Forter85FintechNew York, United States$550.0MOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Hugging Face76AINew York, United States$395.2MOpen source · Self-hostable
Alchemy76BlockchainSan Francisco, United States$450.0MOpen source
Plaid74FintechSan Francisco, United States$734.3MOpen source
StarkWare73BlockchainTel Aviv, Israel$180.0MOpen source
Rapyd73PaymentsLondon, United Kingdom$1.3BOpen source
Razorpay73FintechBengaluru, IndiaOpen source
Coinbase73FintechSan Francisco, United States$1.1BOpen source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
Crunchbase70DataSan Francisco, United StatesOpen source
Clipboard Health70HealthTechNew York, United States$80.0MOpen source
- UPUpvest69FintechBerlin, Germany$392.0M
Open source
Quantum Machines69Quantum ComputingTel Aviv, Israel$293.0MOpen source
Chargebee69FintechChennai, India$303.0MOpen source
Orion Advisor Solutions67FintechOmaha, United States$223.0MOpen source
Alpaca67FintechNew York, United States$202.0MOpen source
Paddle67FintechLondon, United Kingdom$318.0MOpen source
Chainalysis67FintechNew York, United States$170.0MOpen source
Phantom66FintechSan Francisco, United States$268.0MOpen source
Zenity66CybersecuritySan Francisco, United States$59.5MOpen source
Remitly66FintechSeattle, United StatesOpen source
VTEX Commerce Platform64E-commerceRio de Janeiro, Brazil$445.0MOpen source
OpenSea64FintechNew York, United States$423.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| SpinLaunch | SpaceTech | Open source | Long Beach, United States | $116.5M | 60 |
| MORPHEUS SPACE | SpaceTech | Open source | Potsdam, Germany | — | 53 |
| Origin Protocol | Web3 | Open source | San Francisco, United States | $88.0M | 51 |
| Mynaric | SpaceTech | Open source | Munich, Germany | $100.0M | 50 |
| Astronavis | SpaceTech | Open source | Palo Alto, United States | — | — |
| eToro | Fintech | Open source | Limassol, Cyprus | $524.0M | 85 |
| WooCommerce (Automattic) | E-commerce | Open source · Self-hostable | San Francisco, United States | $815.7M | 79 |
| Starfighters Space | Aerospace | Open source | Kennedy Space Center, USA | $17.5M | 63 |
| Credible | Fintech | Open source | San Francisco, United States | — | 62 |
| Iyzico | Fintech | Open source | Istanbul, Turkey | $30.6M | 58 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| SPSpaceComputer | SpaceTech | Open source | Singapore, Singapore | $10.0M | 54 |
| Mode Network | DeFi | Open source | London, United Kingdom | $5.3M | 54 |
| CrowdProperty | Fintech | Open source | Solihull, United Kingdom | $15.0M | 53 |
| Shapeshift Labs | Fintech | Open source | Denver, United States | — | 52 |
| Gringo | Fintech | Open source | São Paulo, Brazil | — | 48 |
| Sauce | Food | Open source | New York, United States | $2.5M | 48 |
| BlockSec | Web3 | Open source | Singapore, Singapore | $1.0M | 45 |
| Arrakis Finance | Fintech | Open source | — | — | 41 |
| SpaceTech | Open source | — | — | 29 | |
| LOLockheed Martin | Aerospace | Open source | Bethesda, United States | — | 29 |
| Credible Labs | Fintech | Open source | ירושלים, Israel | — | 28 |
| Commi | Platform | Open source | — | — | 16 |
| PayAI | Fintech | Open source | — | — | 15 |
| 0X0xWork | Web3 | Open source | — | — | 10 |
| Bmoviesfree | Fintech | Open source | — | — | 5 |
| arnipay | Fintech | Open source | Asunción, Paraguay | — | — |
| Fincharter | Fintech | Open source | — | — | — |
| Vrun | Consumer App | Open source | — | — | — |
| 4mica | Agentic AI | Open source | San Francisco, United States | — | — |
| PinDrop | Gaming | Open source | — | — | — |
| Obscura Ephermeral Club | AI Infrastructure | Open source | — | — | — |
| Carbon-Ledger stellar | Climate Tech | Open source | — | — | — |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| Hugging Face | AI | Open source · Self-hostable | New York, United States | $395.2M | 76 |
| Alchemy | Blockchain | Open source | San Francisco, United States | $450.0M | 76 |
| Plaid | Fintech | Open source | San Francisco, United States | $734.3M | 74 |
| StarkWare | Blockchain | Open source | Tel Aviv, Israel | $180.0M | 73 |
| Rapyd | Payments | Open source | London, United Kingdom | $1.3B | 73 |
| Razorpay | Fintech | Open source | Bengaluru, India | — | 73 |
| Coinbase | Fintech | Open source | San Francisco, United States | $1.1B | 73 |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 |
| Clipboard Health | HealthTech | Open source | New York, United States | $80.0M | 70 |
| UPUpvest | Fintech | Open source | Berlin, Germany | $392.0M | 69 |
| Quantum Machines | Quantum Computing | Open source | Tel Aviv, Israel | $293.0M | 69 |
| Chargebee | Fintech | Open source | Chennai, India | $303.0M | 69 |
| Orion Advisor Solutions | Fintech | Open source | Omaha, United States | $223.0M | 67 |
| Alpaca | Fintech | Open source | New York, United States | $202.0M | 67 |
| Paddle | Fintech | Open source | London, United Kingdom | $318.0M | 67 |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 |
| Phantom | Fintech | Open source | San Francisco, United States | $268.0M | 66 |
| Zenity | Cybersecurity | Open source | San Francisco, United States | $59.5M | 66 |
| Remitly | Fintech | Open source | Seattle, United States | — | 66 |
| VTEX Commerce Platform | E-commerce | Open source | Rio de Janeiro, Brazil | $445.0M | 64 |
| OpenSea | Fintech | Open source | New York, United States | $423.0M | 64 |