Open source focus
Open Source Alternatives to OnTheMarket
60 open source Proptech options similar to OnTheMarket, 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.
Frontdoor Property Portal29ProptechUnited KingdomOpen source
Compass57Real EstateNew York, United States$1.1BOpen source
Reali50ProptechSan Mateo, United States$289.0MOpen source
Ausgezeichnete ImmobilienmaklerProptechOpen source
CrowdProperty53FintechSolihull, United Kingdom$15.0MOpen source
Vivla43Real EstateMadrid, Spain$34.6MOpen source
RE2320Real EstateNew York, United StatesOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
eToro85FintechLimassol, Cyprus$524.0MOpen source
WooCommerce (Automattic)79E-commerceSan Francisco, United States$815.7MOpen source · Self-hostable
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
Clipboard Health70HealthTechNew York, United States$80.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
VTEX Commerce Platform64E-commerceRio de Janeiro, Brazil$445.0MOpen source
Credible62FintechSan Francisco, United StatesOpen source
Mindbody61SaaSSan Luis Obispo, United States$97.0MOpen source
Trainline59Travel TechLondon, United Kingdom$870.0MOpen source
Flippa58MarketplaceMelbourne, Australia$11.0MOpen source
Iyzico58FintechIstanbul, Turkey$30.6MOpen source
- FOFotolia57Stock PhotographyNew York, United States$225.0M
Open source
Market Beyond57RetailTechNew York, United States$4.0MOpen source
Mappedin55Real Estate TechWaterloo, Canada$56.6MOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
Indie Campers54Travel TechLisbon, PortugalOpen source
Wisesight Technologies54AutomotiveTel Aviv, Israel$4.0MOpen source
Shapeshift Labs52FintechDenver, United StatesOpen source
Origin Protocol51Web3San Francisco, United States$88.0MOpen source
Hellas Direct48InsurTechAthens, GreeceOpen source
InHerSight48Career DevelopmentRaleigh, United States$4.1MOpen source
Collos48Climate TechBoston, United States$1.1MOpen source
Gringo48FintechSão Paulo, BrazilOpen source
Sauce48FoodNew York, United States$2.5MOpen source
Elektrik46E-commerceSalt Lake City, USAOpen source
Kasamba44Spiritual GuidanceTel Aviv, Israel$2.0MOpen source
Turnkey43Real Estate TechNew York, United States$30.0MOpen source
Arrakis Finance41FintechOpen source
Marketify38E-commerceTel Aviv, IsraelOpen source
Foodsmart37HealthTechSan Francisco, USAOpen source
ZUMI37E-commerceNairobi, Kenya$600KOpen source
Studypool35EdTechSan Francisco, United StatesOpen source
Artik35Social MediaOpen source
CGTrader343D PrintingVilnius, LithuaniaOpen source
BidGemmer32DiamondTel Aviv, IsraelOpen source
MersivX31GamingOpen source
Blackstone30Financial ServicesNew York City, United StatesOpen source
Credible Labs28Fintechירושלים, IsraelOpen source
Constrol27ConstructionTel Aviv, IsraelOpen source
Weyerhaeuser26Timberland REITSeattle, United StatesOpen source
The Hub25Co-livingLondon, United KingdomOpen source
IAGO22Travel$200KOpen source
Berrybell22Agentic AITel Aviv, IsraelOpen source
- TITimepeaks21Marketplace
Open source
- EUEurazeo21Venture CapitalParis, France
Open source
Legal Link21LegalTechOpen source
Shewala20E-commerceOpen source
Instructor Place17EdTechLondon, United KingdomOpen source
Commi16PlatformOpen source
PayAI15FintechOpen source
- Bridalme15Marketplace
Open source
exantrix14EnterpriseSaint-Étienne, FranceOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Frontdoor Property Portal | Proptech | Open source | United Kingdom | — | 29 |
| Compass | Real Estate | Open source | New York, United States | $1.1B | 57 |
| Reali | Proptech | Open source | San Mateo, United States | $289.0M | 50 |
| Ausgezeichnete Immobilienmakler | Proptech | Open source | — | — | — |
| CrowdProperty | Fintech | Open source | Solihull, United Kingdom | $15.0M | 53 |
| Vivla | Real Estate | Open source | Madrid, Spain | $34.6M | 43 |
| RE23 | Real Estate | Open source | New York, United States | — | 20 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| eToro | Fintech | Open source | Limassol, Cyprus | $524.0M | 85 |
| WooCommerce (Automattic) | E-commerce | Open source · Self-hostable | San Francisco, United States | $815.7M | 79 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| Clipboard Health | HealthTech | Open source | New York, United States | $80.0M | 70 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| VTEX Commerce Platform | E-commerce | Open source | Rio de Janeiro, Brazil | $445.0M | 64 |
| Credible | Fintech | Open source | San Francisco, United States | — | 62 |
| Mindbody | SaaS | Open source | San Luis Obispo, United States | $97.0M | 61 |
| Trainline | Travel Tech | Open source | London, United Kingdom | $870.0M | 59 |
| Flippa | Marketplace | Open source | Melbourne, Australia | $11.0M | 58 |
| Iyzico | Fintech | Open source | Istanbul, Turkey | $30.6M | 58 |
| FOFotolia | Stock Photography | Open source | New York, United States | $225.0M | 57 |
| Market Beyond | RetailTech | Open source | New York, United States | $4.0M | 57 |
| Mappedin | Real Estate Tech | Open source | Waterloo, Canada | $56.6M | 55 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| Indie Campers | Travel Tech | Open source | Lisbon, Portugal | — | 54 |
| Wisesight Technologies | Automotive | Open source | Tel Aviv, Israel | $4.0M | 54 |
| Shapeshift Labs | Fintech | Open source | Denver, United States | — | 52 |
| Origin Protocol | Web3 | Open source | San Francisco, United States | $88.0M | 51 |
| Hellas Direct | InsurTech | Open source | Athens, Greece | — | 48 |
| InHerSight | Career Development | Open source | Raleigh, United States | $4.1M | 48 |
| Collos | Climate Tech | Open source | Boston, United States | $1.1M | 48 |
| Gringo | Fintech | Open source | São Paulo, Brazil | — | 48 |
| Sauce | Food | Open source | New York, United States | $2.5M | 48 |
| Elektrik | E-commerce | Open source | Salt Lake City, USA | — | 46 |
| Kasamba | Spiritual Guidance | Open source | Tel Aviv, Israel | $2.0M | 44 |
| Turnkey | Real Estate Tech | Open source | New York, United States | $30.0M | 43 |
| Arrakis Finance | Fintech | Open source | — | — | 41 |
| Marketify | E-commerce | Open source | Tel Aviv, Israel | — | 38 |
| Foodsmart | HealthTech | Open source | San Francisco, USA | — | 37 |
| ZUMI | E-commerce | Open source | Nairobi, Kenya | $600K | 37 |
| Studypool | EdTech | Open source | San Francisco, United States | — | 35 |
| Artik | Social Media | Open source | — | — | 35 |
| CGTrader | 3D Printing | Open source | Vilnius, Lithuania | — | 34 |
| BidGemmer | Diamond | Open source | Tel Aviv, Israel | — | 32 |
| MersivX | Gaming | Open source | — | — | 31 |
| Blackstone | Financial Services | Open source | New York City, United States | — | 30 |
| Credible Labs | Fintech | Open source | ירושלים, Israel | — | 28 |
| Constrol | Construction | Open source | Tel Aviv, Israel | — | 27 |
| Weyerhaeuser | Timberland REIT | Open source | Seattle, United States | — | 26 |
| The Hub | Co-living | Open source | London, United Kingdom | — | 25 |
| IAGO | Travel | Open source | — | $200K | 22 |
| Berrybell | Agentic AI | Open source | Tel Aviv, Israel | — | 22 |
| TITimepeaks | Marketplace | Open source | — | — | 21 |
| EUEurazeo | Venture Capital | Open source | Paris, France | — | 21 |
| Legal Link | LegalTech | Open source | — | — | 21 |
| Shewala | E-commerce | Open source | — | — | 20 |
| Instructor Place | EdTech | Open source | London, United Kingdom | — | 17 |
| Commi | Platform | Open source | — | — | 16 |
| PayAI | Fintech | Open source | — | — | 15 |
| Marketplace | Open source | — | — | 15 | |
| exantrix | Enterprise | Open source | Saint-Étienne, France | — | 14 |