Open source focus
Open Source Alternatives to Substack
54 open source Media options similar to Substack, 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.
Ghost53Publishing PlatformSingapore, Singapore$7.4MOpen source · Self-hostable
The Guardian32NewsLondon, United KingdomOpen source
Forbes24Book and Periodical PublishingJersey City, USOpen source
Farmers' Almanac10PublishingBrooklyn, United StatesOpen source
StratecheryTechnologySan Francisco, USAOpen source
- RORoku85Media & EntertainmentSan Jose, United States$6.0M
Open source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Netflix81Media & EntertainmentLos Gatos, USA$4.7BOpen source
Autodesk, Inc.74ArchitectureSan Francisco, United States$200.0MOpen source
Disney+ Hotstar66Streaming ServiceMumbai, India$111.6BOpen source
Rigetti Computing59Quantum ComputingBerkeley, United States$178.0MOpen source
XPOZ55MediaTel Aviv, Israel$1.5MOpen source
Astria AI54MediaSan Francisco, United States$22.0MOpen source
daily.dev52MediaTel Aviv, Israel$11.0MOpen source
- 64645 Ventures52Venture CapitalNew York, USA$63.0M
Open source
Navigator50IT ServicesColumbus, United States$6.5MOpen source
- SISifted49MediaLondon, United Kingdom$5.3M
Open source
Pro Football Network46Sports TechPhiladelphia, United States$1.3MOpen source
Bonterra46SoftwareAustin, United States$63.0MOpen source
Open Source Endowment44Open SourceSan Francisco, United States$750KOpen source · Self-hostable
Wibiya38PublishingTel Aviv, Israel$2.0MOpen source
Cloud Native Computing Foundation35Cloud ComputingIrvine, United StatesOpen source · Self-hostable
SpeedSize33MediaTel Aviv, IsraelOpen source
Gizzmo27MediaOpen source
Penguin Random House25PublishingNew York, United StatesOpen source
Business Insider24Online Audio and Video MediaNew York, USOpen source
SiliconANGLE Media23MediaSan Jose, USAOpen source
CNN23NewsAtlanta, United StatesOpen source
- THtheCUBE Research22MediaPalo Alto, United States
Open source
CNNMoney21Financial NewsNew York, United StatesOpen source
- EUEurazeo21Venture CapitalParis, France
Open source
Gr8news14NewsOpen source
Luxious14TechnologyOpen source
- LILinux Foundation13Open SourceSan Francisco, USA
Open source · Self-hostable
- BEBetter Collective10Affiliate MarketingCopenhagen, Denmark
Open source
Real American Wrestling, .7Sports EntertainmentOpen source
- AssemblystudioAI ToolTel Aviv, Israel
Open source
CptaiTechnologyOpen source
InsightpartnersVenture CapitalNew York, United StatesOpen source
AxishqTechnologyOpen source
FruitigoPlatformOpen source
AstrotechnologyTechnologyOpen source
TokenroamTechnologyOpen source
OcaminhoTechnologyOpen source
EurosportSports BroadcastingLondon, United KingdomOpen source
SomapracticeStartupOpen source
ArgentcrestTechnologyOpen source
FenniTechnologyOpen source
GazetraqTechnology NewsOpen source
BenevvTechnologyOpen source
CanvasmdPlatformOpen source
European Cricket NetworkSports TechZurich, SwitzerlandOpen source
ToknetTechnologyOpen source
CricketnetworkSports TechOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Ghost | Publishing Platform | Open source · Self-hostable | Singapore, Singapore | $7.4M | 53 | |
| The Guardian | News | Open source | London, United Kingdom | — | 32 | |
| Forbes | Book and Periodical Publishing | Open source | Jersey City, US | — | 24 | |
| Farmers' Almanac | Publishing | Open source | Brooklyn, United States | — | 10 | |
| Stratechery | Technology | Open source | San Francisco, USA | — | — | |
| RORoku | Media & Entertainment | Open source | San Jose, United States | $6.0M | 85 | |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 | |
| Netflix | Media & Entertainment | Open source | Los Gatos, USA | $4.7B | 81 | |
| Autodesk, Inc. | Architecture | Open source | San Francisco, United States | $200.0M | 74 | |
| Disney+ Hotstar | Streaming Service | Open source | Mumbai, India | $111.6B | 66 | |
| Rigetti Computing | Quantum Computing | Open source | Berkeley, United States | $178.0M | 59 | |
| XPOZ | Media | Open source | Tel Aviv, Israel | $1.5M | 55 | |
| Astria AI | Media | Open source | San Francisco, United States | $22.0M | 54 | |
| daily.dev | Media | Open source | Tel Aviv, Israel | $11.0M | 52 | |
| 64645 Ventures | Venture Capital | Open source | New York, USA | $63.0M | 52 | |
| Navigator | IT Services | Open source | Columbus, United States | $6.5M | 50 | |
| SISifted | Media | Open source | London, United Kingdom | $5.3M | 49 | |
| Pro Football Network | Sports Tech | Open source | Philadelphia, United States | $1.3M | 46 | |
| Bonterra | Software | Open source | Austin, United States | $63.0M | 46 | |
| Open Source Endowment | Open Source | Open source · Self-hostable | San Francisco, United States | $750K | 44 | |
| Wibiya | Publishing | Open source | Tel Aviv, Israel | $2.0M | 38 | |
| Cloud Native Computing Foundation | Cloud Computing | Open source · Self-hostable | Irvine, United States | — | 35 | |
| SpeedSize | Media | Open source | Tel Aviv, Israel | — | 33 | |
| Gizzmo | Media | Open source | — | — | 27 | |
| Penguin Random House | Publishing | Open source | New York, United States | — | 25 | |
| Business Insider | Online Audio and Video Media | Open source | New York, US | — | 24 | |
| SiliconANGLE Media | Media | Open source | San Jose, USA | — | 23 | |
| CNN | News | Open source | Atlanta, United States | — | 23 | |
| THtheCUBE Research | Media | Open source | Palo Alto, United States | — | 22 | |
| CNNMoney | Financial News | Open source | New York, United States | — | 21 | |
| EUEurazeo | Venture Capital | Open source | Paris, France | — | 21 | |
| Gr8news | News | Open source | — | — | 14 | |
| Luxious | Technology | Open source | — | — | 14 | |
| LILinux Foundation | Open Source | Open source · Self-hostable | San Francisco, USA | — | 13 | |
| BEBetter Collective | Affiliate Marketing | Open source | Copenhagen, Denmark | — | 10 | |
| Real American Wrestling, . | Sports Entertainment | Open source | — | — | 7 | |
| AI Tool | Open source | Tel Aviv, Israel | — | — | ||
| Cptai | Technology | Open source | — | — | — | |
| Insightpartners | Venture Capital | Open source | New York, United States | — | — | |
| Axishq | Technology | Open source | — | — | — | |
| Fruitigo | Platform | Open source | — | — | — | |
| Astrotechnology | Technology | Open source | — | — | — | |
| Tokenroam | Technology | Open source | — | — | — | |
| Ocaminho | Technology | Open source | — | — | — | |
| Eurosport | Sports Broadcasting | Open source | London, United Kingdom | — | — | |
| Somapractice | Startup | Open source | — | — | — | |
| Argentcrest | Technology | Open source | — | — | — | |
| Fenni | Technology | Open source | — | — | — | |
| Gazetraq | Technology News | Open source | — | — | — | |
| Benevv | Technology | Open source | — | — | — | |
| Canvasmd | Platform | Open source | — | — | — | |
| European Cricket Network | Sports Tech | Open source | Zurich, Switzerland | — | — | |
| Toknet | Technology | Open source | — | — | — | |
| Cricketnetwork | Sports Tech | Open source | — | — | — |