Open source focus
Open Source Alternatives to Clientstudio
60 open source WhatsApp Business API options similar to Clientstudio, 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.
Resend64Developer ToolsSan Francisco, United States$3.0MOpen source
Dub48MarTechSan Francisco, United States$17.0MOpen source
Marketeam38MarketingTel Aviv, IsraelOpen source
Dydas33Agentic AITel Aviv, IsraelOpen source
Contentful10Content Management SystemBerlin, GermanyOpen source
- FpnnReal-time CommunicationBeijing, China
Open source
LozaraAgentic AITel Aviv, IsraelOpen source
Auto InflateGenerative AIOpen source
- AfflinkhereAffiliate Marketing
Open source
Forter85FintechNew York, United States$550.0MOpen source
Elasticsearch85Search EngineAmsterdam, Netherlands$104.0MOpen source · Self-hostable
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
Polygon81BlockchainMumbai, India$400.0MOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
- XAxAI78Frontier AI LabPalo Alto, United States$90.0B
Open source
Postman78API DevelopmentSan Francisco, United StatesOpen source
TestMu AI (Formerly LambdaTest)77MLOpsSan Francisco, United States$121Open source
GitHub77Developer ToolsSan Francisco, United States$100.0MOpen source · Self-hostable
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Algolia75Search TechnologySan Francisco, United States$334.2MOpen source
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Plaid74FintechSan Francisco, United States$734.3MOpen source
Thinking Machines Lab74Frontier AI LabSan Francisco, United States$3.4BOpen source
Tailscale74CybersecuritySan Francisco, United States$505.0MOpen source
Rapyd73PaymentsLondon, United Kingdom$1.3BOpen source
Razorpay73FintechBengaluru, IndiaOpen source
StarkWare73BlockchainTel Aviv, Israel$180.0MOpen source
Neon72DatabaseSan Francisco, United States$1.2BOpen source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
Temporal71Workflow AutomationSeattle, United States$134.0MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MOpen source
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Weave70Voice AILehi, United StatesOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
PandaDoc70Document Management & eSignaturePhiladelphia, United StatesOpen source
- Supabase70DatabaseSan Francisco, United States$933.0M
Open source · Self-hostable
DeepSeek AI70AI InfrastructureBeijing, ChinaOpen source
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
Netlify69Developer ToolsSan Francisco, United States$202.1MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
YugabyteDB67DatabaseSunnyvale, United States$266.0MOpen source · Self-hostable
Tecton, Inc.67MLOpsSan Francisco, United States$257.0MOpen source
Alpaca67FintechNew York, United States$202.0MOpen source
- HIHightouch66Data WarehouseSan Francisco, United States$150.0M
Open source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
Sourcegraph (Cody)66AI Coding AssistantSan Francisco, United States$301.0MOpen source
Dust65Agentic AIParis, France$15.0MOpen source
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Resend | Developer Tools | Open source | San Francisco, United States | $3.0M | 64 |
| Dub | MarTech | Open source | San Francisco, United States | $17.0M | 48 |
| Marketeam | Marketing | Open source | Tel Aviv, Israel | — | 38 |
| Dydas | Agentic AI | Open source | Tel Aviv, Israel | — | 33 |
| Contentful | Content Management System | Open source | Berlin, Germany | — | 10 |
| Real-time Communication | Open source | Beijing, China | — | — | |
| Lozara | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Auto Inflate | Generative AI | Open source | — | — | — |
| Affiliate Marketing | Open source | — | — | — | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| Elasticsearch | Search Engine | Open source · Self-hostable | Amsterdam, Netherlands | $104.0M | 85 |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| Polygon | Blockchain | Open source | Mumbai, India | $400.0M | 81 |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 |
| XAxAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 78 |
| Postman | API Development | Open source | San Francisco, United States | — | 78 |
| TestMu AI (Formerly LambdaTest) | MLOps | Open source | San Francisco, United States | $121 | 77 |
| GitHub | Developer Tools | Open source · Self-hostable | San Francisco, United States | $100.0M | 77 |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| Algolia | Search Technology | Open source | San Francisco, United States | $334.2M | 75 |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Plaid | Fintech | Open source | San Francisco, United States | $734.3M | 74 |
| Thinking Machines Lab | Frontier AI Lab | Open source | San Francisco, United States | $3.4B | 74 |
| Tailscale | Cybersecurity | Open source | San Francisco, United States | $505.0M | 74 |
| Rapyd | Payments | Open source | London, United Kingdom | $1.3B | 73 |
| Razorpay | Fintech | Open source | Bengaluru, India | — | 73 |
| StarkWare | Blockchain | Open source | Tel Aviv, Israel | $180.0M | 73 |
| Neon | Database | Open source | San Francisco, United States | $1.2B | 72 |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 |
| Temporal | Workflow Automation | Open source | Seattle, United States | $134.0M | 71 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| Osaurus | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 71 |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Weave | Voice AI | Open source | Lehi, United States | — | 70 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| PandaDoc | Document Management & eSignature | Open source | Philadelphia, United States | — | 70 |
| Database | Open source · Self-hostable | San Francisco, United States | $933.0M | 70 | |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | — | 70 |
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 |
| Netlify | Developer Tools | Open source | San Francisco, United States | $202.1M | 69 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| Stability AI | Generative AI | Open source · Self-hostable | London, United Kingdom | $101.0M | 68 |
| Lacentral | Frontier AI Lab | Open source | San Francisco, United States | $11.3B | 68 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| YugabyteDB | Database | Open source · Self-hostable | Sunnyvale, United States | $266.0M | 67 |
| Tecton, Inc. | MLOps | Open source | San Francisco, United States | $257.0M | 67 |
| Alpaca | Fintech | Open source | New York, United States | $202.0M | 67 |
| HIHightouch | Data Warehouse | Open source | San Francisco, United States | $150.0M | 66 |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $250.0M | 66 |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 |
| Sourcegraph (Cody) | AI Coding Assistant | Open source | San Francisco, United States | $301.0M | 66 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 |