Open source focus
Open Source Alternatives to April31
60 open source Customer Engagement Platform options similar to April31, 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.
- TheknowsyCustomer Data Platform
Open source
KNIME62Data Science PlatformZurich, Switzerland$30.0MOpen source
Omega Healthcare ConnectIQ36Insurance Eligibility & Benefits VerificationBoca Raton, United StatesOpen source
Melissa34Customer Data PlatformTel Aviv, Israel$2.0MOpen source
Uzerz26AI EnablersOpen source
AllAspect14MarketingOpen source
RitonaAI AgentTel Aviv, IsraelOpen source
ImpulsiaConversational AIOpen source
CultivateaiSales AutomationOpen source
AeoradarAI InfrastructureTel Aviv, Israel$1.5MOpen source
FashinFashion TechBengaluru, IndiaOpen source
LetscConversational AIOpen source
Wix85WebsiteTel Aviv, Israel$1.3BOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Google DeepMind83Frontier AI LabLondon, United Kingdom$676.7MOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
ElevenLabs79AILondon, United Kingdom$1.6BOpen source
- XAxAI78Frontier AI LabPalo Alto, United States$90.0B
Open source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Coveo75AI Search EngineQuebec City, Canada$315.0MOpen source
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Algolia75Search TechnologySan Francisco, United States$334.2MOpen source
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
Thinking Machines Lab74Frontier AI LabSan Francisco, United States$3.4BOpen source
MiniMax74Artificial IntelligenceShanghai, China$1.1BOpen source
Runway AI72Generative AINew York, United States$666.5MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
runway gen 571Generative AINew York City, United States$859.5MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Coframe70AI-Managed PlatformSan Francisco, United States$9.3MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
DeepSeek AI70AI InfrastructureBeijing, ChinaOpen source
Sakana AI70Foundation ModelTokyo, Japan$135.0MOpen source
Birdeye70Reputation ManagementPalo Alto, United States$85.0MOpen source
Hailo69Edge ComputingTel Aviv, Israel$425.0MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
HeyGen68VideoSan Francisco, United StatesOpen source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
- HIHightouch66Data WarehouseSan Francisco, United States$150.0M
Open source
Weights & Biases66AI InfrastructureSan Francisco, United StatesOpen 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
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Dust65Agentic AIParis, France$15.0MOpen source
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
cubic65Supply ChainTel Aviv, IsraelOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Cartesia64Voice AISan Francisco, United States$191.0MOpen source
TwelveLabs64Video IntelligenceSan Francisco, United States$68.0MOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Customer Data Platform | Open source | — | — | — | |
| KNIME | Data Science Platform | Open source | Zurich, Switzerland | $30.0M | 62 |
| Omega Healthcare ConnectIQ | Insurance Eligibility & Benefits Verification | Open source | Boca Raton, United States | — | 36 |
| Melissa | Customer Data Platform | Open source | Tel Aviv, Israel | $2.0M | 34 |
| Uzerz | AI Enablers | Open source | — | — | 26 |
| AllAspect | Marketing | Open source | — | — | 14 |
| Ritona | AI Agent | Open source | Tel Aviv, Israel | — | — |
| Impulsia | Conversational AI | Open source | — | — | — |
| Cultivateai | Sales Automation | Open source | — | — | — |
| Aeoradar | AI Infrastructure | Open source | Tel Aviv, Israel | $1.5M | — |
| Fashin | Fashion Tech | Open source | Bengaluru, India | — | — |
| Letsc | Conversational AI | Open source | — | — | — |
| Wix | Website | Open source | Tel Aviv, Israel | $1.3B | 85 |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| Google DeepMind | Frontier AI Lab | Open source | London, United Kingdom | $676.7M | 83 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| ElevenLabs | AI | Open source | London, United Kingdom | $1.6B | 79 |
| XAxAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 78 |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Coveo | AI Search Engine | Open source | Quebec City, Canada | $315.0M | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Algolia | Search Technology | Open source | San Francisco, United States | $334.2M | 75 |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 |
| Thinking Machines Lab | Frontier AI Lab | Open source | San Francisco, United States | $3.4B | 74 |
| MiniMax | Artificial Intelligence | Open source | Shanghai, China | $1.1B | 74 |
| Runway AI | Generative AI | Open source | New York, United States | $666.5M | 72 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| runway gen 5 | Generative AI | Open source | New York City, United States | $859.5M | 71 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| Coframe | AI-Managed Platform | Open source | San Francisco, United States | $9.3M | 70 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | — | 70 |
| Sakana AI | Foundation Model | Open source | Tokyo, Japan | $135.0M | 70 |
| Birdeye | Reputation Management | Open source | Palo Alto, United States | $85.0M | 70 |
| Hailo | Edge Computing | Open source | Tel Aviv, Israel | $425.0M | 69 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| HeyGen | Video | Open source | San Francisco, United States | — | 68 |
| 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 |
| HIHightouch | Data Warehouse | Open source | San Francisco, United States | $150.0M | 66 |
| Weights & Biases | AI Infrastructure | Open source | San Francisco, United States | — | 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 |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 |
| Cartesia | Voice AI | Open source | San Francisco, United States | $191.0M | 64 |
| TwelveLabs | Video Intelligence | Open source | San Francisco, United States | $68.0M | 64 |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 |