Open source focus
Open Source Alternatives to Microsoft AI
60 open source Foundation Model options similar to Microsoft AI, 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.
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Prem47Artificial IntelligenceZurich, Switzerland$100.0MOpen source
Microsoft43Operating SystemRedmond, United StatesOpen source
- COCometAPI15API PlatformSha Tin, China
Open source
Databricks82Data AnalyticsSan Francisco, United States$31.7BOpen source · Self-hostable
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
RadixArk62Artificial IntelligencePalo Alto, USA$20.0MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
pleias55AI InfrastructureParis, FranceOpen source
LightningAI55AI InfrastructureSan Francisco, United StatesOpen source
MosaicML (now Databricks)54Foundation ModelSan Francisco, United States$21.7MOpen source
Feast AI54MLOpsSan Francisco, United StatesOpen source · Self-hostable
Manufact Inc.52AI InfrastructureSan Francisco, United States$6.3MOpen source
Modal Labs52Agentic AISan Francisco, United States$693.0MOpen source
Featherless.ai48Artificial IntelligenceSan Francisco, USA$20.0MOpen source · Self-hostable
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
ScaleKit42MLOpsSan Francisco, United States$5.5MOpen source
Neptune41MLOpsNew York, United States$11.0MOpen source
Laghav34AI InfrastructureSan Francisco, United States$1.5MOpen source
AIMLAPI30Machine LearningOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
- Svitch26AI GovernanceSan Francisco, United States
Open source
CRAB26Agentic AIOpen source · Self-hostable
Mamba (AI Architecture)23Artificial IntelligenceOpen source
- BABabyAGI18Agentic AI
Open source · Self-hostable
- Merius18Foundation ModelSan Francisco, United States
Open source
Protoevo17Foundation ModelOpen source
- XMxMemory10Artificial IntelligenceLondon, United Kingdom
Open source
- POPostgres MCP10DatabaseSan Francisco, United States
Open source
kuafuai8Agentic AIBeijing, ChinaOpen source
KlamaFoundation ModelOpen source
Locai LabsArtificial IntelligenceUnited Kingdom$735KOpen source
Coworker.aiHR TechOpen source
PostgraphAPI PlatformOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Runway AI72Generative AINew York, United States$666.5MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
DeepSeek AI70AI InfrastructureBeijing, ChinaOpen source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
Weights & Biases66AI InfrastructureSan Francisco, United StatesOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Dust65Agentic AIParis, France$15.0MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Vultr63NeocloudHerndon, United States$662.0MOpen source
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
LiteLLM62Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
fal AI61Generative AISan Francisco, United States$20.0MOpen source
Replicate60AI InfrastructureSan Francisco, United StatesOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Weaviate60Vector DatabaseAmsterdam, NetherlandsOpen source
Overops59EnterpriseSan Francisco, United States$49.5MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Fal58Agentic AISan Francisco, United States$182.3MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Prem | Artificial Intelligence | Open source | Zurich, Switzerland | $100.0M | 47 |
| Microsoft | Operating System | Open source | Redmond, United States | — | 43 |
| COCometAPI | API Platform | Open source | Sha Tin, China | — | 15 |
| Databricks | Data Analytics | Open source · Self-hostable | San Francisco, United States | $31.7B | 82 |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| RadixArk | Artificial Intelligence | Open source | Palo Alto, USA | $20.0M | 62 |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 |
| pleias | AI Infrastructure | Open source | Paris, France | — | 55 |
| LightningAI | AI Infrastructure | Open source | San Francisco, United States | — | 55 |
| MosaicML (now Databricks) | Foundation Model | Open source | San Francisco, United States | $21.7M | 54 |
| Feast AI | MLOps | Open source · Self-hostable | San Francisco, United States | — | 54 |
| Manufact Inc. | AI Infrastructure | Open source | San Francisco, United States | $6.3M | 52 |
| Modal Labs | Agentic AI | Open source | San Francisco, United States | $693.0M | 52 |
| Featherless.ai | Artificial Intelligence | Open source · Self-hostable | San Francisco, USA | $20.0M | 48 |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 |
| ScaleKit | MLOps | Open source | San Francisco, United States | $5.5M | 42 |
| Neptune | MLOps | Open source | New York, United States | $11.0M | 41 |
| Laghav | AI Infrastructure | Open source | San Francisco, United States | $1.5M | 34 |
| AIMLAPI | Machine Learning | Open source | — | — | 30 |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 |
| AI Governance | Open source | San Francisco, United States | — | 26 | |
| CRAB | Agentic AI | Open source · Self-hostable | — | — | 26 |
| Mamba (AI Architecture) | Artificial Intelligence | Open source | — | — | 23 |
| BABabyAGI | Agentic AI | Open source · Self-hostable | — | — | 18 |
| Foundation Model | Open source | San Francisco, United States | — | 18 | |
| Protoevo | Foundation Model | Open source | — | — | 17 |
| XMxMemory | Artificial Intelligence | Open source | London, United Kingdom | — | 10 |
| POPostgres MCP | Database | Open source | San Francisco, United States | — | 10 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| Klama | Foundation Model | Open source | — | — | — |
| Locai Labs | Artificial Intelligence | Open source | United Kingdom | $735K | — |
| Coworker.ai | HR Tech | Open source | — | — | — |
| Postgraph | API Platform | Open source | — | — | — |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Runway AI | Generative AI | Open source | New York, United States | $666.5M | 72 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | — | 70 |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 |
| Weights & Biases | AI Infrastructure | Open source | San Francisco, United States | — | 66 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Vultr | Neocloud | Open source | Herndon, United States | $662.0M | 63 |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 |
| Lakera AI AG | AI Security | Open source | Berlin, Germany | $12.0M | 63 |
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 |
| LiteLLM | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 62 |
| fal AI | Generative AI | Open source | San Francisco, United States | $20.0M | 61 |
| Replicate | AI Infrastructure | Open source | San Francisco, United States | — | 60 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Weaviate | Vector Database | Open source | Amsterdam, Netherlands | — | 60 |
| Overops | Enterprise | Open source | San Francisco, United States | $49.5M | 59 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| Fal | Agentic AI | Open source | San Francisco, United States | $182.3M | 58 |