Open source focus
Open Source Alternatives to Cursor Router
60 open source Artificial Intelligence options similar to Cursor Router, 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.
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Graphite55AI Coding AssistantSan Francisco, United StatesOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Blacksmith Software35AI Coding AssistantSan Francisco, United States$15.0MOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Sourcegraph (Cody)66AI Coding AssistantSan Francisco, United States$301.0MOpen source
cubic65Supply ChainTel Aviv, IsraelOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
Sourcegraph61Developer ToolsSan Francisco, United States$218.0MOpen source
Diffblue55AI Coding AssistantOxford, United KingdomOpen source
Bito54AI Coding AssistantSan Francisco, United States$5.7MOpen source
All-Hands AI50Agentic AIBoston, United States$5.0MOpen source · Self-hostable
nao Labs50Agentic AISan Francisco, United StatesOpen source
bolt.new49AI Coding AssistantSan Francisco, United StatesOpen source
Imbue47Artificial IntelligenceSan Francisco, United StatesOpen source
- GRGreptile44AI Coding AssistantSan Francisco, United States$6.5M
Open source
Co Build40AI Collaboration Tools$8.5MOpen source
Meshahid34AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Qualifire32Generative AIOpen source
TensorZero29AI Coding AssistantSan Francisco, United States$7.3MOpen source
Kilo Code20Agentic AISan Francisco, United StatesOpen source · Self-hostable
CodeLane18AI Coding AssistantTel Aviv, IsraelOpen source
Google Gemini Code Assist9AI Coding AssistantMountain View, United StatesOpen source
kuafuai8Agentic AIBeijing, ChinaOpen source
- HUHumanSignal7Agentic AI
Open source · Self-hostable
CodeNut7Web3 DevelopmentOpen source
AioncodeAI Coding AssistantTel Aviv, IsraelOpen source
QuarterlabsAI Coding AssistantSan Francisco, United StatesOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
RadixArk62Artificial IntelligencePalo Alto, USA$20.0MOpen source
Embedder (YC S25)61AI AgentsSan Francisco, United States$625.0MOpen source
Replicate60AI InfrastructureSan Francisco, United StatesOpen source
Overops59EnterpriseSan Francisco, United States$49.5MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
CodeRabbit56AI Coding AssistantTel Aviv, Israel$120.0MOpen source
LightningAI55AI InfrastructureSan Francisco, United StatesOpen source
Checksum55Test AutomationSan Francisco, United StatesOpen source
- HYHyphen AI54AI InfrastructureSeattle, United States$36.5M
Open source
Feast AI54MLOpsSan Francisco, United StatesOpen source · Self-hostable
Superwise.ai54DataTel Aviv, Israel$4.5MOpen source
Korbit AI54AI Coding AssistantTel Aviv, IsraelOpen source
MosaicML (now Databricks)54Foundation ModelSan Francisco, United States$3.0BOpen source
RelAI51Agentic AISan Francisco, United States$10.0MOpen source · Self-hostable
Aviator51MLOpsSan Francisco, United States$2.4MOpen source
Visual Layer50DatabaseTel Aviv, Israel$7.0MOpen source · Self-hostable
Runpod49AI InfrastructureNew York, United StatesOpen source
SageOx47Artificial IntelligenceSeattle, USA$15.0MOpen source
Prem47Artificial IntelligenceZurich, Switzerland$100.0MOpen source
Glue46Agentic AISan Francisco, United States$4.2MOpen source · Self-hostable
GitHits44Developer ToolsHelsinki, Finland$1.5MOpen source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 | |
| Graphite | AI Coding Assistant | Open source | San Francisco, United States | — | 55 | |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 | |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 | |
| Blacksmith Software | AI Coding Assistant | Open source | San Francisco, United States | $15.0M | 35 | |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 | |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| Sourcegraph (Cody) | AI Coding Assistant | Open source | San Francisco, United States | $301.0M | 66 | |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 | |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 | |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 | |
| Sourcegraph | Developer Tools | Open source | San Francisco, United States | $218.0M | 61 | |
| Diffblue | AI Coding Assistant | Open source | Oxford, United Kingdom | — | 55 | |
| Bito | AI Coding Assistant | Open source | San Francisco, United States | $5.7M | 54 | |
| All-Hands AI | Agentic AI | Open source · Self-hostable | Boston, United States | $5.0M | 50 | |
| nao Labs | Agentic AI | Open source | San Francisco, United States | — | 50 | |
| bolt.new | AI Coding Assistant | Open source | San Francisco, United States | — | 49 | |
| Imbue | Artificial Intelligence | Open source | San Francisco, United States | — | 47 | |
| GRGreptile | AI Coding Assistant | Open source | San Francisco, United States | $6.5M | 44 | |
| Co Build | AI Collaboration Tools | Open source | — | $8.5M | 40 | |
| Meshahid | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 34 | |
| Qualifire | Generative AI | Open source | — | — | 32 | |
| TensorZero | AI Coding Assistant | Open source | San Francisco, United States | $7.3M | 29 | |
| Kilo Code | Agentic AI | Open source · Self-hostable | San Francisco, United States | — | 20 | |
| CodeLane | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 18 | |
| Google Gemini Code Assist | AI Coding Assistant | Open source | Mountain View, United States | — | 9 | |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 | |
| HUHumanSignal | Agentic AI | Open source · Self-hostable | — | — | 7 | |
| CodeNut | Web3 Development | Open source | — | — | 7 | |
| Aioncode | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — | |
| Quarterlabs | AI Coding Assistant | Open source | San Francisco, United States | — | — | |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 | |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 | |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 | |
| 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 | |
| RadixArk | Artificial Intelligence | Open source | Palo Alto, USA | $20.0M | 62 | |
| Embedder (YC S25) | AI Agents | Open source | San Francisco, United States | $625.0M | 61 | |
| Replicate | AI Infrastructure | Open source | San Francisco, United States | — | 60 | |
| Overops | Enterprise | Open source | San Francisco, United States | $49.5M | 59 | |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 | |
| CodeRabbit | AI Coding Assistant | Open source | Tel Aviv, Israel | $120.0M | 56 | |
| LightningAI | AI Infrastructure | Open source | San Francisco, United States | — | 55 | |
| Checksum | Test Automation | Open source | San Francisco, United States | — | 55 | |
| HYHyphen AI | AI Infrastructure | Open source | Seattle, United States | $36.5M | 54 | |
| Feast AI | MLOps | Open source · Self-hostable | San Francisco, United States | — | 54 | |
| Superwise.ai | Data | Open source | Tel Aviv, Israel | $4.5M | 54 | |
| Korbit AI | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 54 | |
| MosaicML (now Databricks) | Foundation Model | Open source | San Francisco, United States | $3.0B | 54 | |
| RelAI | Agentic AI | Open source · Self-hostable | San Francisco, United States | $10.0M | 51 | |
| Aviator | MLOps | Open source | San Francisco, United States | $2.4M | 51 | |
| Visual Layer | Database | Open source · Self-hostable | Tel Aviv, Israel | $7.0M | 50 | |
| Runpod | AI Infrastructure | Open source | New York, United States | — | 49 | |
| SageOx | Artificial Intelligence | Open source | Seattle, USA | $15.0M | 47 | |
| Prem | Artificial Intelligence | Open source | Zurich, Switzerland | $100.0M | 47 | |
| Glue | Agentic AI | Open source · Self-hostable | San Francisco, United States | $4.2M | 46 | |
| GitHits | Developer Tools | Open source · Self-hostable | Helsinki, Finland | $1.5M | 44 |