Open source focus
bolt.new is open source
Open Source Alternatives to bolt.new
60 open source AI Coding Assistant options similar to bolt.new, 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.
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
kuafuai8Agentic AIBeijing, ChinaOpen source
Base4444No CodeTel Aviv, IsraelOpen source
Blink41Agentic AISan Francisco, United StatesOpen source
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Sourcegraph (Cody)66AI Coding AssistantSan Francisco, United States$301.0MOpen source
Graphite55AI Coding AssistantSan Francisco, United StatesOpen source
Bito54AI Coding AssistantSan Francisco, United States$5.7MOpen source
- GRGreptile44AI Coding AssistantSan Francisco, United States$6.5M
Open source
Blacksmith Software35AI Coding AssistantSan Francisco, United States$15.0MOpen source
TensorZero29AI Coding AssistantSan Francisco, United States$7.3MOpen source
Magick AI28Agentic AIOpen source
All-Hands AI25Agentic AIOpen source · Self-hostable
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
QuarterlabsAI Coding AssistantSan Francisco, United StatesOpen source
AioncodeAI Coding AssistantTel Aviv, IsraelOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
cubic65Supply ChainTel Aviv, IsraelOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
CodeRabbit56AI Coding AssistantTel Aviv, Israel$120.0MOpen source
nao Labs50Agentic AISan Francisco, United StatesOpen source
Imbue47Artificial IntelligenceSan Francisco, United StatesOpen source
Glue46Agentic AISan Francisco, United States$4.2MOpen source · Self-hostable
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Vybe42Internal ToolsSan Francisco, United States$2.5MOpen source
Galaxy33Software DevelopmentNew York City, United States$2.0BOpen source
CodeDesign.AI33Website BuilderTel Aviv, IsraelOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
LLMStack15Agentic AIOpen source · Self-hostable
Codel15Agentic AIOpen source · Self-hostable
OpenDevin11AI Agent PlatformOpen source · Self-hostable
CodeNut7Web3 DevelopmentOpen source
ClauderizerAI Coding AssistantOpen source
CyqlAgentic AIOpen source
MeshahidAI Coding AssistantTel Aviv, Israel$1.5MOpen source
SivdevAgentic AITel Aviv, IsraelOpen source
IwrightLegalTechTel Aviv, IsraelOpen source
- ActradeckAI Coding Assistant
Open source
- CommitbenchAI Coding Assistant
Open source
MotorwerkGenerative AITel Aviv, IsraelOpen source
MimrixAI Coding AssistantTel Aviv, IsraelOpen source
- XAxAI78Frontier AI LabPalo Alto, United States$90.0B
Open source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Dust65Agentic AIParis, France$15.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
Chai Research63AI CompanionPalo Alto, United States$55.0MOpen source
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
RadixArk62Artificial IntelligencePalo Alto, USA$20.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| Base44 | No Code | Open source | Tel Aviv, Israel | — | 44 |
| Blink | Agentic AI | Open source | San Francisco, United States | — | 41 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Sourcegraph (Cody) | AI Coding Assistant | Open source | San Francisco, United States | $301.0M | 66 |
| Graphite | AI Coding Assistant | Open source | San Francisco, United States | — | 55 |
| Bito | AI Coding Assistant | Open source | San Francisco, United States | $5.7M | 54 |
| GRGreptile | AI Coding Assistant | Open source | San Francisco, United States | $6.5M | 44 |
| Blacksmith Software | AI Coding Assistant | Open source | San Francisco, United States | $15.0M | 35 |
| TensorZero | AI Coding Assistant | Open source | San Francisco, United States | $7.3M | 29 |
| Magick AI | Agentic AI | Open source | — | — | 28 |
| All-Hands AI | Agentic AI | Open source · Self-hostable | — | — | 25 |
| 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 |
| Quarterlabs | AI Coding Assistant | Open source | San Francisco, United States | — | — |
| Aioncode | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 |
| CodeRabbit | AI Coding Assistant | Open source | Tel Aviv, Israel | $120.0M | 56 |
| nao Labs | Agentic AI | Open source | San Francisco, United States | — | 50 |
| Imbue | Artificial Intelligence | Open source | San Francisco, United States | — | 47 |
| Glue | Agentic AI | Open source · Self-hostable | San Francisco, United States | $4.2M | 46 |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 |
| Vybe | Internal Tools | Open source | San Francisco, United States | $2.5M | 42 |
| Galaxy | Software Development | Open source | New York City, United States | $2.0B | 33 |
| CodeDesign.AI | Website Builder | Open source | Tel Aviv, Israel | — | 33 |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 |
| LLMStack | Agentic AI | Open source · Self-hostable | — | — | 15 |
| Codel | Agentic AI | Open source · Self-hostable | — | — | 15 |
| OpenDevin | AI Agent Platform | Open source · Self-hostable | — | — | 11 |
| CodeNut | Web3 Development | Open source | — | — | 7 |
| Clauderizer | AI Coding Assistant | Open source | — | — | — |
| Cyql | Agentic AI | Open source | — | — | — |
| Meshahid | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | — |
| Sivdev | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Iwright | LegalTech | Open source | Tel Aviv, Israel | — | — |
| AI Coding Assistant | Open source | — | — | — | |
| AI Coding Assistant | Open source | — | — | — | |
| Motorwerk | Generative AI | Open source | Tel Aviv, Israel | — | — |
| Mimrix | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — |
| 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 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Lacentral | Frontier AI Lab | Open source | San Francisco, United States | $11.3B | 68 |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $250.0M | 66 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 |
| Chai Research | AI Companion | Open source | Palo Alto, United States | $55.0M | 63 |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 |
| RadixArk | Artificial Intelligence | Open source | Palo Alto, USA | $20.0M | 62 |