Open source focus
Open Source Alternatives to Apparitionart
60 open source AI Coding Assistant options similar to Apparitionart, 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.
All-Hands AI50Agentic AIBoston, United States$5.0MOpen source · Self-hostable
kuafuai8Agentic AIBeijing, ChinaOpen source
GitHub Copilot Agent Mode0AI Coding AssistantSan Francisco, United StatesOpen source
Coworker.aiHR TechOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen 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
Aviator51MLOpsSan Francisco, United States$2.4MOpen source
bolt.new49AI Coding AssistantSan Francisco, United StatesOpen source
- GRGreptile44AI Coding AssistantSan Francisco, United States$6.5M
Open source
Blacksmith Software35AI Coding AssistantSan Francisco, United States$15.0MOpen source
Meshahid34AI Coding AssistantTel Aviv, Israel$1.5MOpen source
Galaxy33Software DevelopmentNew York City, United States$2.0BOpen source
TensorZero29AI Coding AssistantSan Francisco, United States$7.3MOpen source
Kilo Code20Agentic AISan Francisco, United StatesOpen source · Self-hostable
Sharkio18EnterpriseOpen source
CodeLane18AI Coding AssistantTel Aviv, IsraelOpen source
Google Gemini Code Assist9AI Coding AssistantMountain View, United StatesOpen source
CodeNut7Web3 DevelopmentOpen source
AioncodeAI Coding AssistantTel Aviv, IsraelOpen source
MimrixAI Coding AssistantTel Aviv, IsraelOpen source
- DemandintelligenceDeveloper ToolsSan Francisco, United States
Open source · Self-hostable
CyqlAgentic AIOpen source
- ActradeckAI Coding Assistant
Open source
QuarterlabsAI Coding AssistantSan Francisco, United StatesOpen source
IosappAI Coding AssistantOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
cubic65Supply ChainTel Aviv, IsraelOpen source
Dust65Agentic AIParis, France$15.0MOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Weights & Biases (W&B)63MLOpsSan Francisco, United States$521.0MOpen source
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
- STStackBlitz62Developer ToolsBerlin, Germany$113.4M
Open source
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
Sourcegraph61Developer ToolsSan Francisco, United States$218.0MOpen source
Embedder (YC S25)61AI AgentsSan Francisco, United States$625.0MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Overops59EnterpriseSan Francisco, United States$49.5MOpen source
Comfy Org58AI Image Generation$30.0MOpen source
Fal58Agentic AISan Francisco, United States$182.3MOpen source
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
CodeRabbit56AI Coding AssistantTel Aviv, Israel$120.0MOpen source
Diffblue55AI Coding AssistantOxford, United KingdomOpen source
Raycast55ProductivityLondon, United Kingdom$17.7MOpen source
Korbit AI54AI Coding AssistantTel Aviv, IsraelOpen source
Toolbase54Developer ToolsSan Francisco, United StatesOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
nao Labs50Agentic AISan Francisco, United StatesOpen source
Bauplanlabs49MLOpsSan Francisco, United StatesOpen source
DataFlint49AI CopilotSan Francisco, United StatesOpen source
Imbue47Artificial IntelligenceSan Francisco, United StatesOpen source
Apideck46API PlatformUnknown, UnknownOpen source
Seek AI46AI Coding AssistantTel Aviv, IsraelOpen source
Glue46Agentic AISan Francisco, United States$4.2MOpen source · Self-hostable
Stably AI45Agentic AITel Aviv, IsraelOpen source
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| All-Hands AI | Agentic AI | Open source · Self-hostable | Boston, United States | $5.0M | 50 | |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 | |
| GitHub Copilot Agent Mode | AI Coding Assistant | Open source | San Francisco, United States | — | 0 | |
| Coworker.ai | HR Tech | Open source | — | — | — | |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 | |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 | |
| 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 | |
| Aviator | MLOps | Open source | San Francisco, United States | $2.4M | 51 | |
| bolt.new | AI Coding Assistant | Open source | San Francisco, United States | — | 49 | |
| 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 | |
| Meshahid | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 34 | |
| Galaxy | Software Development | Open source | New York City, United States | $2.0B | 33 | |
| 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 | |
| Sharkio | Enterprise | Open source | — | — | 18 | |
| CodeLane | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 18 | |
| Google Gemini Code Assist | AI Coding Assistant | Open source | Mountain View, United States | — | 9 | |
| CodeNut | Web3 Development | Open source | — | — | 7 | |
| Aioncode | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — | |
| Mimrix | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — | |
| Developer Tools | Open source · Self-hostable | San Francisco, United States | — | — | ||
| Cyql | Agentic AI | Open source | — | — | — | |
| AI Coding Assistant | Open source | — | — | — | ||
| Quarterlabs | AI Coding Assistant | Open source | San Francisco, United States | — | — | |
| Iosapp | AI Coding Assistant | Open source | — | — | — | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 | |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 | |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 | |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 | |
| Weights & Biases (W&B) | MLOps | Open source | San Francisco, United States | $521.0M | 63 | |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 | |
| STStackBlitz | Developer Tools | Open source | Berlin, Germany | $113.4M | 62 | |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 | |
| Sourcegraph | Developer Tools | Open source | San Francisco, United States | $218.0M | 61 | |
| Embedder (YC S25) | AI Agents | Open source | San Francisco, United States | $625.0M | 61 | |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 | |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 | |
| Overops | Enterprise | Open source | San Francisco, United States | $49.5M | 59 | |
| Comfy Org | AI Image Generation | Open source | — | $30.0M | 58 | |
| Fal | Agentic AI | Open source | San Francisco, United States | $182.3M | 58 | |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 | |
| CodeRabbit | AI Coding Assistant | Open source | Tel Aviv, Israel | $120.0M | 56 | |
| Diffblue | AI Coding Assistant | Open source | Oxford, United Kingdom | — | 55 | |
| Raycast | Productivity | Open source | London, United Kingdom | $17.7M | 55 | |
| Korbit AI | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 54 | |
| Toolbase | Developer Tools | Open source | San Francisco, United States | — | 54 | |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 | |
| nao Labs | Agentic AI | Open source | San Francisco, United States | — | 50 | |
| Bauplanlabs | MLOps | Open source | San Francisco, United States | — | 49 | |
| DataFlint | AI Copilot | Open source | San Francisco, United States | — | 49 | |
| Imbue | Artificial Intelligence | Open source | San Francisco, United States | — | 47 | |
| Apideck | API Platform | Open source | Unknown, Unknown | — | 46 | |
| Seek AI | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 46 | |
| Glue | Agentic AI | Open source · Self-hostable | San Francisco, United States | $4.2M | 46 | |
| Stably AI | Agentic AI | Open source | Tel Aviv, Israel | — | 45 | |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 |