Project comparison
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
Build, deploy, and orchestrate AI agents. Sim is the central intelligence layer for your AI workforce.
Best matched with other interface tools.
Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active.
Best matched with other interface tools.
LibreChat has the larger GitHub footprint with 36.9K stars.
Sim is currently growing faster at +746 stars this week.
Sim has the stronger automated maintenance signal at 91/100. This is not a security or fit verdict.
Use these signals to narrow your choice, then confirm setup, license, and fit upstream.
| Signal | Sim | LibreChat |
|---|---|---|
| Evidence status | Basic listing· 2d ago | Basic listing· 2d ago |
| GitHub stars | 29.2K | 36.9K |
| Weekly growth | +746 | +288 |
| Health score | Strong91/100 |
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| Contributors | 59 | 340 |
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| Commits per week | 103.1 | 39.6 |
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| Open issues | 243 | 424 |
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| Language | TypeScript | TypeScript |
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| License | Apache-2.0 | MIT |
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| Last commit | 2d ago | 2mo ago |
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| Last release | v0.7.41 | N/A |
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