Langflow
77 · StableVisual builder for AI agents and RAG workflows, with a Python API.
Directory / Alternatives to Microsoft Copilot Studio
2 open source projects replace Microsoft Copilot Studio, ranked by how safe each is to depend on.
Visual builder for AI agents and RAG workflows, with a Python API.
Drag-and-drop builder for LLM agents and chatflows.
The code for these is public, but the license is not an OSI open source license, or we have not verified it yet. Check the license notes on each project before relying on it.
Platform for building LLM apps, agents and RAG pipelines with a visual workflow editor.



Health and license are separate verdicts: a project can be well maintained and still not be open source.
| Project | Health | License | Stars |
|---|---|---|---|
| Langflow | 77 · Stable | MIT | 156k |
| Flowise | Archived | Open source (permissive) | 55k |
| Dify | 90 · Healthy | Custom license, not open source | 158k |
Microsoft Copilot Studio is a paid AI app builders product. See all open source AI app builders tools, ranked the same way.
Scores refresh nightly from GitHub. How we score.