head to head · open source
ragflow vs langgraph
ragflow has 90,911 GitHub stars, 10,764 forks, 1,525 open issues and last shipped yesterday. langgraph has 41,863 stars, 7,069 forks, 786 open issues and last shipped yesterday. ragflow leads on adoption by 117% (90,911 vs 41,863 stars). ragflow is written in Go under Apache-2.0; langgraph is written in Python under MIT. ragflow has attracted 12% as many forks as stars, langgraph 17%. langgraph was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai, ai-agents), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| ragflow | langgraph | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 42K |
| License | Apache-2.0 | MIT |
| Written in | Go | Python |
| Last push | 2026-09-18 | 2026-09-18 |
| Forks | ⑂ 11K | ⑂ 7.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ragflow if
- You weight community size — 91K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick langgraph if
- You want the langgraph feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and langgraph fits your workflow better
About ragflow
RAGFlow is an open source Retrieval Augmented Generation engine that fuses RAG with agent capabilities into a context layer for large language models, built for developers and teams that need to turn complex, unstructured documents into production AI systems.
read the full ragflow overview →
About langgraph
LangGraph is a low level Python orchestration framework for building stateful, long running agents, aimed at developers and platform teams who need durable execution, human in the loop control, and persistent memory instead of a turnkey agent application.
read the full langgraph overview →
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Frequently asked questions
Is ragflow or langgraph more popular?
ragflow has 90,911 GitHub stars and langgraph has 41,863. ragflow has the larger community by that measure.
Are ragflow and langgraph free?
Both are open source. ragflow is licensed under Apache-2.0 and langgraph under MIT. Neither carries a licence fee.
What is the difference between ragflow and langgraph?
ragflow is written in Go and langgraph in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ragflow or langgraph?
Choose ragflow if you want the larger community (90,911 stars) or its Apache-2.0 licence terms. Choose langgraph if its feature set, stack or MIT licence fits better. Both are self-hostable.