head to head · open source
ragflow vs Suna
ragflow has 90,889 GitHub stars, 10,759 forks, 1,525 open issues and last shipped yesterday. Suna has 20,218 stars, 3,434 forks, 74 open issues and last shipped yesterday. ragflow leads on adoption by 350% (90,889 vs 20,218 stars). ragflow is written in Go under Apache-2.0; Suna is written in TypeScript under a custom or non-standard licence. ragflow has attracted 12% as many forks as stars, Suna 17%. Suna 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 | Suna | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 20K |
| License | Apache-2.0 | Custom / other |
| Written in | Go | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 11K | ⑂ 3.4K |
| 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 Suna if
- You want the Suna feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and Suna 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 Suna
Suna is an open source AI Management System for autonomous AI agents that complete real world work. It lives in the AI and machine learning ecosystem, specifically AI development platforms, and presents an open source alternative to Claude Cowork and ChatGPT Work. It packages agents, shared skills, company memory, connectors, and runtime configuration into a git repository, so teams can version, diff, audit, and reuse agent logic.
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Frequently asked questions
Is ragflow or Suna more popular?
ragflow has 90,889 GitHub stars and Suna has 20,218. ragflow has the larger community by that measure.
Are ragflow and Suna free?
Both are open source. ragflow is licensed under Apache-2.0, and Suna has no licence declared in this registry. Both are free to self-host.
What is the difference between ragflow and Suna?
ragflow is written in Go and Suna in TypeScript. 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 Suna?
Choose ragflow if you want the larger community (90,889 stars) or its Apache-2.0 licence terms. Choose Suna if its feature set, stack or Custom / other licence fits better. Both are self-hostable.