LEANN vs SiYuan
Side-by-side comparison of two AI agent tools
L
LEANNopen-source
[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% priva
S
SiYuanopen-source
An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together 开源、隐私优先、自托管的知识工作空间，让人与智能体在此协作
Metrics
| LEANN | SiYuan | |
|---|---|---|
| Stars | 13.0k | 46.6k |
| Star velocity /mo | 1.1k | 3.9k |
| Commits (90d) | 34 | 4.9k |
| Releases (6m) | 1 | 10 |
| Overall score | 0.634243891005486 | 0.9271708503527412 |
FAQ
- Which is more popular, LEANN or SiYuan?
- SiYuan has more GitHub stars (46,580 vs 12,994).
- Which is more actively developed, LEANN or SiYuan?
- SiYuan had more commits in the last 90 days (4,873 vs 34).
- Should I use LEANN or SiYuan?
- Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.