MemOS vs OpenViking
Side-by-side comparison of two AI agent tools
Short answer
- OpenViking is growing faster: +990 GitHub stars in the last 30 days vs +220 for MemOS.
- Pick MemOS for: memory OS for LLMs and AI agents with graph-structured, multimodal storage and retrieval. Pick OpenViking for: self-evolving Context Database for AI Agents.
From GitHub data refreshed daily.
M
MemOSopen-source
Memory OS for LLMs and AI agents with graph-structured, multimodal storage and retrieval
O
OpenVikingopen-source
Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.
Metrics
| MemOS | OpenViking | |
|---|---|---|
| Stars | 11.7k | 39.2k |
| Star velocity /mo | 220 | 990 |
| Commits (90d) | 260 | 1.0k |
| Releases (6m) | 10 | 10 |
| Downloads (30d, npm + PyPI) | 1.5K | 441.3K |
| Overall score | 0.6983179212295428 | 0.8645490564903204 |
FAQ
- Which is more popular, MemOS or OpenViking?
- OpenViking has more GitHub stars (39,153 vs 11,682).
- Which is more actively developed, MemOS or OpenViking?
- OpenViking had more commits in the last 90 days (1,047 vs 260).
- Should I use MemOS or OpenViking?
- 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.