# MemOS review

> Self-evolving memory OS for LLM & AI Agents: ultra-persistent memory, hybrid-retrieval, and cross-task skill reuse, with 35.24% token savings and DeepSeek Harness support.

Devtoolwatch Board, the week of Oct 25–31, 2026. Canonical page: https://index.devtoolwatch.com/tools/memtensor-memos/

## MemOS at a glance

- **Category:** [Agent frameworks](https://index.devtoolwatch.com/categories/agent-frameworks/)
- **Website:** [memos.openmem.net](https://memos.openmem.net)

## Usage data (the week of Oct 25–31, 2026)

- Board rank: #176 overall, #18 in Agent frameworks, momentum score 47
- Downloads that week: 529 (+12% vs 4-week average)
- New GitHub stars per week (last 12 weeks): Aug 9: 81; Aug 16: 210; Aug 23: 160; Aug 30: 128; Sep 6: 108; Sep 13: 175; Sep 20: 131; Sep 27: 103; Oct 4: 114; Oct 11: 128; Oct 18: 175; Oct 25: 139

## MemOS alternatives

| Rank | Tool | Stars | Downloads/wk |
|---|---|---|---|
| #1 | [Harness²](https://index.devtoolwatch.com/tools/google-research-harness2/) | 21.7k | – |
| #2 | [HyperFrames](https://index.devtoolwatch.com/tools/heygen-com-hyperframes/) | 76.6k | 1.5M |
| #3 | [AgentScope](https://index.devtoolwatch.com/tools/agentscope-ai-agentscope/) | 35k | 51.4k |
| #4 | [AG-UI](https://index.devtoolwatch.com/tools/ag-ui/) | 16.9k | 4.6M |
| #5 | [LangGraph](https://index.devtoolwatch.com/tools/langgraph/) | 44.2k | 18.5M |
| #6 | [Bifrost](https://index.devtoolwatch.com/tools/maximhq-bifrost/) | 9.3k | – |

## MemOS FAQ

### How popular is MemOS?

MemOS has 12.2k GitHub stars as of Nov 1, 2026. It gained 139 new stars in the week of Oct 25–31, 2026, against a 12-week average of 138 a week. Its main package had 529 downloads that week, +12% against its own 4-week average. That made it #18 among AI agent frameworks on the Devtoolwatch Board.

### What are the best alternatives to MemOS?

Other AI agent frameworks on the Devtoolwatch Board in the week of Oct 25–31, 2026, by momentum: Harness² (#1), HyperFrames (#2), AgentScope (#3), AG-UI (#4), LangGraph (#5). The alternatives table above has their numbers.

## Sources

1. [Devtoolwatch Board, the week of Oct 25–31, 2026](https://index.devtoolwatch.com/)