head to head · open source
Mem0 vs graphrag
Mem0 has 65,539 GitHub stars, 7,687 forks, 742 open issues and last shipped yesterday. graphrag has 36,022 stars, 3,795 forks, 47 open issues and last shipped 3 days ago. Mem0 leads on adoption by 82% (65,539 vs 36,022 stars). Mem0 is written in Python under Apache-2.0; graphrag is written in Python under MIT. Mem0 has attracted 12% as many forks as stars, graphrag 11%. Mem0 was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (llm), 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
| Mem0 | graphrag | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 36K |
| License | Apache-2.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 7.7K | ⑂ 3.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Mem0 if
- You weight community size — 66K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick graphrag if
- You want the graphrag feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and graphrag fits your workflow better
About Mem0
Mem0 is an open source memory layer for AI agents and applications, designed to store, retrieve, and manage persistent context across interactions. It lives in the Python based AI development ecosystem and provides infrastructure that enables agents and apps to remember user preferences, conversation history, and state over time—moving beyond ephemeral chat sessions toward truly adaptive systems.
About graphrag
GraphRAG is a modular, Python based, MIT licensed data pipeline and transformation suite from Microsoft Research that uses large language models to extract structured data from unstructured text, then exploits the resulting knowledge graph to form targeted context for question answering over private data.
read the full graphrag overview →
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Frequently asked questions
Is Mem0 or graphrag more popular?
Mem0 has 65,539 GitHub stars and graphrag has 36,022. Mem0 has the larger community by that measure.
Are Mem0 and graphrag free?
Both are open source. Mem0 is licensed under Apache-2.0 and graphrag under MIT. Neither carries a licence fee.
What is the difference between Mem0 and graphrag?
Mem0 is written in Python and graphrag 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, Mem0 or graphrag?
Choose Mem0 if you want the larger community (65,539 stars) or its Apache-2.0 licence terms. Choose graphrag if its feature set, stack or MIT licence fits better. Both are self-hostable.