head to head · open source
Mem0 vs Agno
Mem0 has 65,539 GitHub stars, 7,687 forks, 742 open issues and last shipped yesterday. Agno has 42,226 stars, 5,947 forks, 1,419 open issues and last shipped 2 days ago. Mem0 leads on adoption by 55% (65,539 vs 42,226 stars). Mem0 is written in Python under Apache-2.0; Agno is written in Python under Apache-2.0. Mem0 has attracted 12% as many forks as stars, Agno 14%. Mem0 was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (agents, ai, ai-agents, python), 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 | Agno | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 42K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-09-18 | 2026-09-17 |
| Forks | ⑂ 7.7K | ⑂ 5.9K |
| 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 Agno if
- You want the Agno feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and Agno 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 Agno
Agno is a model agnostic platform for building, running, and managing AI agent platforms. It provides both a Python SDK for agent development and a runtime environment (AgentOS) for serving agents as services, backed by a web based control plane. Agno lives in the Python based AI development ecosystem and targets teams seeking full ownership of their agent infrastructure without vendor lock in.
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Frequently asked questions
Is Mem0 or Agno more popular?
Mem0 has 65,539 GitHub stars and Agno has 42,226. Mem0 has the larger community by that measure.
Are Mem0 and Agno free?
Both are open source. Mem0 is licensed under Apache-2.0 and Agno under Apache-2.0. Neither carries a licence fee.
What is the difference between Mem0 and Agno?
Mem0 is written in Python and Agno 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 Agno?
Choose Mem0 if you want the larger community (65,539 stars) or its Apache-2.0 licence terms. Choose Agno if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.