head to head · open source
Mem0 vs oh-my-pi
Mem0 has 65,728 GitHub stars, 7,721 forks, 742 open issues and last shipped 3 days ago. oh-my-pi has 32,178 stars, 3,411 forks, 2,964 open issues and last shipped yesterday. Mem0 leads on adoption by 104% (65,728 vs 32,178 stars). Mem0 is written in Python under Apache-2.0; oh-my-pi is written in TypeScript under MIT. Mem0 has attracted 12% as many forks as stars, oh-my-pi 11%. oh-my-pi 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 | oh-my-pi | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 32K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-09-19 | 2026-09-21 |
| Forks | ⑂ 7.7K | ⑂ 3.4K |
| 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 oh-my-pi if
- You want the oh-my-pi feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and oh-my-pi 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 oh-my-pi
oh my pi is an MIT licensed, terminal based coding agent distributed as omp, built for developers who want a complete agent surface — 60+ model providers, 31 built in tools, language server and debug adapter integration — that runs on their own machine instead of assembling a stack of separate tools.
read the full oh-my-pi overview →
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Frequently asked questions
Is Mem0 or oh-my-pi more popular?
Mem0 has 65,728 GitHub stars and oh-my-pi has 32,178. Mem0 has the larger community by that measure.
Are Mem0 and oh-my-pi free?
Both are open source. Mem0 is licensed under Apache-2.0 and oh-my-pi under MIT. Neither carries a licence fee.
What is the difference between Mem0 and oh-my-pi?
Mem0 is written in Python and oh-my-pi in TypeScript. 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 oh-my-pi?
Choose Mem0 if you want the larger community (65,728 stars) or its Apache-2.0 licence terms. Choose oh-my-pi if its feature set, stack or MIT licence fits better. Both are self-hostable.