head to head · open source
Open-Notebook vs nocturne_memory
Open-Notebook has 39,398 GitHub stars, 4,558 forks, 110 open issues and last shipped 3 days ago. nocturne_memory has 1,371 stars, 170 forks, 6 open issues and last shipped yesterday. Open-Notebook leads on adoption by 2,774% (39,398 vs 1,371 stars). Open-Notebook is written in TypeScript under MIT; nocturne_memory is written in Python under MIT. Open-Notebook has attracted 12% as many forks as stars, nocturne_memory 12%. nocturne_memory was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Open-Notebook | nocturne_memory | |
|---|---|---|
| GitHub stars | ★ 39K | ★ 1.4K |
| License | MIT | MIT |
| Written in | TypeScript | Python |
| Last push | 2026-09-20 | 2026-09-22 |
| Forks | ⑂ 4.6K | ⑂ 170 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Open-Notebook if
- You weight community size — 39K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick nocturne_memory if
- You want the nocturne_memory feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and nocturne_memory fits your workflow better
About Open-Notebook
Open Notebook is an open source, privacy focused research notebook that replicates and extends Google’s Notebook LM functionality. It runs locally or self hosted, letting users manage AI powered research workflows without surrendering data to cloud providers. Built with TypeScript, Next.js, React, SurrealDB, and LangChain, it targets researchers, students, and knowledge workers seeking control over their data and tools.
read the full Open-Notebook overview →
About nocturne_memory
Nocturne Memory is an MIT licensed, Python based Long Term Memory Server that speaks the Model Context Protocol, giving MCP capable agents persistent, structured, rollbackable memory across sessions, models and tools — built for anyone running Claude Code, Cursor, Gemini CLI, Codex or another MCP client who is tired of an agent that forgets who it is.
read the full nocturne_memory overview →
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Frequently asked questions
Is Open-Notebook or nocturne_memory more popular?
Open-Notebook has 39,398 GitHub stars and nocturne_memory has 1,371. Open-Notebook has the larger community by that measure.
Are Open-Notebook and nocturne_memory free?
Both are open source. Open-Notebook is licensed under MIT and nocturne_memory under MIT. Neither carries a licence fee.
What is the difference between Open-Notebook and nocturne_memory?
Open-Notebook is written in TypeScript and nocturne_memory 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, Open-Notebook or nocturne_memory?
Choose Open-Notebook if you want the larger community (39,398 stars) or its MIT licence terms. Choose nocturne_memory if its feature set, stack or MIT licence fits better. Both are self-hostable.