Open Notebook alternatives
Short answer
We track 7 self-hosted alternatives to Open Notebook: AnythingLLM, RAGFlow, MaxKB, PrivateGPT, Onyx (formerly Danswer), FastGPT and Khoj.
AnythingLLM (same category): lighter official minimum (2 GB vs 4 GB RAM), larger community (67.4k vs 40.5k GitHub stars) and simpler deploy (one container vs a multi-container stack).
RAGFlow (same category): larger community (92.6k vs 40.5k GitHub stars).
MaxKB (same category): simpler deploy (one container vs a multi-container stack).
Last updated · how we rank · sources
Open Notebook alternatives compared
| # | App | Advantages over Open Notebook | Est. server cost | Official hardware | License | Stars | Last commit | Compare |
|---|---|---|---|---|---|---|---|---|
| — | Open Notebook (this app) | Active | from €19.99/mo | minimum 4 GB RAM | MIT | 40.5k | Oct 5, 2026 | — |
| 1 | AnythingLLM Same category | lighter official minimum (2 GB vs 4 GB RAM); larger community (67.4k vs 40.5k GitHub stars); simpler deploy (one container vs a multi-container stack) | from €19.99/mo | minimum 2 vCPU · 2 GB RAM · 5 GB disk | MIT | 67.4k | Oct 22, 2026 | Open Notebook vs AnythingLLM |
| 2 | RAGFlow Same category | larger community (92.6k vs 40.5k GitHub stars) Trade-off: Open Notebook has cheaper to host (from €19.99/mo vs €69.99/mo) | from €69.99/mo | recommended 4 vCPU · 16 GB RAM · 50 GB disk (no separate minimum published) | Apache-2.0 | 92.6k | Oct 22, 2026 | Open Notebook vs RAGFlow |
| 3 | MaxKB Same category | simpler deploy (one container vs a multi-container stack) Trade-off: Open Notebook has cheaper to host (from €19.99/mo vs €35.99/mo); lighter official minimum (4 GB vs 8 GB RAM); fewer license conditions (Permissive vs Copyleft (GPL)); larger community (40.5k vs 23.0k GitHub stars) | from €35.99/mo | minimum 4 vCPU · 8 GB RAM · 100 GB disk | GPL-3.0 | 23.0k | Oct 21, 2026 | Open Notebook vs MaxKB |
| 4 | PrivateGPT Same category | None in our data (differs in features) | not estimated (no official RAM figure) | not published | Apache-2.0 | 57.6k | Oct 20, 2026 | Open Notebook vs PrivateGPT |
| 5 | Onyx (formerly Danswer) Same category | None in our data (differs in features) Trade-off: Open Notebook has cheaper to host (from €19.99/mo vs €69.99/mo); lighter official minimum (4 GB vs 10 GB RAM); fewer license conditions (Permissive vs Open core) | from €69.99/mo | minimum 4 vCPU · 10 GB RAM · 32 GB disk (recommended 8 vCPU · 16 GB RAM · 500 GB disk) | MIT (Community Edition) + Onyx Enterprise License (ee directories) | 32.8k | Oct 22, 2026 | Open Notebook vs Onyx (formerly Danswer) |
| 6 | FastGPT Same category | None in our data (differs in features) Trade-off: Open Notebook has fewer license conditions (Permissive vs Custom / conditional) | from €19.99/mo | minimum 2 vCPU · 4 GB RAM (recommended 2 vCPU · 8 GB RAM) | FastGPT Open Source License (Apache-2.0 with conditions) | 29.9k | Oct 22, 2026 | Open Notebook vs FastGPT |
| 7 | Khoj AI search over company documents and notes | None in our data (differs in features) Trade-off: Open Notebook has fewer license conditions (Permissive vs Network copyleft (AGPL)) | not estimated (no official RAM figure) | not published | AGPL-3.0 | 37.8k | Aug 2, 2026 | Open Notebook vs Khoj |
Ranked by the number of objective advantages each alternative has over the app (cheaper estimated server cost, lighter official RAM figure, no GPU needed, fewer license conditions, better maintenance status, at least 1.5× the GitHub stars, simpler deploy). Ties: same-category apps first, then more GitHub stars. License order used: Permissive (MIT/Apache) → Open core → Copyleft (GPL) or Custom conditions → Network copyleft (AGPL) → Source-available. Archived projects are not listed as alternatives.
What each alternative is
- AnythingLLM (Knowledge base & RAG): All-in-one private chat with your documents, agents and an embeddable widget.
- RAGFlow (Knowledge base & RAG): RAG engine with deep document parsing (OCR, layout and tables) and cited answers.
- MaxKB (Knowledge base & RAG): Enterprise knowledge-base and agent platform with RAG and workflows.
- PrivateGPT (Knowledge base & RAG): API-first private document Q&A that sits on top of your own LLM server.
- Onyx (formerly Danswer) (Knowledge base & RAG): AI chat and enterprise search connected to 50+ workplace apps.
- FastGPT (Knowledge base & RAG): Knowledge-base Q&A and visual AI workflow platform.
- Khoj (AI search & research assistants): Personal and team AI "second brain" for your documents and the web. Why it is listed: All of them index your own documents or workplace apps and answer questions about them in a chat interface.
Open Notebook alternatives: FAQ
What is the best self-hosted alternative to Open Notebook?
By our objective ranking: 1. AnythingLLM (lighter official minimum (2 GB vs 4 GB RAM); larger community (67.4k vs 40.5k GitHub stars); simpler deploy (one container vs a multi-container stack)) 2. RAGFlow (larger community (92.6k vs 40.5k GitHub stars)) 3. MaxKB (simpler deploy (one container vs a multi-container stack)). "Best" depends on the features you need; the ranking only counts cost, hardware, license, maintenance, community size and deploy complexity.
Is there a cheaper alternative to Open Notebook?
Not by our estimate. Open Notebook: from €19.99/mo. Alternatives: AnythingLLM (from €19.99/mo), RAGFlow (from €69.99/mo), MaxKB (from €35.99/mo), PrivateGPT (not estimated (no official RAM figure)), Onyx (formerly Danswer) (from €69.99/mo), FastGPT (from €19.99/mo), Khoj (not estimated (no official RAM figure)).
Which Open Notebook alternative has the most permissive license?
None has fewer conditions than Open Notebook (MIT (Permissive)). Alternatives: AnythingLLM: MIT (Permissive); RAGFlow: Apache-2.0 (Permissive); MaxKB: GPL-3.0 (Copyleft (GPL)); PrivateGPT: Apache-2.0 (Permissive); Onyx (formerly Danswer): MIT (Community Edition) + Onyx Enterprise License (ee directories) (Open core); FastGPT: FastGPT Open Source License (Apache-2.0 with conditions) (Custom / conditional); Khoj: AGPL-3.0 (Network copyleft (AGPL)). Not legal advice.
Which Open Notebook alternative needs the least hardware?
AnythingLLM: minimum 2 vCPU · 2 GB RAM · 5 GB disk. Open Notebook: minimum 4 GB RAM.
Related
Sources
- Open Notebook GitHub repository: github.com/lfnovo/open-notebook
- Open Notebook documentation, Open Notebook hardware requirements: github.com/lfnovo/open-notebook/blob/main/docs/1-INSTALLATION/docker-compose.md
- Open Notebook license: github.com/lfnovo/open-notebook/blob/main/LICENSE
- Open Notebook deploy instructions: github.com/lfnovo/open-notebook#step-1-download-docker-composeyml
- AnythingLLM GitHub repository: github.com/Mintplex-Labs/anything-llm
- RAGFlow GitHub repository: github.com/infiniflow/ragflow
- MaxKB GitHub repository: github.com/1Panel-dev/MaxKB
- PrivateGPT GitHub repository: github.com/zylon-ai/private-gpt
- Onyx (formerly Danswer) GitHub repository: github.com/onyx-dot-app/onyx
- FastGPT GitHub repository: github.com/labring/FastGPT
- Khoj GitHub repository: github.com/khoj-ai/khoj
- Hetzner Cloud pricing used for cost estimates (read 2026-10-22): www.hetzner.com/cloud/regular-performance
- GitHub stars and commits: GitHub REST API, refreshed daily