AppFlowy
Focus: notion alternative, self-hosted and databases. Shares open source and wiki with Open Knowledge. Freemium (Open Knowledge: Free). Adds macOS, Windows and Linux. Same 4.4 rating.
Desktop AppFree planmacOS, Windows
4.4Visit
Desktop App
Open Knowledge
An AI-native markdown editor and LLM wiki for your notes and docs.
Built with love by Shushant Lakhyani. Building bestproductivityresources.com
What is Open Knowledge?
Open Knowledge is a free, open-source markdown editor and wiki built for working with AI. It keeps your notes and docs as plain markdown while letting language models read, write and organise them like a personal knowledge base.
Third-party open-source projects. We are not affiliated with their authors; repositories are provided as-is by their maintainers. Review each project's license, code and security before installing. See our Disclaimer.
Pros
- Plain markdown files you own
- Built for AI-assisted knowledge work
- Free and open source
Cons
- Geared toward technical users
- Early-stage project
Who should use Open Knowledge
People who want an AI-friendly markdown knowledge base they fully own.
Who may not need it
Anyone happy with a hosted notes app.
Open Knowledge alternatives
Similar resources to Open Knowledge, picked from the directory.
Logseq
Focus: PKM, Note-Taking and Graph Database. Shares Open Source with Open Knowledge. Adds macOS, Windows and Linux. Rated 4.6 (Open Knowledge: 4.4).
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Joplin
Focus: notes, markdown and encryption. Shares open source with Open Knowledge. Adds Windows, macOS and Linux. Rated 4.5 (Open Knowledge: 4.4).
Desktop AppFreeWindows, macOS
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claude-obsidian
Focus: obsidian, claude code and second brain. Shares open source with Open Knowledge. An AI tool, not a desktop app. Adds macOS, Windows and Linux. Rated 4.8 (Open Knowledge: 4.4).
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Notion
Focus: second brain, docs and databases. Shares wiki with Open Knowledge. A web app, not a desktop app. Freemium (Open Knowledge: Free). Adds Web, iOS and Android. Rated 4.7 (Open Knowledge: 4.4).
Web AppFree planWeb, iOS
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Notesnook
Focus: notes, encryption and privacy. Shares open source with Open Knowledge. A web app, not a desktop app. Freemium (Open Knowledge: Free). Adds Web, Windows and macOS. Same 4.4 rating.
Web AppFree planWeb, Windows
4.4Visit
Free alternatives to Open Knowledge
Free resources that cover similar ground.
obsidian-mind
Focus: obsidian, ai memory and claude code. Shares open source with Open Knowledge. An AI tool, not a desktop app. Adds macOS, Windows and Linux. Same 4.4 rating.
AI ToolFreemacOS, Windows
4.4Visit
Awesome LLM Apps
Focus: llm, ai agents and rag. Shares open source and github with Open Knowledge. A website, not a desktop app. Adds Web. Rated 4.8 (Open Knowledge: 4.4).
WebsiteFreeWeb
4.8Visit
Reor
Focus: AI, PKM and Notes. Also in Knowledge Management and Note-Taking, like Open Knowledge. Adds macOS, Windows and Linux. Rated 4.5 (Open Knowledge: 4.4).
Desktop AppFreemacOS, Windows
4.5Visit
Anytype
Focus: privacy, local-first and notes. Also in Note-Taking and Knowledge Management, like Open Knowledge. Adds macOS, Windows and Linux. Same 4.4 rating.
Desktop AppFreemacOS, Windows
4.4Visit
hypernovum
Focus: obsidian, 3d and visualization. Also in Note-Taking and Knowledge Management, like Open Knowledge. Adds macOS, Windows and Linux. Rated 4.3 (Open Knowledge: 4.4).
Desktop AppFreemacOS, Windows
4.3Visit
Awesome LLM Wiki
Focus: awesome list, knowledge base and llm. Shares wiki and open source with Open Knowledge. A website, not a desktop app. Adds Web. Rated 4.2 (Open Knowledge: 4.4).
WebsiteFreeWeb
4.2Visit
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