Logseq
Notes & Knowledge BasePrivacy-first outliner for networked thought
Replaces Notion, Roam Research
Best Plugins Notes & Knowledge Base for self-hosting
The 4 best Plugins notes & knowledge base you can self-host, ranked by community traction.
Obsidian
Notes & Knowledge BaseLocal-first knowledge base on a folder of Markdown files
Replaces Evernote, Notion
SilverBullet
Notes & Knowledge BaseHackable note-taking for the self-hosted web
Replaces Notion, Obsidian
DokuWiki
Notes & Knowledge BaseSimple, file-based wiki without a database
Replaces Confluence
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Every option here is open-source and self-hostable, tagged Plugins within the notes & knowledge base category. Compare them on the individual app pages for setup difficulty and resource requirements.