Find open source alternatives to paid software
AppFlowy77,613 GitHub starsOpen source Notion alternative with AI, self-hostedAlternative to
Notion
Coda+1
AFFiNE73,684 GitHub starsLocal-first workspace combining docs, whiteboards, and notesAlternative toNotionCoda+2
Outline40,988 GitHub starsTeam wiki and knowledge base with realtime collaborationAlternative toNotion
Confluence+5
Macro4,782 GitHub starsThe open source workspace, one app for all your work.Alternative toNotion
Linear+3
Docmost22,041 GitHub starsSelf-hosted collaborative wiki and documentation toolAlternative toNotionConfluence+1
Logseq45,303 GitHub starsPrivacy-first knowledge base with outliner and graph viewAlternative toNotion
Roam Research+1
SiYuan46,858 GitHub starsBlock-based notes with backlinks and end-to-end encrypted syncAlternative toNotionRoam Research+1
Anytype8,949 GitHub starsLocal-first knowledge OS with E2E encryption and P2P syncAlternative toNotionCoda+5
Joplin56,815 GitHub starsOpen source note-taking app with Markdown and sync supportAlternative toNotion
Evernote+1
Trilium.cc38,425 GitHub starsSelf-hosted hierarchical notes with backlinks and encrypted syncAlternative toNotionEvernote+1
Huly27,941 GitHub starsOne open source workspace to replace Jira, Slack, and NotionAlternative toNotionLinear+2
Tolaria20,116 GitHub starsOrganize your notes with Markdown and Git integrationAlternative toNotion
LifeOS19,515 GitHub starsAI-powered life operating system for goal achievementAlternative toNotion
Muse+1
claude-obsidian15,617 GitHub starsSelf-organizing AI second brain for Obsidian, plain MarkdownAlternative toNotion
Mem+3
Notesnook14,803 GitHub starsEnd-to-end encrypted open source note-taking, cross-platformAlternative toNotionEvernote+1
Zettlr13,794 GitHub starsOpen source Markdown editor for researchers and academicsAlternative toNotion
Scrivener+1
Dendron7,463 GitHub starsLocal-first Markdown notes with hierarchy and backlinksAlternative toNotionRoam Research+1
Standard Notes6,672 GitHub starsEnd-to-end encrypted notes with 100+ extensions and themesAlternative toNotionEvernote+1
Orgnise247 GitHub starsCentralize wikis, docs, and project tasks in a self-hosted workspace.Alternative toNotionLinear
Oxynote244 GitHub starsTechnical wiki with live metrics, draft reviews, and real-time editingAlternative toNotionConfluence
Typemill2 GitHub starsFlat-file CMS: write Markdown, publish docs and user manualsAlternative toNotion
Document360+1CodaConfluenceLinearConfluenceRoam ResearchRoam ResearchCodaEvernoteEvernoteLinearMuseMemEvernoteScrivenerRoam ResearchEvernoteLinearConfluenceDocument360
Claude Code
Jira
Notion
Slack
Linear