| Attribute |  NotionOther license |  AppFlowyOpen source |  OutlineOther license |
|---|---|---|---|
| Overview | |||
| Primary focus | Docs, wikis, and project work in one workspace | Open-source, privacy-first Notion alternative you can self-host | Fast, real-time collaborative wiki and knowledge base for teams |
| Deployment | Web | Self-hosted | Self-hosted |
| Source model | Other license | Open source | Other license |
| Pricing model | freemium | freemium | paid |
| API available | Yes | Not specified | Not specified |
| Windows desktop | Yes | Not specified | Not specified |
| Mobile app | Yes | Not specified | Not specified |
| Overview | Notion combines pages, team wikis, task tracking, and flexible databases for organizing shared information and projects. | AppFlowy is an open-source workspace app for docs and wikis, offered as a desktop app backed by hosted AppFlowy Cloud or a self-hosted AppFlowy Cloud deployment. | Outline is a team wiki and knowledge base with real-time collaborative editing, nested docs and search, sold as paid cloud plans with an optional self-hosted deployment. |
| Explore further | |||
| Vendor website | Visit vendor ↗ | Visit vendor ↗ | Visit vendor ↗ |
| ITHub profile | View full profile → | View full profile → | View full profile → |
NotionOther licenseAppFlowyOpen sourceOutlineOther licenseⓘ Confirm technical details and prices with each vendor before making a decision.