Best Notion Alternatives
All-in-one cloud workspace for docs, relational databases, and team wikis. Teams frequently evaluate alternatives for offline speed, local file ownership, and end-to-end encryption.
Productivity · Markdown Spec
- Obsidian — Local-first Markdown knowledge base on plain files (Score: 91.4, Freemium, Proprietary (Free Personal))
- AppFlowy — Open-source collaborative workspace built with Rust and Flutter (Score: 71.5, Open Core, AGPL-3.0)
- Logseq — Privacy-first open-source outliner for networked knowledge and daily journals (Score: 65.1, Free & Open Source, AGPL-3.0)
- Anytype — Local-first, peer-to-peer encrypted object-based workspace (Score: 60.6, Open Core, Anytype Source Available)
- Outline — Fast, structured team knowledge base with instant search (Score: 58.8, Open Core, BSL-1.1)
- AFFiNE — Merged spatial whiteboard canvas and structured block docs (Score: 51.0, Open Core, MIT)
- SiYuan — Local-first personal knowledge system with fine-grained block SQL queries (Score: 46.4, Open Core, AGPL-3.0)