4 alternatives to Obsidian (3 free)
4 alternatives to Obsidian, picked out of 2 saved Instagram reels and 3 liked tweets, from creators like @matthgray, @arscontexta, @hunterhammonds. 3 of them are free, freemium or open source.
Notion is an all-in-one productivity workspace that blends flexible document editing with relational databases, wikis, and task management. It lets individuals and teams build customized operating systems, centralize documentation, and automate workflows using integrated AI tools and custom agents.
Ars Umbris is an open-source, local-first workspace and framework for structuring personal or company knowledge in plain files. It adds YAML-based typing and diagnostics to Markdown documents, providing an interactive graph and MCP-compatible harness for AI agents to navigate and update your notes.
Memo is an upcoming desktop and mobile note-taking application designed to combine web clipping, reading, and personal organization. Saving a link automatically captures the article content and generates an AI summary with a structured table of contents. Alongside reading, it organizes daily notes, tasks, and project resources in a unified workspace.
Research is a desktop knowledge management application designed for reading, organising, and understanding academic papers and notes. It combines collection management, dedicated notebooks, visual node canvases, and AI explanations into a unified offline-first workspace.