Best Open Source Alternatives to notion

An open-source, AI-powered collaborative workspace designed as a Notion alternative, offering full data control for managing projects, wikis, and teams.

AFFiNE is an open-source, local-first, and privacy-focused all-in-one workspace that unifies document editing, visual whiteboarding, and planning, serving as an alternative to Notion and Miro.

A privacy-first, self-hosted, fully open-source personal knowledge management system supporting block-level reference and Markdown WYSIWYG.

A self-hostable AI second brain that integrates with local/online LLMs to provide answers from your documents and the web, build custom agents, and automate research.

An open-source, self-hosted project management tool for individuals and teams, offering an alternative to commercial solutions like Trello, Notion, and Asana.

Huly is an all-in-one open-source platform designed to streamline project management and various business operations, serving as a comprehensive alternative to multiple commercial tools.

An open-source collaborative wiki and documentation software designed as an alternative to Confluence and Notion.

An open-source, real-time collaborative note-taking, wiki, and documentation platform built with Django and React, offering data ownership and self-hosting.

A highly customizable and extensible rich-text editor framework built on `slate-react`, featuring AI capabilities and modern UI components from shadcn/ui and Radix UI.

An LLM-powered framework for deep document understanding, semantic retrieval, and context-aware Q&A, leveraging RAG and advanced reasoning agents for enterprise knowledge management.

A cross-platform Markdown AI note-taking application that leverages AI to transform fragmented knowledge into organized, readable notes.

An AI-driven open-source knowledge base system for building smart documentation, FAQs, and blogs with AI creation, Q&A, and search capabilities.

A private and local AI-powered desktop app for personal knowledge management, offering semantic search, automatic note linking, and Q&A on your notes.

A highly extensible Markdown editor with AI assistance, version control, and rich embedding capabilities for enhanced productivity.

A Markdown-native, Git-integrated CLI tool and web interface for managing project tasks and collaborating with AI agents, enabling spec-driven AI development.

An open source, self-hosted, browser-based personal knowledge management platform that combines Markdown editing with powerful Lua scripting for dynamic content and custom workflows.

An open-source, local-first AI notebook that helps users organize multi-media content, generate smart notes, and synthesize ideas across various sources.

A lightweight, self-hosted note-taking application that offers complete control over your knowledge base with privacy, speed, and AI integration.

Neurite is an open-source fractal graph-of-thought platform for rhizomatic mind-mapping, integrating AI agents, web links, notes, and code in a dynamic, visually complex workspace.