SiYuan

A collaborative note taking, wiki and documentation platform that scales. Built with Django and React. Opensource alternative to Notion or Outline.

Tool for indexing large amounts of both documents (PDF, Word, HTML) and structured (CSV, XLS, SQL) data for easy browsing and search. It is built with investigative reporting as a primary use case.

Knowledge graph database with documents (similar to Notion), tables, search, and a powerful linked data API. Lightweight, very fast and no runtime dependencies.

Host and create your own mindmaps. Share your mindmap sessions with your team and collaborate live on mindmaps.

Web-based knowledge base solution. A simple web app, it runs on pretty much any web server or hosting provider with PHP and MySQL.

Create simple mindmaps (documentation in French).

Structured personal knowledge base, inspired by zettlekasten and org-mode.

Online assessment software. From a quick quiz on your phone to large scale, high stakes, proctored desktop testing, easy, secure and economical.

Manage your knowledge in documents with folders, markdown, full text search and webpage collection support.