Roam Research A note taking tool for networked thought.
As easy to use as a word document or bulleted list, and as powerful for finding, collecting, and connecting related ideas as a graph database. Collaborate with others in real time, or store all your data locally.
Glamorous Toolkit is a multi-language notebook. A fancy code editor. A software analysis platform. A visualization engine. A knowledge management system. All programmable. Free and open-source.
Notesnook | Open source & zero knowledge private note taking app
Express yourself with freedom, no spying, no tracking only private notes. Unlike Evernote and other note apps, your data is private not open for everyone to see.