EtherPad : Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
Zettlr : Markdown editor to help organize research notes, with full Zettelkasten support.
stup : A CLI tool to easily save, access and organize daily notes, especially for daily standup meeting.
Troop : Troop is a real-time collaborative tool that enables group live coding within the same document across multiple computers. Hypothetically Troop can ta...
Penpot : Penpot is the first open-source design tool for design and code collaboration. Designers can create stunning designs, interactive prototypes, design s...