Zettlr : Markdown editor to help organize research notes, with full Zettelkasten support.
Penpot : Penpot is the first open-source design tool for design and code collaboration. Designers can create stunning designs, interactive prototypes, design s...
Troop : Troop is a real-time collaborative tool that enables group live coding within the same document across multiple computers. Hypothetically Troop can ta...
EtherPad : Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
Dendron : Dendron is an open-source, local-first, markdown-based, note-taking tool. It's a personal knowledge management solution (PKM) built specifically for d...