Code editor
I've not had a chance to play with this yet, but Zed is billed as a high-performance, multiplayer code editor. It's from the creators of Atom.
I'm always intrigued to try new software like this, even for things as mundane as code editors. Our tools shape us and all that...
🔗 zed.dev
Zed appeared in Issue 16 in the Useful section.