"Point Excalideck at any local folder on your machine, and it instantly turns that directory into an organized visual workspace with hierarchical subfolders, instant scene switching, atomic background auto-saving, and asset isolation—all running in a lightweight native desktop container built on Rust and Tauri v2" - link
bIRC is a native macOS IRC client with IRCv3 support. - link
"The Signal Culture Modular Apps give you access to custom professional video and new media software applications for producing real-time experimental media artworks. Great for artists, VJ's, designers and hobbyists!" - link
This is an open source music player for MacOS that people say is good - link
“Write music on virtual manuscript paper” - link
“As long as the Clop app is running, every time you copy an image to your clipboard, Clop will optimise it to the smallest possible size. The optimised image will have minimal to zero loss in quality, and will be ready to paste in any app.” - link