Treeno for desktop
Data stays local, syncs when online.
Mac
Apple Silicon (M1–M4)
Download .dmg
Mac (Intel)
For Intel-based Macs
Download .dmg
Windows
10, 11 (64-bit)
Download .exe
Linux
AppImage, .deb
Download
macOS may show "developer not identified". Right-click → Open once — after that it launches with a normal double-click.