FreeCAD
Also on Windows3D CAD for designing parts and objects to real measurements.
Installs from Flathub.
Looking for AutoCAD on Linux? FreeCAD does the same job for free, and TuxPick installs it for you.
Install FreeCAD with TuxPickIt works on Ubuntu 22.04 and 24.04, and on systems built on them like Zorin OS and Pop!_OS.