$ sudo apt install cmake qt6-base-dev qt6-svg-dev libtbb-dev libfontconfig1-dev
$ sudo apt install libocct-foundation-dev libocct-modeling-data-dev libocct-modeling-algorithms-dev libocct-visualization-dev

$ mkdir build
$ cd build/
$ cmake ..
$ make

$ ./OpenCAD

License

This program is free and open-source software licensed under the GNU GPLv3 (or later). Please see the LICENSE.txt file for details.

That means you have the right to study, change, and distribute the software and source code to anyone and for any purpose as long as you grant the same rights when distributing it.