Came across this site:
which I hadn’t found before — looks look a good variety of information — curious what other folks find / think.
Notably useful page:
Page with table listing many opensource CAD apps: https://sites.google.com/site/lagadoacademy/miscellaneous-projects/free-cad-software---overview — includes columns for OS compatibility, incl. whether or no an app will run in Linux using WINE.