My unity ball game i did in 2 days is up online: https://www.roman-guivan.online/unity/game1/
Source is available here https://bitbucket.org/guivanrv/unity-volleyball/src/master/
I've been just lurking through a gamedev forum thread, and have seen someone asking questions on makin a volleyball game, posting this screenshot:
so i've just thought - y not? I could clearly finish this :) Tell me what ya think, and i'll go check what else can i finish in a week or so.