[Trisquel-users] Re : Proposed Project: GOLD - Gaming on Linux Distribution

[lcerf]

https://en.wikipedia.org/wiki/List_of_open-source_video_games#Open-source_games_with_own_but_non-free_content  
is longer... and does not include any of the games you list.  That is why I  
believe there are many more such games out there.