Available for purchase from Steam.
Through Steam the game works with some issues.
What does not
Achievements window, plus you can't see the aliens or the towers, just their shadows and surrounding shields respectively.
What was not tested
|Operating system||Test date||Wine version||Installs?||Runs?||Used|
|Show||Ubuntu 16.04 "Xenial" amd64 (+ variants like Kubuntu)||Jun 10 2017||2.9-staging||Yes||Yes||Gold||Ruth Moreton|
|Show||Ubuntu 12.04 "Precise" amd64 (+ variants like Kubuntu)||Jul 08 2012||1.5.8||Yes||Yes||Bronze||an anonymous user|
|Show||Ubuntu 11.04 "Natty" i386 (+ variants like Kubuntu)||Jul 31 2011||1.3.25||Yes||Yes||Bronze||an anonymous user|
|Show||Arch Linux x86_64||Jun 25 2011||1.3.23||Yes||Yes||Bronze||CB|
|Show||Ubuntu 11.04 "Natty" amd64 (+ variants like Kubuntu)||Jun 14 2011||1.3.18||Yes||Yes||Bronze||an anonymous user|
To get the game to load you need to edit the ~/.wine/drive_c/Program\ Files/Steam/steamapps/common/defensegridtheawakenine/config.ini
Change "Quality 2" to "Quality 0" or "Quality 1" and the game will load.