Update (27 November 2019)
- The Mac version of the game has been updated to work on macOS 10.15 Catalina
Internal Update (4 June 2018)
- [WIN] updated internal installer structure, no changes to game files
Update (30 November 2016)
- The Mac version of DEFCON has received an updated version of the SDL framework and should be much more compatible with OS X 10.12.
Patch gog-13 (07.08.2015)
- We have uploaded a new Mac build of DEFCON that offers better offline functionality.
Patch gog-9 (07.06.2015)
- We have uploaded a new Windows build of DEFCON that offers better offline functionality.