Previous versions

Version 0.9 Black Snake

Version 1.0 Red October

Version 2.0 Polar Bear

Version 3.0 Lynx Lynx

Version 4.0 Leningrad 872

Version 5.0 Katyusha

Version 6.0 Sevastopol

Verison 7.0 Minsk

Version 8.0 Brugge

Version 9.0 Alpha Centauri

Version 10.0 Primus Maximus

Version 11.0 Foundation

Version 12 Machu Picchu