Czech developer Bohemia Interactive has today announced that their realistic military war simulator ArmA 3 has surpassed the one million mark, with company boss Marek Spanel announcing the news via Twitter.

To celebrate the milestone, Spanel outlined a new roadmap for the game's development on their blog, spanning across 2014-2015 with support ranging from platform updates, downloadable content, and an expansion. Platform updates will consist of major enhancements to ArmA 3, and will be available to everyone while DLC will explore specific themes and focus on new sandbox assets, official scenarios and features.

The blog outlined that the first DLC planned for the milisim is ArmA 3 Helicopters, scheduled for release later this year and featuring transport helicopters, an option to use Take On Helicopter’s RotorLib Flight Dynamics Model (FDM), plus several new game mechanics.

The studio also revealed that a major expansion is in the works, though players can expect this to arrive sometime during 2015. While development is still underway the intention of the expansion is to be bring a new range of sandbox content and features plus a brand new terrain map.