About this game

A 2001 classic, modernized, and now open source Arma: Cold War Assault now runs on a modernized version of its original Poseidon engine: native 64-bit, Windows and Linux, support for ultrawide and high-refresh displays, full game-controller support, and a modern audio and networking stack, while it still plays exactly like the genre-defining original. The engine is now open source Bohemia Interactive has released the engine and game source code under the GNU GPL v3.0-or-later, in the spirit of id Software's classic source releases. Anyone can study it, build it, port it, and create with it. Game data and assets remain under Bohemia's Arma Public License Share Alike (APL-SA). A free Demo is available on Steam if you want to try the engine before buying the full data and campaigns. The full engine source code is available on GitHub — search for BohemiaInteractive/cwr What's new in the Remastered engine Windows & Linux, 64-bit: native cross-platform build (Steam Deck / SteamOS friendly) Ultrawide & any resolution: aspect-correct field of view; borderless, windowed, or fullscreen; selectable refresh rate and V-Sync Modern rendering: new OpenGL 3.3 renderer with crisp scalable (TrueType) fonts Full controller support: gamepad with deadzone/response tuning, plus fully rebindable keyboard, mouse and controller bindings Modern audio: OpenAL backend with integrated voice chat (VON) In-game mod manager: enable, order and download community mods from within the game (Bohemia's own catalog), no command line needed New multiplayer back end: modern master server and in-game server browser (replacing the retired GameSpy service) Open toolchain for creators: bundled tools for PBO archives, models, terrain, textures, sound and config, plus a standalone scripting evaluator and a Blender …