Arma 3 2026.08.11

Arma 3 doesn't center on a single fixed narrative campaign in the way many other military shooters do; instead, its official single-player campaign and expansive scenario content are set within a fictional near-future conflict, providing a backdrop for the game's broader sandbox systems. Much of the game's identity and long-term narrative comes instead from its community — the vast library of user-created scenarios, total conversions, and persistent multiplayer campaigns that have kept Arma 3's world evolving for well over a decade.

Gameplay centers on authentic, systems-driven military simulation across infantry, vehicle, and combined-arms combat, spanning more than 20 vehicles and 40 weapons within expansive single- and multiplayer scenarios. The game's deep Steam Workshop integration and modding tools (documented through Bohemia Interactive's official TECHREPs) have fostered a massive ecosystem of community content, including major overhaul projects like the ACE realism mod, while Bohemia Interactive's own continued official development — including the periodically updated experimental Mac client — keeps the core game evolving well past its original 2013 release.

Opt into the experimental Mac client branch through Steam if required, then launch the game. Explore the extensive single-player and multiplayer content available within the sandbox. Familiarize yourself with the game's vehicles and weapons across its more than 20 vehicles and 40 weapons. Browse Steam Workshop for community-created content, mods, and scenarios to expand your experience. Check Bohemia Interactive's official Dev Hub periodically for SITREPs, SPOTREPs, and other development updates relevant to ongoing Mac client support. Keep the game updated through Steam to benefit from both the primary Windows updates and the periodic experimental Mac Port updates.

Keyboard and mouse: primary input for infantry movement, weapon handling, and vehicle operation Controller support: available depending on platform and configuration Extensive customizable keybindings: Arma 3's control scheme is deeply remappable given the game's simulation-level depth Steam Workshop mod integration: many community mods introduce their own additional keybindings and control schemes