Mods, short for modifications, are user-created content that alter or expand the game's mechanics, features, or assets. In the context of Command Ops 2, mods can range from simple tweaks to game-changing overhauls that introduce new mechanics, units, maps, or even entirely new campaigns. The modding community has created a vast array of mods that cater to different tastes and preferences, allowing players to customize their experience and try new things.