OpenXcom Extended (OXCE) is a game engine designed for Windows, serving as an advanced version of the original OpenXcom. It is not merely a mod but a comprehensive platform that enhances gameplay by incorporating additional features not found in the base game. OXCE is compatible with all mods designed for OpenXcom, providing users with a vast array of options to customize their gaming experience. The engine is available for free, making it accessible to a wide audience of gamers and modders alike.

One of the key advantages of OXCE is its support for various mods that utilize new features, thereby expanding the gameplay possibilities. Modders are encouraged to specify whether their creations require OXCE, allowing players to ensure compatibility. With its focus on enhancing the original game, OXCE presents an exciting opportunity for both players and developers to explore new dimensions in strategy gaming.