Open source. Open possibilities.

OptiChess is a research-oriented chess engine and analysis GUI written in C++20, featuring the GrogrosZero hybrid search algorithm and a zero-allocation memory model.

openage is a volunteer project building a free engine clone of the Genie Engine used by Age of Empires and AoE II. It uses original assets (not shipped), and gameplay is currently non-functional while the simulation is reimplemented. C++20, Python, Qt6, OpenGL, nyan modding format.