While the base RTX download is free, you must own the original Quake II on GOG to play the full campaign and multiplayer. Quake II RTX on GOG.com

Updated high-resolution weapon models and environmental textures. 📦 Unlocking the Full Game on GOG

Quake II RTX is a cutting-edge ray-traced reimagining of id Software’s 1997 classic, developed by NVIDIA’s Lightspeed Studios. On GOG.com , it is available as a standalone free download that includes the first three levels of the original shareware version. 🛠️ Technology and Features

Realistic global illumination, including a time-of-day cycle that changes the sun's position and sky color.