The free version of Quake II RTX includes three levels from the original shareware distribution, and is available to download right now on Steam and Nvidia.com.

Once you have your free copy and are officially keyed into the Windows 10 version of the game, you’ll be able to join the Minecraft with RTX beta for the best-looking blocks you’ve ever seen ...

The glory of ray-tracing graphics arrive in Quake 2 RTX, which is now available to download and play entirely for free.

Nvidia is launching Portal: Prelude RTX, a prequel to the main game based on a mod. It's packed full of RTX goodies, including DLSS 3 and ray tracing.