Hello and welcome to IceQuake, Neocities' premier source for retro FPS and computer games! We offer full game downloads, patches, benchmarks, and a ton of guides for you to read at your leisure.
The bulk of our content at the moment is stashed under the VDU@IceQuake archive, which is a static backup of all the guides and tools from the former Valve Developer Union. We have much more on the way, however, and if you'd like to contribute, do see our Contact page.
And why yes, we do have a button, thanks for asking: