FuhQuake
From QWiki
FuhQuake is a win32/linux QuakeWorld client that aims not only to have a plethora of gameplay and console improvements, but to also incorporate stunning visual effects and eyecandy. Created by fuh a norai.
His sucessors are ezQuake and FodQuake.
https://web.archive.org/web/20060819212555/http://fuhquake.net/