You are an old-school level designer, or just decided to become one, but tired of limitations of Valve Hammer Editor? Radiant seems to be too complex and unusual? Wanna use new cool features? Seeking for a user-friendly level editor for Half-Life, Quake, Quake II, or Quake III? It's time to test our new level editor, J.A.C.K., previously known as Jackhammer, in action! News, updates, tutorials, discussions and much more.
Half-Life and Quake II skybox preview in Jackhammer. Also there is a drop-down list of available skies (also from pak files) with icons - easy-to-select, easy-to-test.