Jackhammer is a brand new level editor for games with a quake-style BSP architecture (Half-Life, Quake, Quake II). The aim is to develop a convenient cross-platform tool capable of incorporating the best features of existing editors, such as Valve Hammer Editor, Q3Radiant and others. The list of supported games will be extended, the current milestone is Quake III support. Today you can try it, get taste of it and express your opinion which is very important for us!