The Yadex homepage has a new version 1.5.2 of this Doom level editor for Unix systems running X (including Linux). The editor, an offspring of DEU 5.21, is released under the terms of the GPL, and supports Doom alpha, Doom beta, Doom, Ultimate Doom, Final Doom, Doom II, Heretic and has limited support for Hexen and Strife. Thanks Jacek Fedorynski. Also, the LIGHTCUBE Downloads page now offers version 1.0 of gxSDK, a free to use 3D-Realtime Development Kit. Finally, PlanetDungeonSiege interviews Sarah Boulian of Gas powered Games talking with her about designing Dungeon Siege levels.