The Tyranid Mod is an ongoing additional race modification for the original Dawn of War series, based on the Tyranid army from the Warhammer 40k tabletop game.
As promised, pics of the upcoming new builder system in 0.5b2.
Pic 1 shows the hivefleet button when the menus are inactive.
Pic 2 shows the build menu.
Pic 3 shows the universal hivefleet/tyrannoforming abilities menu.