Imperial Fighter Spotlight: Assault Gunboat news - The X-Wing Alliance Upgrade Project mod for Star Wars: X-Wing Alliance - Mod DB
Let's face it, FFG won't give us Assault Gunboats because they want all their small Imperial ships to be TIEs. So, in the interest of compromise, I give you the TIE Gunboat. :
Indiscriminate Devastation - Fantasy Flight Games
LEGO MOC Alpha-class Xg-1 Star Wing (Assault Gunboat) by Taladril | Rebrickable - Build with LEGO