How about some more Frigate items? It seems like cruisers are favored as the ship of choice.
For example, cruiser shields:
and I think I’m leaving 1 out.
Cruisers also have more choices for crew pods, power plants, armor types, and misc. modules (tracking, EMP gun, carrier bay, etc).
Although cruisers are the main line force, it would also make sense for frigates to have some of these options as well, and it’d be nice to have the customization options afforded by it (ie shields that are worth something).