Equalizer Main issues with non-diagonal triangles seem to be that they have worse firing arcs and are harder to shield.
Railguns really punish it in 0.14.1. Off-center ions like on that ship are one of my new favorite things.
Some 0.14.1 builds:
Scram
$500k
Nearly identical weapon loadout as Slipgate, but with better geometry for 0.14.1. The cannons are setup for ramming and mass is significantly lower. Turn rate is somewhat low due to small radius.
Thug
$100k
This bombing/ramming swarmer has been floating around for a while. High top speed is useful for wedging it into vulnerable spots, bombarding slow ships, or chasing away kiters.
Thug Deluxe
$200k
The best parts of Thug and Scram. A swarmable ion attacker with bombing and ramming capabilities.
Saiph
$1mil
A relatively slow double-sided missile barge with wing ions and a lot of frontal armor. Also an experiment in effective fully-connected missile barge design.
Wight
$100k
A new standard cannon swarmer with better standoff survivability and rad paint.