Punisher, Merlin, Incursus, Rifter, are the “sturdy” T1 attack frigs. Depending on your skills they do the most DPS.
Faction Frigs are also fun, like Hookbill, Comet or Firetail.
And if you really like dps in a Frig as an Alpha, try a Daredevil
If you want to read more: Just look at this guide. Absolute bible for us frigate junkies