Carnevale is a set of rules for a very interesting setting: 18th Century Venice. The game has the ubiquitious stat lines and a dice pool mechanism. Its worth taking a look, even if 18th century Venice isn’t your thing
18th Century
Over The Hills and Far Away
Over the Hills and Far Away is a regimental campaign game from the fertile gaming mind of Jim Wallman.
Strange Aeons 18th Century Modifications
Strange Aeons is a commerical rules set, but if you already own it, you may be interested in these free modifications for playing in an 18th Century setting.
Smuggler’s Britain
Here’s a website with lots of information on smuggling in Britain in the 18th Century. I think there’s lots of gaming potential here.
The Wolf Who Would Eat The Lion 18th Century Rules
Pendraken offers The Wolf Who Would Eat The Lion, a set of free wargames rules for 18th Century Warfare.