Small World Productions has an article on using Litko hex pieces as bases for terrain pieces. They look quite good.
Star Wars Miniatures Mass Battles Conversions
Arthur Chang has written a set of add-on rules for playing massed battles with the Wizards of the Coast rules for Star Wars miniatures.
Good Little Gardens
Good Little Gardens is a free print-and-play card game with tableau building and card drafting.
Ancients By Ral
The Jackson Gamers offer Ancients By Ral, an ancients version of the venerable Rules By Ral system.
Angels 1-5 World War II Air Combat Game
Angels 1-5 is a game of air combat over Britain in 1940