Outland Games presents “Fast Play Mech Rules.” As with a roleplaying game, you begin by rolling up a mech. The entire set of rules occupies just one page.
Glory In The Arena is a set of rules for playing gladiatorial combat with 54mm figures.
The Victorian Web site has a wealth of articles on life in the Victorian era. You could spend a very long time reading the material there.
In Parenthesis is a site that offers free ebooks with Enlgish translations of literature from around the world. Much of it should be of interest to wargamers. There’s Old Norse, Arthurian, Chinese Drama, Medieval Canadian, Medieval Castilian, Medieval Catalan, Middle Dutch, Middle English, Old English, Ethiopian, Middle French, Old French, Medieval German, Gothic, Greek, Medieval Irish, Medieval Italian, Medieval latin, Japanese, Malayan, Peruvian, Medieval Russian and so on.
ToyMallet 40 cents is both a set of fairly well-done generic science fiction rules and a brilliant parody of the Warhammer 40K franchise. Written by Jennifer Reitz, it allows you to use any toys you happen to have, instead of spending many hundreds on “official figures.” The photos of the Hello Kittau Neko-Wai Meowarriors are a scream.