Dirty Ancients is a set of simple ancients rules from Craig Cartmell
Century is a set of free wargames rules for playing ancients wargames set in the period 400BC to 150BC.
Champs de Bataille is a set of free wargames rules for ancients based on DBM. Each unit represents 125 to 250 cavalry or foot; more if a warband. The game is designed to be played on a hex board.
Link (direct download)
The Paint Machine Blog has an excellent, multipart tutorial on painting ancient spanish scutarri. A nice touch is that he tells you how long it takes to paint each step.
The Junior General offers a set of fast play rules as well as paper figures for the Battle of Granicus, in which Alexander The Great took on the Persian Empire.