For the summer of 2012, Dream Pod Nine is offering free pdfs of their Heavy Gear rules.
The Miniature Wargaming Editor
Get Some! Future Warfare Rules
Get Some! is a set of free wargames rules for future conflicts:
Get Some! Future Warfare is about getting your models out and playing an enjoyable wargame for a couple of hours with your buddies. It is NOT about WAAC (Winning at all Costs) but about designing an army that fits your collection and play style as well as the background for the Universe you are playing in. Tactics and Command should play the pivotal roles in the battle as well as a little bit of Luck and NOT pimped out units. Armies should be a mix of Melee, Ranged and Armored units. Basing of models is left to the discretion of each player whether they are playing 6mm 15mm or 28 mm. Each unit should check some of the power of the others in the rock, paper, scissors kind of way, which is similar to actual warfare. Above all remember the…
GOLDEN RULE: When in doubt about a rule roll a d6 4+ you are right otherwise your opponent is right. Bottom Line, use some common sense when dealing with strange situations and don’t be an Asshole.
PLAYTEST RULES: These are play test rules. We have played with them and want to see if we missed anything, so take a gander and drop us a line on our FB page if you notice anything or come up with a situation not covered by the rules. They are meant to be fast simple and fun so let us know what you think.
Wooden Warriors
The Wooden Warriors Blog has tutorials on making soldiers from bits of craft woods.
Napoleonic DBA Rules
The Bookranger offers a set of free wargames rules for Napoleonics using DBA mechanisms. The author writes:
These rules derive from the combined concepts put forward in the rules sets “De Bellis Antiquitatis” and “Chef de Battalion”.
It was envisioned that a player is likely to control a single Battalion within these rules (a battalion having 15 bases or more). However it is possible to play these rules with a single battalion represented by a single base, when playing large scale battles.