Leave No Man Behind is a set of free wargames rules for gaming the 1993 Somalia conflict. They are designed as fast-play, with up to 150 figures, including vehicles and helicopters.
modern
Wild In The Streets Skirmish Gang Warfare
Wild In The Streets is a skirmish level game of modern gang warfare.
Battleground Hostile Intentions Board Game
Battleground Hostile Intentions is a free board game for two players. The author writes:
It is the near future. A rebel coup has destabilized a small corner of the world, and border nations are moving in to grab whatever territory they can.
You command the forces of one of those nations. You have established a command center in a section of the country, but you face rivals for control of the area. Now you must build up your command center by erecting defenses and constructing facilities that train soldiers, manufacture weapons, tanks, aircraft and other vehicles.
Achieve victory by destroying your opponents’ command centers or capturing and holding critical objectives located throughout the area.
Company Leader Boardgame
Company Leader is a free print-and-play boardgame about modern combat. The authors write:
Company Leader is a free wargame for 2 to 4 players. It is a company level based game, meaning that players are playing with company sized playing pieces. As a commanding officer you try to win the battlefield by scouting and destroying the enemy and by capturing urban areas.
La Drang Vietnam Rules
Junior General offers a set of free wargames rules for refighting the Vietnam War Battle of la Drang.