Fantasy – wherein goblins and trolls battle wizards, knights, and the occasional hapless peasant.
Ancients – covering a vast time period from the birth of organized conflict to wide use of hand guns.
- Samurai wargame rules
- Chainmail, Rules for Medieval Miniatures
- Warhammer Ancients
- WRG De Bellis Antiquitatis & De Bellis Multitudinis
Pike and Shot – after the introduction of massed units of firearm equipped infantry to the introduction of the bayonet.
- Renaissance Warfare Rules for Tactical Miniature Battles from 1494-1690 A.D.
- Forlorn Hope
- Dutchman, Spaniard, Switzer, Swede
- Samurai wargame rules
- Wargame rules for fifteenth through seventeenth century
- Down Styphon!
- Warhammer English Civil War
- 1644
- De Bellis Renationis
Napoleonic – a convulsive series of wars involving Western nations from the end of the 18th century through the beginning of the 19th.
- Et Sans Resultat
- In the Grand Manner
- The Age of Eagles
- Volley and Bayonet
- Napoleon’s Battles
- Napoleonic Wargame Rules
American Civil War – Warfare in the US from 1861 through 1865.
- Red badge of courage
- Volley and Bayonet
- London Wargames Section: Rules for American Civil War 1863c
- Rally Round the Flag
The Old West – Covering all engagements that would appear in Westerns.
Colonial – 19th century conflicts between industrialized and non-industrialized nations.
WWII – military conflict from the 1930s through 1945.
Modern – A flexible term covering conflict since WWII.
SF – warfare in the not completely foreseeable future.