Games like Homeworld 3 - Historical and Technical Manual
Games like Homeworld 3 - Historical and Technical Manual include War Thunder, SMITE®, Crusader Kings II, Order of Battle: World War II, and Once Human. We matched them by the tags players give Homeworld 3 - Historical and Technical Manual on Steam (Strategy, Simulation, Free to Play, and Downloadable Content): closest matches first, and among equally close ones the better-known games.

War Thunder
Shared: Free to Play · Simulation · Free To Play

SMITE®
Shared: Free to Play · Strategy · Simulation

Crusader Kings II
Shared: Strategy · Simulation · Free to Play

Order of Battle: World War II
Shared: Strategy · Free to Play · Simulation

Once Human
Shared: Free to Play · Strategy · Simulation

The Sims™ 4
Shared: Free to Play · Simulation · Free To Play

Aimlabs
Shared: Free to Play · Simulation · Free To Play

Where Winds Meet
Shared: Free to Play · Strategy · Simulation

Cities: Skylines
Shared: Simulation · Strategy

Plague Inc: Evolved
Shared: Strategy · Simulation

Manor Lords
Shared: Strategy · Simulation

Game of Thrones Winter is Coming
Shared: Strategy · Free to Play · Simulation

Crusader Kings III
Shared: Strategy · Simulation

Fishing Planet
Shared: Free to Play · Simulation · Free To Play

Ultimate Custom Night
Shared: Free to Play · Strategy · Free To Play

Magic: The Gathering Arena
Shared: Strategy · Free to Play · Free To Play

Totally Accurate Battle Simulator
Shared: Simulation · Strategy

Victoria 3
Shared: Strategy · Simulation

Europa Universalis IV
Shared: Strategy · Simulation

GWENT: The Witcher Card Game
Shared: Strategy · Free to Play · Free To Play

Warhammer: Chaos And Conquest
Shared: Strategy · Free to Play · Simulation

Against the Storm
Shared: Strategy · Simulation

Hearts of Iron IV
Shared: Strategy · Simulation

Transport Fever 2
Shared: Strategy · Simulation