Game System
- Harry Potter RPG1
- Harry's Grand Slam Baseball1
- Heart of Africa1
- Hero1
- Hero System 1
- Hero System (Fantasy Hero)1
- Hero System (Pulp Hero)1
- Hispania1
- Hollow Earth Expedition Game 1
- Home1
- House Rules - Cthulhu1
- Houses of the Blooded1
- Hunter: the Vigil1
- Illuminati NWO + Assassins1
- Infinity1
- Italia1
- L5R1
- Left 4 Dead1
- Legions of Steel1
- Letter Flip1