Game System
- Hey Froggy!3
- Hey! Thatâs My Fish3
- HiBRiD/d20 Lite3
- Hibernia3
- Hibernia & Cambria3
- High Score3
- Hogger Logger3
- Holomatixx3
- Home Rules - d203
- Home Rules/Bar Room Brawl3
- Homeworld3
- Horrified: American Monsters3
- Hot War3
- House Rules3
- House system3
- How We Came to Live Here3
- How to Host a Murder3
- How to RPG with Your Cat3
- Hunter: Reckoning3
- ILLUMINATI Game System3