The following are the winners of the 25th annual (1998) Origins Award, presented at Origins 1999:
| Category | Winner | Company | Designer(s) | |
|---|---|---|---|---|
| Best Abstract Board Game of 1998 | What Were You Thinking? | Wizards of the Coast | ||
| Best Historical Board Game of 1998 | Great War at Sea: Plan Orange | Avalanche | ||
| Best Science Fiction or Fantasy Board Game of 1998 | Crimson Skies | FASA Corp. | ||
| Best Graphic Presentation of a Board Game of 1998 | Crimson Skies | FASA Corp. | ||
| Best Action Computer Game of 1998 | Lucas Arts | |||
| Best Roleplaying Computer Game of 1998 | Baldur's Gate | Interplay | ||
| Best Strategy Computer Game of 1998 | Starcraft | Blizzard/Havas | ||
| Best Amateur Game Magazine of 1998 | Gnawing Ideas | |||
| Best Professional Game Magazine of 1998 | Knights of the Dinner Table Magazine | Kenzer & Co. | ||
| Best Trading Card Game of 1998 | Deadlands CCG | Wizards of the Coast | ||
| Best Traditional Card Game of 1998 | Guillotine | Wizards of the Coast | ||
| Best Card Game Expansion or Supplement of 1998 | Magic: the Gathering: Urza's Saga | Wizards of the Coast | ||
| Best Graphic Presentation of a Card Game of 1998 | Deadlands CCG | Wizards of the Coast | ||
| Best Game-Related Novel of 1998 | The Silent Blade | Wizards of the Coast | ||
| Best Game-Related Short Work of 1998 | Leftovers | Pinnacle Entertainment Group | ||
| Best Roleplaying Adventure of 1998 | Return to the Tomb of Horrors | Wizards of the Coast | ||
| Best Roleplaying Supplement of 1998 | Wizards of the Coast | |||
| Best Roleplaying Game of 1998 | Last Unicorn Games | |||
| Best Graphic Presentation of a Roleplaying Game, Adventure, or Supplement of 1998 | Dragonlance Bestiary | Wizards of the Coast | ||
| Best Historical Figure Miniatures Series of 1998 | 25mm Darkest Africa | Guernsey Foundry | ||
| Best Science Fiction or Fantasy Figure Miniature of 1998 | Hangin's Judge | Pinnacle Entertainment Group | ||
| Best Vehicle Miniature of 1998 | Velocipede | Pinnacle Entertainment Group | ||
| Best Historical Miniatures Rules of 1998 | Medieval Warfare | Terry Gore | ||
| Best Science Fiction or Fantasy Miniatures Rules of 1998 | Battletech Master Rules | FASA Corp. | ||
| Best New Play-by-Mail Game of 1998 | Dungeon | Madhouse USA | ||
| Best Ongoing Play-by-Mail Game of 1998 | Middle-earth PBM Fourth Age Circa 1000 | Game Systems, Inc. | ||
| 1999 Inductees to the Adventure Gaming Hall of Fame | Richard Garfield | |||
| 1999 Inductees to the Adventure Gaming Hall of Fame | Wizards of the Coast | Designer: Richard Garfield |