In 1993, Schweighofer's professional association with Star Wars began when he joined West End Games. In his time at West End Games, Schweighofer established and edited the Star Wars Adventure Journal and wrote for a number of sourcebooks and game supplements for Star Wars: The Roleplaying Game. He also contributed to a number of other Star Wars publications, including some for Wizards of the Coast's new Star Wars Roleplaying Game, and is currently a freelance writer and editor living in Brandy Station, Virginia.
- Cracken's Rebel Operatives. West End Games: May 1994.
- Platt's Starport Guide. West End Games: February 1995.
- Galaxy Guide 12: Aliens - Enemies and Allies. West End Games: September 1995.
- The DarkStryder Campaign. West End Games: 1995.
- Shadows of the Empire Sourcebook. West End Games: June 1996.
- Star Wars: The Roleplaying Game, Second Edition, Revised and Expanded. West End Games: August 1996.
- Instant Adventures. West End Games: January 1997.
- Platt's Smugglers Guide. West End Games: 1997.
- Star Wars Introductory Adventure Game. West End Games: 1997.
- Galactic Campaign Guide. Wizards of the Coast: August 2003.
- The Force Unleashed Campaign Guide. Wizards of the Coast: September 2008.
- Star Wars Adventure Journal 1. West End Games: February 1994.
- Star Wars Adventure Journal 2. West End Games: May 1994.
- Star Wars Adventure Journal 4. West End Games: November 1994.
- Star Wars Adventure Journal 6. West End Games: May 1995.
- The Best of the Star Wars Adventure Journal, Issues 1-4. West End Games: March 1996.
- Star Wars Adventure Journal 11. West End Games: November 1996.
- Star Wars Adventure Journal 12. West End Games: February 1997.
- Star Wars Adventure Journal 13. West End Games: May 1997.
- Star Wars Adventure Journal 14. West End Games: August 1997.
- Galaxy Guide 6: Tramp Freighters, Revised Edition. West End Games: 1997.
- Tales from the Empire. Bantam Spectra: 1997.
- Tales from the New Republic. Bantam Spectra: 1999.
- "Chessa's Doom." Star Wars Adventure Journal 1. West End Games: February 1994.
- "Big Quince." Star Wars Adventure Journal 2. West End Games: May 1994.
- "Explosive Developments." Star Wars Adventure Journal 3. West End Games: August 1994.
- "The Void Terror." Star Wars Adventure Journal 3. West End Games: August 1994.
- "Starter's Tale." Star Wars Adventure Journal 4. West End Games: November 1994.
- "Crimson Jailbreak." Star Wars Adventure Journal 5. West End Games: February 1995.
- "Limping Lady." Challenge 64. Game Designers Workshop: September 1992.
- "Smuggler's Log: Lorana's Labyrinth." Star Wars Adventure Journal 1. West End Games: February 1994.
- "Recon & Report: The Journey to Coruscant." Star Wars Adventure Journal 2. West End Games: May 1994.
- "Smuggler's Log: Imperial Customs Officers." Star Wars Adventure Journal 2. West End Games: May 1994.
- "Wanted By Cracken: Boddu Bocck." Star Wars Adventure Journal 2. West End Games: May 1994.
- "Smuggler's Log: Bulk Freighters." Star Wars Adventure Journal 3. West End Games: August 1994.
- "Wanted By Cracken: Pirates." Star Wars Adventure Journal 3. West End Games: August 1994.
- "Vengeance Strike." Star Wars Adventure Journal 5. West End Games: February 1995.
- "Finder's Fee." Star Wars Adventure Journal 6. West End Games: May 1995.
- "Death by Triflexia." Challenge 76 Game Designers Workshop: June 1995.
- "Artifact of Aaris." The DarkStryder Campaign, West End Games: July 1995.
- "The Kaal Connection." Star Wars Adventure Journal 7. West End Games: August 1995.
- "Smuggler's Log: Wroonians." Star Wars Adventure Journal 7. West End Games: August 1995.
- "Black Curs Blues." Star Wars Adventure Journal 8, West End Games: November 1995.
- "Ruins of Kabus-Dabeh." Tales of the Jedi Companion. West End Games: November 1996.
- "Smuggler's Log: The Klatooinian Trade Guild." Star Wars Adventure Journal 11. West End Games: November 1996.
- "The Emperor's Trophy." Topps Star Wars Galaxy Magazine. Topps Publishing: Spring 1997.
- "Galaxywide NewsNets." Star Wars Adventure Journal 13. West End Games: May 1997.
- "Galaxywide NewsNets." Star Wars Adventure Journal 14. West End Games: August 1997.
- "Sandbound on Tatooine." Topps Star Wars Galaxy Magazine. Topps Publishing: Winter 1997.
- "." Wizard: The Comics Magazine. Wizard Entertainment: November 2000.
- "The Lambda Heist." Star Wars Gamer 2. Wizards of the Coast: March 2001.
- "." Star Wars Gamer 3. Wizards of the Coast: May 2001.
- "Jedi Protector." Star Wars Galaxy Magazine. Topps Publishing: November 1997.
- "Secrets of Mos Eisley." Star Wars Gamer 7. Wizards of the Coast: November 2001.
- "Hive of the Infidel." Star Wars Gamer 8. Wizards of the Coast: December 2001.
- "Topside Infiltration." Star Wars Gamer 8. Wizards of the Coast: December 2001.
- "The Vaynai Archipelago." Star Wars Gamer 8. Wizards of the Coast: December 2001.
- "Standoff on Leritor." Star Wars Gamer 10. Wizards of the Coast: June 2002.
- Star Wars Adventure Journal 9
- "Assignment: Decoy" — Star Wars Galaxy Magazine 7
- The Secrets of Star Wars: Shadows of the Empire