| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| A Darkling Sea: A Novel | 978-0-7653-3627-9 | 2014 | |
| Arabian Nights | 978-1-55806-209-2 | 1994 | |
| Arkad's World | 978-1-9821-2432-8 | 2019 | |
| Corsair: A Science Fiction Novel | 978-0-7653-7910-8 | 2015 | |
| GURPS Castle Falkenstein | 978-1-55634-438-1 | 2002 | Phil Masters |
| GURPS Space 4E Softcover *OP | 978-1-55634-797-9 | 2009 | Jon F Zeigler |
| Gurps Space | 978-1-55634-245-5 | 2006 | Jon F. Zeigler |
| In Nomine Fall of the Malakim | 978-1-55634-341-4 | 1998 | Sellers · David Edelstein · Matt Cavotta |
| Liber Servitorum: The Book of the Servants | 978-1-55634-369-8 | 2003 | R. Sean Borgstrom · David Edelstein |
| The Initiate | 978-1-9821-2435-9 | 2020 | |
J C · J. L. · James C. · James Cambias · James L. · L. C.
Iron Crown Enterprises · Steve Jackson Games · Tom Doherty Associates