| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| J'dal | Ryan Kinsman | 2012 | English | |
| Jack | Arlan Wetherminster | 2021 | English | |
| Jacks or Better to Murder, Aces to Win | J. D. Berry | 1999 | English | Solution |
| Jadeite for the Queen | Yvette Martin | 2020 | English | |
| Jadestatue, Die | Martin Oehm | 2003 | German | |
| Jäger der Heiligen Steine | Heiko Spies | 2021 | German | |
| Jane | Joseph Grzesiak | 2002 | English | Solution |
| Janitor | Kevin Lynn, Peter Seebach | 2002 | English | Solution, Map |
| Jason and Medea | Victor Gijsbers | 2011 | English | |
| Jazz Auf Tegemis | Jörg Rosenbauer | 2004 | German | |
| Jesse Stavro's Doorway | Marshal Tenner Winter | 2014 | English | |
| Jet-Blue | Paul T. Johnson | 2004 | English | |
| Jewel of Knowledge, The | Francesco Bova | 1999 | English | Solution |
| Jigsaw | Graham A. Nelson | 1995 | English | Solution |
| Job, The | Fredrik Ramsberg | 2021 | English | Solution |
| Jobs for Antioch! | Alexandre Owen Muñiz | 2004 | English | Solution, Map |
| Jon Doe – Wildcard Nucleus | Olaf Nowacki | 2019 | English | |
| Josef Kong | ? | 2012 | German | |
| Jump | Chris Mudd | 2001 | English | Solution |
| Junior Arithmancer | Mike Spivey | 2018 | English |