This is a listing of the publications from Steve Jackson Games and other licensed publishers for the GURPS role-playing game.
Fourth edition
Core books
These are the books necessary to play, with the core rules used in all settings (GURPS Basic Set: Characters and Campaigns), plus basic accessories.
GURPS Basic Set: Characters
GURPS Basic Set: Campaigns
GURPS GM's Screen
Free core books
GURPS Lite
A 32-page introduction to the rules of GURPS based on the core rules in the GURPS 4e Basic Set (mainly Characters). It includes basic character creation with advantages, disadvantages, skills and equipment, as well as some rules for playing. It is freely available, as a PDF from the Steve Jackson Games website Warehouse 23. It is a supplement to some GURPS books. Unlike the 3E version of GURPS Lite, this did not include Magery or any spells, but does include the new "Jumper" Advantage.
GURPS Ultra-Lite
Core GURPS rules condensed to a single page. Freely available as a PDF from the Steve Jackson Games website Warehouse 23.
GURPS Update
The official conversion guide from 3rd to 4th edition, released as a free PDF file. It is also included in the purchaseable GM's screen.
Rules supplements
These books detail general rules not used in all possible campaign, such as rules for magic spells, for superpowers and for martial arts, and also state-based treatments of cities, military units and other organizations.
GURPS Boardroom and Curia (PDF) by Matt Rigsby
GURPS City Stats (PDF) by William H. Stoddard
GURPS Gun Fu (PDF) by S. A. Fisher, Sean Punch, and Hans-Christian Vortisch
GURPS Magic
Magic rules from the Basic set are expanded, detailing a large number of spells, and rules for alternative magic systems, magic item creation, alchemy etc.
GURPS Martial Arts by Peter Dell'Orto
Includes new perks, skills, techniques, styles, weapons, and extended combat and injury rules, as well as history on the martial arts, pregenerated NPCs, and ideas for martial-arts campaigns.
GURPS Mass Combat (PDF), by David Pulver
Gives rules for large-scale battles between military units, as well as allowing for the actions of player characters.
GURPS Powers by Sean Punch
Extends the basic character creation rules to better handle high powered characters, and allow highly detailed customization of powers in which each power consists of a range of abilities (ie, advantages) and a talent, with a "source" and a "focus", adding color and helping to tie together the abilities, and an additional "power modifier" that acts like an enhancement (rare) or limitation to the power as a whole.
GURPS Realm Management (PDF) by Christopher R. Rice
GURPS Social Engineering (PDF) by William H. Stoddard
GURPS Social Engineering: Back to School (PDF) by William H. Stoddard
GURPS Social Engineering: Pulling Rank (PDF) by Sean Punch
GURPS Social Engineering: Keeping in Contact (PDF) by Kelly Pedersen
GURPS Tactical Shooting by Hans-Christian Vortisch
GURPS Thaumatology by Phil Masters
Extends further the rules about magic, adding ceremonial, spirit, runic, freeform, material (alchemy, herbalism), and real-world-inspired magic. GURPS Thaumatology: Chinese Elemental Powers (PDF) by William H. Stoddard GURPS Thaumatology: Magical Styles (PDF) by Sean Punch GURPS Magical Styles: Dungeon Magic (PDF) by Sean Punch GURPS Magical Styles: Horror Magic (PDF) by Sean Punch GURPS Thaumatology: Ritual Path Magic (PDF) by Jason "PK" Levine GURPS Thaumatology: Sorcery (PDF) by Jason "PK" Levine GURPS Sorcery: Sound Spells (PDF) GURPS Thaumatology: Urban Magics (PDF) by William H. Stoddard
Power-Ups
These supplements add a small set of new abilities for characters. GURPS Power-Ups 1: Imbuements (PDF) GURPS Power-Ups 2: Perks (PDF) GURPS Power-Ups 3: Talents (PDF) GURPS Power-Ups 4: Enhancements (PDF) GURPS Power-Ups 5: Impulse Buys (PDF) GURPS Power-Ups 6: Quirks (PDF) GURPS Power-Ups 7: Wildcards (PDF) GURPS Power-Ups 8: Limitations (PDF) GURPS Power-Ups 9: Alternate Attributes (PDF)
Creatures
Aliens
GURPS Aliens: Sparrials (PDF)
Creatures of the Night
These handbooks describe monsters and creatures. All volumes are written by Jason "PK" Levine and Scott Paul Maykrantz; volumes 1-4 illustrated by Scott Paul Maykrantz. GURPS Creatures of the Night, Volume 1 (PDF) GURPS Creatures of the Night, Volume 2 (PDF) GURPS Creatures of the Night, Volume 3 (PDF) GURPS Creatures of the Night, Volume 4 (PDF) GURPS Creatures of the Night, Volume 5 (PDF), illustrated by Dan Smith (artist)