The Unofficial Reference

GURPS

Generic Universal Roleplaying System
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A chapter-by-chapter guide to the GURPS Basic Set — rewritten for clarity, with worked examples and the math explained.

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Browse by book and chapter

Book One

Characters

Introduction
Introduction
What GURPS is, how to use this book, and the core philosophy behind the system.
Available →
Chapter 1
Creating a Character
Building a character from the ground up — concept, point budget, attributes, and the full character sheet.
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Chapter 2
Advantages
Innate abilities and positive traits that set your character apart, each with a point cost.
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Chapter 3
Disadvantages
Flaws, limitations, and negative traits that define character and return points to spend elsewhere.
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Chapter 4
Skills
How skills work, what they cost, defaults, tech levels, specialties, and a full probability breakdown.
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Chapter 5
Magic
The GURPS magic system — spells as skills, mana, casting rolls, and the structure of magical colleges.
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Chapter 6
Psionics
Mental powers, psychic abilities, psi skills, and how they interact with the core rules.
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Chapter 7
Templates
Pre-built character packages — racial templates, professional lenses, and how to apply them.
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Chapter 8
Equipment
Weapons, armor, gear, and everything your character carries — stats, costs, and how it all works.
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Chapter 9
Character Development
Spending earned points, improving attributes and skills, and evolving your character over a campaign.
Coming Soon →