This may not be under a free, libre or open license.

Pathfinder

A role-playing game based on Dungeons & Dragons 3.5.

https://store.paizo.com/pathfinder/pathfinder-first-edition/

A fantasy, dungeoneering role-playing game.

The Pathfinder Roleplaying Game Reference Document

SRD of the Pathfinder Beginner’s Box

PFRD DOC format

Work

Licensing Open Game License

Connections

Paizo Publishing
d20 System
PFSRD
a source of material for The Modern Path

Genre Dungeon, Fantasy

Grouping Tabletop Roleplaying, Clone