Suddenly an Ogre is a short gamebook using the Dungeon World system.
Hard-Knock World is a streamlined tabletop roleplaying game where players adventure to learn new skills at the metaphorical ‘school of hard knocks’: advancement is open-ended, using broad fictional descriptions.
Under the Blood-Mountain is a modern gamebook with a unique combat and inventory system. 5E Skill System for Fantasy PbtA Games allows you to easily incorporate skills with your playbooks.
Uncommon World provides the most popular alternatives to Dungeon World moves, while maintaining compatibility with all the third-party material.
Melee in the Mines is a 36-card microgame of tactical combat.