This is an accessible step-by-step tutorial that introduces readers to the world of OFBiz through practical examples and clear explanations. It will guide you through the framework, teach you to tweak OFBiz and master widgets, entities, and permissions, and give you the knowledge to customize your own bespoke applications. This book is for developers who want to build easily deployed and supported OFBiz applications. No previous knowledge of OFBiz is assumed, but readers should be comfortable in a Java development environment.