Practical Grails 3
By Eric Helgeson
Learn the fundamental concepts behind building Grails applications with the first book dedicated to Grails 3. Real, up-to-date code examples are provided, so you can easily follow along.
Grails Goodness Notebook
By Hubert A. Klein Ikkink
Experience the Grails framework through code snippets. Discover (hidden) Grails features through code examples and short articles. The articles and code will get you started quickly and provide deeper insight into Grails.
Grails in Action
By Glen Smith and Peter Ledbrook
The second edition of Grails in Action is a comprehensive introduction to Grails 2 focused on helping you become super-productive fast.
By Burt Beckwith
Dig deeper into Grails architecture and discover how this application framework works its magic.
Grails 3 - Step by Step
By Cristian Olaru
Learn how a complete greenfield application can be implemented quickly and efficiently with Grails 3 using profiles and plugins. Use the sample application that accompanies the book as an example.
Falando de Grails
By Henrique Lobo Weissmann
This is the best reference on Grails 2.5 and 3.0 written in Portuguese. It's a great guide to the framework, dealing with details that many users tend to ignore.
The Definitive Guide to Grails 2
By Jeff Scott Brown and Graeme Rocher
As the title states, this is the definitive reference on the Grails framework, authored by core members of the development team.
Grails 2: A Quick-Start Guide
By Dave Klein and Ben Klein
This revised and updated edition shows you how to use Grails by iteratively building a unique, working application.
Groovy in Action, 2nd Edition
By Dierk König, Guillaume Laforge, Paul King, Cédric Champeau, Hamlet D'Arcy, Erik Pragt, and Jon Skeet
This is the undisputed, definitive reference on the Groovy language, authored by core members of the development team.
Groovy 2 Cookbook
By Andrey Adamovitch, Luciano Fiandeso
This book contains more than 90 recipes that use the powerful features of Groovy 2 to develop solutions to everyday programming challenges.
Making Java Groovy
By Ken Kousen
Make Java development easier by adding Groovy. Each chapter focuses on a task Java developers do, like building, testing, or working with databases or restful web services, and shows ways Groovy can make those tasks easier.
Groovy for Domain-Specific Languages
By Fergal Dearle
Learn how Groovy can help Java developers easily build domain-specific languages into their applications.
Programming Groovy 2
By Venkat Subramaniam
This book helps experienced Java developers learn to use Groovy 2, from the basics of the language to its latest advances.