Grails Guides
Step-by-step tutorials to help you master Grails development
Creating Your First Grails Application
30 minBeginner
New
Learn how to create, run, and test your first Grails application from scratch.
Grails 6
Groovy
GORM
Building a REST API
45 minBeginner
Popular
Create a RESTful API with Grails using domain classes and URL mappings.
REST
JSON
Controllers
Grails with React
60 minIntermediate
Featured
Build a modern web application using Grails as the backend and React as the frontend.
React
JavaScript
SPA
Testing Your Application
40 minBeginner
Learn how to write unit tests, integration tests, and functional tests for your Grails application.
Spock
Testing
TDD
Structured Learning Path
Follow our recommended learning path to become a Grails expert, from beginner to advanced topics.