Version 3.1 of the grails Open Source web application framework that uses the Spring, Hibernate, Groovy programming language, which is in turn based on the Java virtual machine (JVM) and Java. Use it in addition to the grails and grails-3 tags in specific question to grails 3.1.
From the Grails documentation:
What's new in Grails 3.1?
Grails 3.1 is at the milestone stage, but already includes the following new features.
Spring Boot 1.3 and Spring 4.2
Grails 3.1 has been upgraded to Spring Boot 1.3 and Spring 4.2.
Improvements to Grails 3 Profiles
Profile Publishing and Repositories
The following improvements are available in Grails profiles:
- Profiles are now published as regular JAR files to any Maven compatible repository (Artifactory, Nexus etc.).
- Additional profiles can be created easiy with the new create-profile command.
- Profiles can now contribute to the generation of the build
- Profiles can now have one or many features
For more information see the new section on Profiles in the user guide.