(Quick Reference) # 1.1 What's new in Grails 4? Version: 4.0.2 ## Table of Contents ## 1.1 What's new in Grails 4? This section covers all the new features introduced in Grails 4. ## 1.1.1 Updated Dependencies Grails 4 ships with the following dependency upgrades: Groovy 2.5.6 GORM 7 and Hibernate 5.4 (now the default version of Hibernate for new applications) Spring Framework 5.1.5 Spring Boot 2.1.3 Gradle 5.1.1 Spock 1.2 ## 1.1.2 Micronaut Parent Context Micronaut is now the parent application context of Grails thus allowing using many Micronaut features including the Micronaut HTTP Client and Kafka Client. Micronaut has also been used to improve startup and reduce overall memory consumption of Grails applications (along with associated improvements in Spring Boot 2.1). | Quick Reference (hide)