https://twitter.com/grailsframework/status/1107706319484715009 📢 Grails 3.1.x will enter Maintenance Mode July 1, 2019. We encourage Grails users to upgrade to 3.3.x to take advantage of the latest Grails 3 innovations and start testing your apps with Grails 4 which is already released as Milestone https://t.co/zUZtt542tI #grailsfw Twitter