The active Grails project repositories have been moved to the Apache GitHub organization. You can find them here
Inactive Grails repositories have been archived and will remain under https://github.com/grails.
Grails is currently incubating at Apache Software Foundation under the mentorship of the Apache Groovy project. More details: https://groovy.apache.org/wiki/grails-proposal.html
Additional Grails Plugins can be found under https://github.com/grails-plugins and https://github.com/gpc