Useful Groovy resources

Documentation

• Groovy Language Documentation
• Groovy JDK API Documentation
• Apache's Groovy Documentation, including the great Learn Groovy section

Tools

• SDKman
• Groovy Eclipse
• IntelliJ Idea

Technologies

• Gradle, One Build Tool to Rule Them All
• Spock, The Next Generation of JVM language testing
• Ratpack, mini microservices with martinis
• Grails, "You must choose, but choose wisely."

Collaboration

• the Groovy Community entry of the Groovy Language Documentation