What are some alternatives?
When comparing Spring Roo and Broccoli, you can also consider the following products
jHipster - JHipster is a Yeoman generator, used to create a Spring Boot + Angular project.
IntelliJ IDEA - Capable and Ergonomic IDE for JVM
Brunch - Brunch builds, lints, compiles, concatenates and shrinks your HTML5 app in an ultra-simple way. No more Grunt / Gulp mess.
OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.
Gulp.js - Automate and enhance your workflow