Additional Checkstyle checks, that could be added as extension to EclipseCS plugin and maven-checkstyle-plugin, Sonar checkstyle plugin, extension for CheckStyle IDEA plugin.
Updated May 25, 2015
Here you can find example how to use sevntu-checkstyle-maven-plugin plugin in Maven and Ant projects
Updated Oct 10, 2014
Maven plugin to create HTML report to show dependecies in DSM view.
Updated Oct 1, 2014
Vaadin webapp for displaying Checkstyle Synthax tree (AST) visually in browser
Updated Sep 12, 2014
Eclipse plugin for displaying Checkstyle Synthax tree (AST) visually
Updated Mar 30, 2014
attempt to extend default log4j appenders
Updated Feb 18, 2012