SonarQubeTM software (previously known as 'Sonar') is an open source project hosted at Codehaus . All in oneSonarQube is an open platform to manage code quality. As such, it covers the 7 axes of code quality:Extend with pluginsCovering new languages, adding rules engines, computing advanced metrics can be done through a powerful extension mechanism. More than 50 plugins are already available.Languages coveredMore than 20 programming languages are covered through plugins including Java, C#, C/C++, PL/SQL, Cobol, ABAPIn 3 clicksSonarQube has got a very efficient way of navigating, a balance between high-level view, dashboard, TimeMachine and defect hunting tools. This enables to quickly uncover projects and / or components that are in Technical Debt to establish action plans.Quality is centralSonarQube is a web-based application. Rules, alerts, thresholds, exclusions, settings can be configured online. By leveraging its database, SonarQube not only allows to combine metrics altogether but also to mix them with historical measures more... See more text