Advanced asset aggregation, lots of additional tools. Module page https://www.drupal.org/project/advagg Stability Secure Tags #Libraries Articles CSS Aggregation #Libraries [Project update] Mantra Theme Override/Extend Libraries [Issue] Implement core management of 3rd-party FE libraries [Resource] Libraries can now be overridden and extended by themes [Resource] fxpio/foxy [Resource] Asset Packagist