In an effort to make the collaborative editing experience even better, Collabora Online 2.1 is here to improve both the interoperability and scalability by rebasing the code on the recently released Collabora Office 5.3 office suite designed for enterprises and based on the LibreOffice 5.3 open-source office suite. Prominent new features of Collabora Online 2.1 include better anti-aliased rendering and performance, better ifile-filters and feature-set, reduced memory consumption and CPU usage to increase responsiveness, better queueing, buffering, and traffic management, as well as bandwidth reduction and updated localizations.