XWiki is a flexible and versatile Open Source collaborative platform that enhances communication and collaboration on both team and organizational levels. It allows any user to access critical information in a fast and efficient way while reducing organizational silos. XWiki is advanced and secure, with a set of features that keep personal files secure and prevent database injection attacks. It is available on both Cloud and on-premise versions and supports full customization. With over 600 extensions, applications, macros, skins, and plugins available, XWiki is one of the most flexible and versatile collaborative platforms out there.