XWiki is an open-source, enterprise-level wiki platform written in Java. It’s one of the most popular and most capable open source wikis out there. Some of its useful features include WYSIWYG editing, OpenDocument based document import/export, semantic annotations and tagging, and advanced permissions management. The large and knowledgeable community is always available for help and they keep updating and improving the wiki software. You can check their official playground (demo) to learn more about the features that XWiki offers.
This tutorial is written and tested for a CentOS 7 Cloud Server