DokuWiki is a simple to use and highly versatile Open Source wiki
software that doesn't require a database. It is loved by users for
its clean and readable syntax. The ease of maintenance, backup and
integration makes it an administrator's favorite. Built in access
controls and authentication connectors make DokuWiki especially
useful in the enterprise context and the large number of plugins
contributed by its vibrant community allow for a broad range of use
cases beyond a traditional wiki.

Note:
You must add this line in your httpd.conf to enable dokuwiki:
Include /etc/httpd/extra/httpd-dokuwiki.conf