DokuWiki's syntax can be extended by Plugins. How the installed plugins are used is described on their appropriate description pages. The following syntax plugins are available in this particular DokuWiki installation:

• Color Highlight Plugin 2013-10-24 by Joseph Nahmias
  Highlight text with a specific color - Syntax: <hi color>highlighted content</hi>
• Info Plugin 2014-10-01 by Andreas Gohr
  Displays information about various DokuWiki internals
• discussion plugin 2017-08-24 by Michael Hamann, Gerrit Uitslag, Gina Häussge, Christopher Smith, Michael Klier, Esther Brunner, Matthias Schulte
  Provides discussion funtionality for wiki pages