RenderListPlugin(2.28, 2.28): Render bullet lists in a variety of formats
SmiliesPlugin(17 Sep 2015, 2.03): Render smilies like as icons
SubscribePlugin(08 Dec 2017, 3.6): This is a companion plugin to the MailerContrib. It allows you to trivially add a "Subscribe me" link to topics to get subscribed to changes.
SyntaxHighlightingPlugin(1.21, $Rev: 9720 (2010-10-25) $): Highlights code fragments for many languages using enscript.
TablePlugin(22 Jan 2018, 1.160): Control attributes of tables and sorting of table columns
TagMePlugin(10 Jan 2017, 2.2): Tag wiki content collectively to find content by keywords