+This plugin provides the `last_comment` [[ikiwiki/pagespec/sorting]] order which uses the modification time of their last comment to sort pages. It also updates the mtime of the page to this value.
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+For example, it could be useful to make active threads of discussion appear on top of the list of threads in a forum.
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+You'll find it in this repository, in the 'sortbylastcomment' branch: