ding Topic Types</a><br><a href="#ChangingKeywords">Changing Keywords</a> &middot; <a href="#AlteringBehavior">Altering Behavior</a> &middot; <a href="#SyntaxReference">Syntax Reference</a></div><div class=Topic><a name="Topicstxt"></a><div class=TopicTitle>Topics.txt</div><p>Natural Docs has two files called <code>Topics.txt</code>: one in its Config directory, and one in <a href="running.html#CommandLine">your project directory.</a>&nbsp; These control the topic behavior and keywords Natural Docs uses.</p