Doesn&#x27;t support tabs, can go DIAF. :-p Or jump in a lake, you downvoting sourpuss sissypants you!<p>Recently went to check, after a &gt;1 decade break. The man page is 5000 words, tons and tons and tons of options. No tabs though.<p>Edit: apparently this feature got added last May! Just waiting on my distro now. Sweet! <a href="https:&#x2F;&#x2F;github.com&#x2F;htacg&#x2F;tidy-html5&#x2F;issues&#x2F;108" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;htacg&#x2F;tidy-html5&#x2F;issues&#x2F;108</a>