Marquee Tag
text effects 1996 partlyThe original scrolling banner. One tag, no script.
In 2026: Still renders in every browser, and formally obsolete: the HTML standard bans authors from writing it and tells browsers to keep rendering it. Use CSS animation if you want it to survive.
Where it came from: Microsoft Internet Explorer 2 HTML extensions, 1996. MDN ↗
<marquee>*** WELCOME TO MY HOMEPAGE *** SIGN MY GUESTBOOK ***</marquee>