<wbr>
A word-break opportunity inside an otherwise unbreakable token.
Baseline: Widely available · Inline text semantics
When to use it
In long URLs, file paths, and identifiers so they can wrap at sensible points.
When not to
Not a substitute for CSS overflow-wrap on general prose.
Example
https://html-tags.com/
<p><code>https://html-tags.com/<wbr>tags/<wbr>wbr.html</code></p>