What specifically about forms? Most frameworks support forms in some manner:
- <a href="https://www.cutestrap.com/" rel="nofollow">https://www.cutestrap.com/</a>
- <a href="https://bulma.io/documentation/form/general/" rel="nofollow">https://bulma.io/documentation/form/general/</a>
- <a href="http://getskeleton.com/#forms" rel="nofollow">http://getskeleton.com/#forms</a>