The Krotek

Customizable widget and shortcode to display tag cloud anywhere you want. You can use it as standard tag cloud widget, as shortcode in any post or page, or both ways. Tons of options allow you to fine tune cloud layout to your needs.
STANDARD FEATURES
<ul>
<li>Display list of post, category or link category tags.</li>
<li>Define number of tags to be displayed.</li>
<li>Set custom tag separator.</li>
<li>Select tag taxonomy: posts, categories or link categories.</li>
<li>Choose cloud mode: shortcode only, widget only or both.</li>
</ul>
PREMIUM FEATURES
<ul>
<li>Define smallest and largest tag size.</li>
<li>Select size unit: px, pt, em or percent.</li>
<li>Choose layout: standard flat cloud or unordered list.</li>
<li>Order tags by name or count.</li>
<li>Sort tags ascending, descending or randomize.</li>
<li>Define list of tags to exclude from cloud or include only.</li>
</ul>
You can purchase Premium version <a href="https://thekrotek.com/wordpress-extensions/tag-cloud" rel="nofollow ugc">here</a>.

Custom Tag Cloud

...but it at least is a little better than the one that comes with WordPress.

Free version is not very customizable...

Customizable widget and shortcode to display tag cloud anywhere you want.

Flector

“HTML5 Cumulus” is a modern (HTML5 canvas tag based) version of the classic old “WP-Cumulus” plugin.
The plugin’s widget gives you a nice-looking 3D tag cloud in the sidebar that will work in all modern browsers, including mobile ones.
<a href="https://html5-cumulus.ru" rel="nofollow ugc">DEMO</a>
If you liked my plugin, please rate it.
The plugin uses <a href="http://www.goat1000.com/tagcanvas.php" rel="nofollow ugc">TagCanvas</a> jQuery plugin by Graham Breach.

HTML5 Cumulus

сам себя не похвалишь :)

cool :)

A modern (HTML5) version of the classic “WP-Cumulus” plugin.

Custom Tag Cloud vs HTML5 Cumulus