JorgeAmVF

autometa’s CATAG is a simple plugin that uses the following shortcodes:
<ul>
<li><code>[cats]</code> = to reproduce post categories;</li>
<li><code>[tags]</code> = to reproduce post tags;</li>
<li><code>[catag]</code> = to generate a post taxonomies cloud. </li>
</ul>
autometa’s CATAG is a standalone component of <a href="https://wordpress.org/plugins/autometa/" rel="ugc">autometa</a> shortcodes pack.

autometa's CATAG

👍

It reproduces categories and tags in posts and it generates a cloud mixing categories and tags of posts simply via: [cats] and [tags] and [catag].

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.

autometa's CATAG vs Custom Tag Cloud