Ese Amadasun

Smart Initial Caps Titles intelligently formats WordPress post titles by converting them to Initial Caps while preserving important acronyms and numeric terms commonly used in news, tech, and official content.
Unlike CSS-only solutions, this plugin safely processes titles at runtime without modifying database content or harming SEO.
Perfect for: 
* News websites 
* Blogs with ALL CAPS headlines 
* Government, politics, and tech content
<h3>Features</h3>
<ul>
<li>Automatically preserves ALL CAPS words (FG, INEC, USA)</li>
<li>Preserves numeric acronyms (5G, 2FA, 50BN, 2027PVC)</li>
<li>Converts remaining words to Initial Caps</li>
<li>Optional category-based rules (e.g. apply only to Politics)</li>
<li>Choose where it applies:
<ul>
<li>Homepage / Blog page</li>
<li>Single posts</li>
<li>Archives</li>
</ul>
</li>
<li>Performance optimized:
<ul>
<li>Skips short titles</li>
<li>Uses WordPress object cache</li>
</ul>
</li>
<li>SEO-safe (no database changes)</li>
</ul>

Smart Initial Caps Titles

Automatically converts post titles to Initial Caps while preserving ALL CAPS and numeric acronyms like FG, INEC, 5G, 2FA, and 50BN.

Easy Guide To WP

WP Capitalized Titles by http://www.easyguidetowp.com/
This is plugin will convert all your post and page titles into capitalized word format, Buzzfeed style.

WP Capitalized Titles

WP Capitalized Titles by http://www.easyguidetowp.com/

Smart Initial Caps Titles vs WP Capitalized Titles