Arcath

Supplies filters
Orignal use case was WordPress themes that used images from facebook which in schools was blocked. By proxying the image through wp-camo images from Facebook will now load in school.

WP-Camo

Passes images through the WordPress site to prevent mixed content errors and bypass local filtering.

John Levandowski

Purges the nginx proxy cache when you publish or update a post or page. The cache will be purged for the:
<ul>
<li>Page or post you published or updated</li>
<li>Front page of your site</li>
<li>Posts page of your site (if enabled)</li>
<li>Feed of your site</li>
<li>Comments feed of your site</li>
</ul>

Nginx Proxy Cache Purge

Purges the nginx proxy cache when you publish or update a post or page.

WP-Camo vs Nginx Proxy Cache Purge