joerns

<ul>
<li>Adds <code>Content-Security-Policy: upgrade-insecure-requests</code> header if on HTTPS</li>
<li>Redirects to HTTPS if not on HTTPS and the browser sends <code>HTTP_UPGRADE_INSECURE_REQUESTS</code> header.</li>
</ul>
This is a simple, no-config plugin with focus on short, high quality code.

HTTPS Tool

Adds Content-Security-Policy: upgrade-insecure-requests header if on HTTPS. Redirects to HTTPS if not on HTTPS and the browser sends HTTP_UPGRADE_INSE …

WESLINK

CloudFlare Flexible SSL needs some tiny Modification to get not into a redirect loop. This Plugins makes your WordPress Site ready to use Cloudflare SSL and prevents the common SSL infinite loop Problem.
<a href="https://weslink.de/blog/" rel="nofollow ugc">WordPress and SSL </a>.

Cloudflare SSL by Weslink

we us it for our clients and like it :-)

Plugin to enable CloudFlare Flexible SSL for Wordpress and to prevent the Redirect Loop

HTTPS Tool vs Cloudflare SSL by Weslink