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Really Simple SSL Pro

This requires the FREE version to be installed first.

Version
9.8.2
Updated
Nov 12, 2026
License
GPL
Type
Plugin
Really Simple SSL Pro

Overview

This requires the FREE version to be installed first.

Really Simple SSL pro contains an extensive scan for mixed content issues, access to premium support, HTTP Strict Transport Security and more!

  • Extensive scan which enables you to detect the source of mixed content that couldn’t be fixed automatically, with fix button
  • Premium email support (details)
  • HttpOnly and secure flags to make the cookies more secure
  • Improve security by enabling HTTP Strict Transport Security for your site
  • Submit your site to the HSTS preload list
  • Warning by email and in your SSL dashboard when your certificate is about to expire
  • Mixed content fixer for the back-end
  • Easy implementable security headers: X-Content-Type-Options, X-XSS-Protection, X-Frame-Options, Expect-CT, Certificate Transparency, No Referrer When Downgrade header, Content Security Policy. Read the security headers article for more info.

What's included

  • The full pluginEvery file from the developer's release, in one zip.
  • Unlimited sitesInstall it on your own and your clients' sites.
  • GPL licensedFree to use, study and modify.
  • No paymentFree to download, no card needed.

How to install

  1. 1Download the zip file from this page.
  2. 2In WordPress, go to Plugins → Add New → Upload Plugin.
  3. 3Choose the zip, click Install Now, then Activate.

Questions

Is this the developer's own release?

Yes. It is the release published by the original developer, redistributed under the GNU General Public License. The GPL allows anyone to share and resell the code.

Do I get a license key or automatic updates?

No. License keys, one-click updates and support come from the developer's own paid plans. To update, download the newer version here when it is listed and install it over the old one.

Can I use it on more than one site?

Yes. The GPL puts no limit on the number of sites, including client sites.

Why is it free?

During our launch every download that is available on GPL Store is free. Nothing is charged and no card is asked for.

FreeReally Simple SSL Pro
Available soon