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+--- Thread: WHMCS V9.1 Compatibility - Modules List (/showthread.php?tid=648)
WHMCS V9.1 Compatibility - Modules List - whmcsservices - 10-07-2026
WHMCS 9.1 has just been released! Our WHMCS Development Team is now working to confirm full compatibility of our modules with the latest WHMCS version. This thread will be updated daily. Here, we will list the modules that have successfully passed our quality and testing procedures.
You will see a list of modules compatible with WHMCS 9.1 beta. Go to my site, and you will see the module's product page labeled V9.1.
Here is the list of modules that work with WHMCS 9.1:
01) 2FA Security
If you find any bugs or problems, please open a ticket so we can investigate. I have tested the compatibility of these modules with WHMCS 9.0.4 and PHP 8.2/8.3 on my Dev Machine.
Update: 10/8/2026