CyberPanel WHMCS module can help you automate following functions:

• Create new website or user account.
• Terminate website.
• Suspend or un-suspend website.
• Change package.
• Change user password.
• Auto-login for Customer or Admin user.

You can install this module by following WHMCS server module installation steps. Here are they again:-

1. Download the extension here. (Credits: jetchirag)
2. Navigate to the WHMCS public directory.
3. Download WHMCS module at modules/servers.
4. Unzip files of CyberPanel module in cyberpanel folder. You may create this folder manually.

On Github