http://www.leaseweb.com/en server management addon
Sell LiteSpeed more easily by connecting WHMCS to LiteSpeed's licensing server. Reflect customers’ actions automatically in your LiteSpeed account. Easily organize and control your LiteSpeed licenses from WHMCS.
An easy to use and completely automated Website and Database Backup service with Blacklist monitoring and Website Availability Monitoring
A cloud services aggregator that works across public and private clouds
An easy to use and completely automated VPS, Dedicated and Cloud Server Backup service
WHMCS Teamspeak 3 Server provisioning Module
The OpenSRS SSL module allows you to manage SSL certificates within WHMCS.
This module allows liveconfig partners to sell licenses directly via WHMCS.
Provide web hosting accounts automatically and allow their management in your client area.
Automate the provisioning of complete products with server resources to your resellers.
Supply clients with cloud servers and enable their management without leaving your website.
Provision SolidCP accounts and allow your clients to manage them in the client area.
Sell and Manage Trustico® SSL products from your WHMCS
Automate provisioning and introduce remote management of bare metal servers.
Integration with BlissRADIUS Embedded server
This provisioning module allows you to create and maintain Plesk's Panel Multi Server accounts.
The Uptime Robot module for WHMCS will give you the ability to sell monitors to your clients
Provision customizable virtual servers and permit their remote handling in your client area.
Sell And Automate Provisioning of VPN, VoIP & Proxy Services Based on FreeRADIUS
Integrate WHMCS with Proxmox Virtualization System to sell Cloud Resources to users to create and manage their own VPS from ClientArea.