Building a VPS hosting business using integrated with WHMCS is a common and efficient strategy for automating virtual machine (VM) sales and management. Proxmox serves as the powerful open-source virtualization engine, while WHMCS handles the billing and customer-facing service portal. Core Integration Modules

Keep in mind each have pros and cons.

Proxmox VE (Virtual Environment) is an open-source server virtualization management solution. It offers a flexible, robust, and affordable way to manage virtual machines, storage, virtualized networks, and HA Clustering. The software provides a comprehensive solution for creating and managing virtual private servers (VPS).

Instantly deploy KVM or LXC containers once the invoice is paid.

The customer receives an email with their login credentials—all without you lifting a finger. The Dangers of Using "Nulled" Software

: Widely considered the industry standard. It offers full automation for VM provisioning, backups, and power management. Proxmox Official WHMCS Module