WHMCS
What is WHMCS?
WHMCS stands for Web Host Manager Complete Solution. It is a comprehensive, all-in-one client management, billing, and support platform designed primarily for web hosting providers. WHMCS automates the processes of account provisioning, invoicing, domain management, customer support, and more.
It integrates with a wide variety of control panels (like cPanel, Plesk, and CWP), domain registrars, and payment gateways, allowing hosting businesses to run smoothly and efficiently.
Key Features of WHMCS
| Category | Features |
|---|---|
| Client Management | Centralized client portal, account creation, status tracking, communication logs |
| Billing & Invoicing | Recurring billing, automatic invoice generation, late fees, pro-rata billing |
| Automation | Hosting account creation, suspension, termination, domain registration/renewals |
| Domain Management | Domain search, registration, transfers, WHOIS protection, TLD pricing management |
| Support Tools | Built-in ticketing system, knowledgebase, email piping, canned responses |
| Customizable Client Portal | Themes, templates, branding, multi-language support |
| Security | Two-factor authentication (2FA), IP restriction, email verification, audit logs |
| Reporting & Analytics | Financial reports, activity logs, income forecasts, client statistics |
| Addon Modules | Marketplace of paid and free modules for extended functionality (e.g., SMS, advanced automation, tax tools) |
| Developer Friendly | API, hooks, templates, modules for developers to customize and extend WHMCS |
Integrations
- Control Panels: cPanel/WHM, Plesk, CWP, DirectAdmin
- Domain Registrars: GoDaddy, Namecheap, ResellerClub, Enom
- Payment Gateways: PayPal, Stripe, Authorize.Net, 2Checkout, Razorpay, etc.
- Other Tools: Cloudflare, Softaculous, Virtualizor, and more
System Requirements
- PHP: 7.4 – 8.2 (depending on version)
- Database: MySQL 5.7+ or MariaDB
- Web Server: Apache, Nginx, or LiteSpeed
- IonCube Loader: Required for running encrypted files
- SSL Certificate: Required for secure admin and client login
WHMCS Version History Table
| Version | Release Date | Key Features / Changes |
| 8.10 (latest) | August 2025 | - Improved UI/UX
- PHP 8.2+ support - New webhooks - Admin dashboard enhancements |
| 8.9 | May 2025 | - OAuth improvements
- Enhanced 2FA setup - More domain registrar integrations |
| 8.8 | February 2025 | - PHP 8.1 default support
- Updated Stripe & PayPal integrations - Marketplace module updates |
| 8.7 | October 2024 | - New ticket system UI
- Better email delivery diagnostics - Core performance improvements |
| 8.6 | June 2024 | - System health status page
- Updated licensing system - API enhancements |
| 8.5 | February 2024 | - UI refinements
- Payment gateway compatibility updates - Mobile optimization |
| 8.4 | October 2023 | - PHP 8.1 support added
- Auto-scaling pricing models - Enhanced client security logs |
| 8.3 | June 2023 | - Domain pricing automation
- Admin area design refresh - Stripe Checkout support |
| 8.2 | February 2023 | - Bulk client management tools
- GDPR tools improved - Better cron job scheduling |
| 8.1 | October 2022 | - Performance upgrades
- Improved template system - Email templates reworked |
| 8.0 | August 2020 | - Major UI overhaul (client & admin areas)
- Bootstrap 4 support - OAuth2 & social login - Enhanced security |