Documentation Home

Welcome to the WHMCSwiki. This is your one stop resource for help, guides, tips and addons for your WHMCS system. Before submitting a ticket, be sure to check here for the answer to your question. And if you find something that isn't covered, feel free to add it in!

Getting Started System Requirements Installing WHMCS Importing Data Licensing Using WHMCS & Howto's Client Management Order Management Products Management Domains Management Transactions Invoicing Messages/Emails Support Center System Utilities Configuration Products and Services Servers Tax/VAT Administrators and Permissions Promotions Security/Ban Control API About Example Usage Functions

Customising WHMCS Linking to WHMCS Client Area Template Files Template Syntax Order Form Templates PDF Invoice Creating Pages Language Files Creating Modules Action Hooks Modules Payment Gateways Server Modules Domain Registrars Fraud Protection Admin Modules Reports Other Contributions Contribution page guidelines All contributions Admin-side contributions User-side contributions Theme contributions Official contributions (created by WHMCS developers)