Developers
From simply changing the look and feel to integrating new service providers, with WHMCS you have the tools and flexibility needed to make WHMCS your own.
Built for developers
WHMCS is a powerful, flexible and highly extensible platform upon which to build your business
Modular Architecture
An open and easy to use modular system allows you to integrate custom and 3rd party systems alike (we provide code samples too)
Hooks & API
With a powerful hook and API system, you can tie into events within WHMCS and perform actions from remote systems
Apps
Discover apps, integrations, themes and more available to buy or download in the WHMCS Marketplace
Powerful API
Build integrations with other tools and your own backend systems using the powerful WHMCS API that your developers will fall in love with.
Our JSON and XML API's can be leveraged in both local hooks and modules as well as remotely to execute actions within WHMCS from custom and 3rd party code.
Developer Community
Have an idea, question or looking for an integration? Join the active community of WHMCS experts and developers to get answers and inspiration.
Templates & Themes
All client facing pages (and many admin ones too) are fully templatised and accessible to edit and customise
Hooks
A powerful hooks system allows you to tie into events within WHMCS and modify elements such as navigation menus
Github
Code samples and templates are all made available on our public Github page for ease of access and updating
Laravel/Eloquent ORM
We leverage several Laravel packages to make it easier for developers to work with our platform including Eloquent ORM
Bootstrap/jQuery
We utilise the latest Bootstrap and jQuery libraries for ease of use and maximum compatibility
Class Documentation
Internal class documentation is made available for many core classes as well as all Database ORM Models
Responsive
Responsive behaviour built-in means WHMCS looks and works great across mobile, desktop and tablet
Custom Pages
We make available documentation and guides for extending the WHMCS client area with custom pages
Widgets
The admin dashboard contains widgets, you can minimise/maximise, re-arrange and even create your own
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