The OneSignal Addon for WHMCS allows your WHMCS installation to send browser notifications directly to your clients who support this feature! Notify your clients instantly with browser notifications! Browser notifications are supported by Chrome (and Chromium-based browsers), Firefox and Safari! Engage your and notify them quickly and efficiently of changes to their account and more!

With our Addon module, your clients will be able to receive instant browser notifications for the following hook types…

  • New invoices
  • Invoice paid
  • Invoice refunded
  • Invoice payment reminders (including overdue notices)
  • New support ticket received
  • Support ticket replies (both by staff and client)
  • Client account login (including the IP address)
  • Client account details changed

OneSignal is a 100% free platform for sending an unlimited number of notifications to an unlimited number of clients and browsers!


  • NEW! WHMCS 7.x Support!
  • Send browser notifications directly to your client’s subscribed browsers
  • Client’s who subscribe receive instant notifications from your WHMCS system
  • Expand your customer support by offering a modern notification method
  • Clients are not required to have any additional software*
  • OneSignal supports unlimited browsers and notifications¬†100% FREE!
  • Lifetime valid license
  • Discounted annual support and maintenance fee.

*When using a modern browser with notifications support


Below are screenshots for the OneSignal Addon for WHMCS. This will give you an idea of how the module works and what is displayed to the end-user.

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For more information about the requirements of our module, please visit our KB article at the following URL

As of October 2016, the OneSignal Addon Module fully supports WHMCS 7 and PHP 7. WHMCS 6.x downloads and support are no longer provided.

Pricing & Purchasing

ASPnix offers 2 versions of the OneSignal Addon for WHMCS to fit your needs. Those that prefer no license checks or calls home can purchase the Open Source License.

  • No limitations / fully functional
  • Installation support available
  • Includes 1 year of support and upgrades
  • Discounted annual upgrade protection
  • Free development license

The annual license is a one-time purchase with a discounted annual support & upgrades fee.

Annual License – $30 Initial Fee

Upgrade Protection – $15 Annually

  • Module is fully decoded
  • Access to source code
  • No license callbacks
  • Modify the module to fit your needs
  • One-time payment

The open source license allows access and modification of the source code. Click for more information.

Open Source License – $100

Upgrade Protection – N/A