SmartBill Invoicing WHMCS Addon

Connect your WHMCS billing system with SmartBill for seamless invoicing. Automatically generate invoices in SmartBill when a WHMCS invoice is marked as paid.

Built by Angvlar SRL.

Key Features

Automatic invoice creation in SmartBill upon WHMCS payment
Quick setup with your SmartBill email and token
Runs silently after initial configuration
No core WHMCS file modifications
English language ready

Disclaimer

This module is provided as-is. Compatibility with future WHMCS or SmartBill changes is not guaranteed. You are responsible for testing before production use.

Angvlar SRL is not affiliated with SmartBill. You must have a valid SmartBill account to use this module.

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Version Compatibility

Compatible with WHMCS v8.13

Full Version Compatibility

All versions of WHMCS v8.13
All versions of WHMCS v8.12
All versions of WHMCS v8.11
Selected versions of WHMCS v8.10
8.10.0

Support for this product

The best place to start if you need help with a specific product is to contact the developer. All WHMCS Marketplace developers have both a website and support URL listed.

Visit Website Contact Support

Developed By Angvlar SRL

Changelog

v1.0 Released August 13th, 2025

Latest Version

This addon integrates WHMCS with SmartBill, allowing you to:

Sync WHMCS invoices to SmartBill automatically when paid
Automatically send the "Invoice Generated" e-mail from SmartBill (optional)
Map WHMCS payment methods (e.g., banktransfer, ipay, stripe, paypal, cash) to SmartBill-supported formats (Ordin de plată, Card)
Multiple currencies allowed
Debug and log system for better support
Fully open-source and extendable for custom payment gateways

Installation:

Upload the modules folder to the root of your WHMCS installation.
Activate the addon under WHMCS Admin → Setup → Addon Modules.
Enter your SmartBill API credentials and configure default options.

EXTRA STEPS:

Tax Support and Customer Tax IDs/VAT Numbers must be enabled in WHMCS!
In SmartBill, make sure you set up the Email Server configuration to enable invoice sending.
Also make sure the option "Am preturi cu moneda de referinta in valuta (de ex: am preturi in Euro, dar facturez in lei)" is selected in SmartBill.

✅ Requirements:

WHMCS 8.x or newer
PHP 7.4 or newer
Valid SmartBill account with API access enabled

Built and maintained by Angvlar SRL.

SmartBill x WHMCS