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Integrate WHMCS-WP
Optimize Payment Gateway Charges with Precision The Payment Gateway Fees Module by WHMPress empowers businesses to manage payment gateway charges and transaction fees seamlessly within WHMCS. Whether you want to impose additional fees or offer discounts for specific payment gateways, this module provides unparalleled flexibility to fine-tune your billing strategy.

Mailcow Module for WHMCS Module by WHMPress

Mal Cow Server
Mal Cow Client area Mail box
Mal Cow Client area password change
  • Compatible with WHMCS v9.0.3
14 Days Free Trial
$29OneTime
Buy Now
7 Days Refund Guarantee
  • 6 Months of premium support are included.
  • Free module updates for 6 Months included.
  • Upgrade Easily to the Open Source Version with One Click
  • Exclusive Access to Premium Deals
  • Request a Free Development License
  • Enable or disable module logs

Mailcow Module for WHMCS Module by WHMPress

The Mailcow Server Module is a powerful integration tool that bridges WHMCS with Mailcow, the popular and feature-rich mail server suite. Designed for hosting providers and IT service companies, it streamlines email provisioning, automates account management, and delivers a professional, reliable email hosting experience.

Whether you’re offering standalone email hosting or bundling it with other services, this module helps you manage resources effortlessly, boost sales with flexible add-ons, and provide clients with a smooth, self-service experience.

As a WHMCS Product Module

  • When configured as a WHMCS product module, it enables automatic provisioning, suspension, termination, and management of Mailcow email services.
  • Hosting providers can offer enterprise-grade email hosting with minimal manual intervention, ensuring efficiency and scalability.

Addon for Mail Hosting Expansion

  • The module also excels as a service addon — perfect for selling extra mailbox storage or additional mailboxes.
  • This allows providers to scale resources based on demand, generating new revenue streams while keeping clients’ email infrastructure responsive to their needs.

Flexible Integration with Other Services

  • One of the module’s strengths is its adaptability.
  • You can integrate it with other hosting products — such as shared hosting or VPS plans — as an independent, fully functional mail service.
  • This lets you enhance your existing offerings without complex configurations.

Configurable Options & Dynamic Quota Management

  • The module offers Configurable Options for mailbox count and quota size, allowing you to create tailored packages for different user needs.
  • Default Mailbox Quota – Define the storage per mailbox.
  • Number of Email Accounts – Set the Maximum Number of Mailboxes per Domain.

Usage Metrics & Billing Insights

Built-in Usage Metrics provide real-time visibility into customer resource consumption:

  • Disk Usage – Total storage used (MB & GB).
  • Message Count – Total messages stored across all mailboxes.

These metrics help with accurate billing, capacity planning, and proactive resource management.

Key Features:

  1. Full WHMCS Integration:

    • Automated account creation, suspension, and deletion.

  2. Multi-Tenant Ready:

    • Serve multiple clients securely in a single Mailcow instance.

  3. Flexible Billing Models:

    • Charge per mailbox, per GB, or as bundled packages.

  4. Customizable Plans:

    • Easily set mailbox count, storage quotas, and domains.

  5. Scalable Addon Sales:

    • Sell extra storage or additional mailboxes instantly.

  6. Usage-Based Billing:

    • Monetize based on real-time disk and mailbox metrics.

  7. Reseller-Friendly:

    • Allow resellers to manage their own clients with delegated control.

  8. API-Driven Reliability:

    • Secure communication between WHMCS and Mailcow.

  9. Detailed Admin Controls:

    • Suspend/unsuspend, reset passwords, adjust quotas from WHMCS.

  10. Manage Mailboxes:

    • Both Admin and Client can Create/Delete/Change Passwords of the Mailboxes for their Domain directly from WHMCS.

Benefits at a Glance:

  • Automates email account lifecycle management.
  • Supports Email Account (Mailboxes) Management directly from WHMCS.
  • Upsells additional resources through addons.
  • Integrates seamlessly with other hosting products.
  • Provides precise usage tracking for fair billing.
  • Supports growth with scalable, configurable packages.

General Compatibility

  • WHMCS Versions: Fully compatible with versions 9.0.3 to 8.7

  • PHP Versions: Supports PHP 8.4, 8.3, 8.2, and 8.1

  • Themes Supported: Works with WHMCS themes such as Six, Twenty-One, and Lagom WHMCS Client Theme

  • System Requirement: Requires ionCube Loader v13 or later

Module Price

One-Time Price: 29$.

OPEN-SOURCE VERSION: 75$ One Time Price.

Changelog

Version 1.0.0
Launch
  • Initial Release: Seamlessly Connect MailCow Server with WHMCS.

Automated Email Hosting Provisioning on Order

Scenario: A client orders an email hosting plan from your WHMCS store. Module automatically provisions Mailcow account with configured mailbox count and quota (e.g., 5 mailboxes, 10GB each). Client receives login credentials instantly.

Value: Zero manual setup. Client starts using email minutes after ordering.

Client Self-Service Mailbox Management

Scenario: A client needs to add a new employee email account. Logs into WHMCS client area → manages mailboxes directly creates new mailbox, sets password, or deletes old one. Changes sync instantly with Mailcow.

Value: Complete client control. No support tickets for “please create a new email account”.

Usage-Based Billing & Resource Upselling

Scenario: A client approaches their storage limit. Admin views real-time Disk Usage and Message Count metrics in WHMCS. Client buys extra storage as addon → module increases quota instantly. Also can sell additional mailboxes on demand.

Value: Monetize usage fairly. New revenue streams from existing clients.

Flexible Integration with Hosting Plans

Scenario: A hosting business offers VPS + email bundle. VPS product includes Mailcow module as optional addon. Client buys VPS, adds email service during checkout. Module provisions email separately while linked to same client account.

Value: Sell email alongside any product. Complete flexibility without complex configurations.

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