Seamless Zammad integration for WHMCS — deliver a modern, consistent ticket experience directly inside the WHMCS Client Area. Optionally replace the default WHMCS ticket pages and work entirely via the Zammad API: groups, priorities, attachments, service/domain linking, and knowledgebase suggestions included.

Highlights

• Direct Zammad API integration Create, view, and reply to tickets from the WHMCS Client Area.

• Clean UI, two theme families Templates for Six/Twenty-One and Lagom 2. Lagom templates are neatly separated under:

  /templates/lagom2/modules/addons/zammad/clientarea/
  

• Optional replacement of WHMCS tickets Smart redirects from supporttickets and submitticket to Zammad views.

• Helpful ticket list Status filters (new/open/reminder/closure/closed), search, sortable table.

• Fast ticket creation Summernote editor, multi-file uploads, service/domain association, priority and group selection.

• Knowledgebase autosuggest Live WHMCS KB suggestions while typing the subject.

• Contextual sidebar Compact ticket info (number, group, status, priority, updated-at) plus action links.

• Secure & robust CSRF protection, strict server-side validation, PHP 8.2/8.3 compatibility.

Requirements

• WHMCS 8.6+ (Six/Twenty-One or Lagom 2)
• Zammad (self-hosted or cloud) with a valid API Token
• PHP 8.2 or 8.3
• Outgoing HTTPS connectivity from WHMCS to Zammad

Installation

1. Upload the addon to:

   modules/addons/zammad/
   

2. In WHMCS, go to Setup → Addon Modules and activate Zammad Tickets.

3. Configure License Key, Zammad URL, and API Token.

4. (Optional) Set Group IDs (comma-separated), allowed file types, and date format.

5. Clear caches and verify templates.

6. (Optional) Enable redirects to replace the default WHMCS ticket pages.