CodeIgniter - A Fully Baked PHP Framework
ClaimCenter - Guidewire ClaimCenter™ is a claims management system that supports all lines of personal, commercial, and workers' compensation insurance.
Laravel - A PHP Framework For Web Artisans
Snapsheet - Snapsheet develops the best-in-class insurance claims technology including virtual appraisals, claims management, insurance payments and fleet management.
Agile Toolkit - Agile Toolkit is a PHP framework for developing Web User Interfaces.
ClaimXperience - Insurance Claims Management