InsuranceSuite ???
Guidewire InsuranceSuite is the most advanced insurance platform in the world.
https://developer.guidewire.com/insurancesuite-api/
Guidewire Digital is a portfolio of transaction applications that allow customers to expose InsuranceSuite functionality online. Guidewire Digital is included with InsuranceSuite on Guidewire Cloud, or can be licensed separately for InsuranceSuite self-managed implementations.