Quosal is a Quoting tool used widely amongst the ConnectWise partnerbase.

Quosal provides end-to-end quoting for configuration and resale items (products). With direct integration into ConnectWise and other ERP systems such as NetSuite and Sales Force, Quosal is a comprehensive quoting tool for businesses that are looking to automate and streamline their quoting processes, to acchieve the next level of Configure - Price - Quote (CPQ)

Refer: www.quosal.com