WHMCS - WHMCS is an all-in-one client management, billing & support system for online businesses.
Hyper - Extensible, cross-platform terminal built on open web standards.
HostBill - HostBill is a powerful and flexible, all-in-one automation, billing, client management and support platform for online businesses.
Penteract CMD GUI Creator - Create GUIs for command line commands. Then drag files in to get their paths.
Blesta - Blesta is professional client management, billing, and support software.
DocParser - Extract data from PDF files & automate your workflow with our reliable document parsing software. Convert PDF files to Excel, JSON or update apps with webhooks.