There are 2 repositories under client-management-system topic.
The Ultimate Client Management System. It's an all-in-one solution for managing projects, task, invoices and many more...
Client Management or Client Address Book which allows you to Add, Delete, Edit, Remove Clients in Client Address Book.
The server-side API and CMS for word reordering problems, works with ActivityReceiver.iOS.
Business documentation and client management system
Gestor sencillo de clientes basado en Array y uso de expresiones lambda