PackageX Receive - PackageX Receive digitizes package-receiving operations and delivers world-class package management solutions.
Jasmin SMS Gateway - Jasmin is a very complete open source SMS Gateway with many enterprise-class features such as:
DelivApp - Software for managing online ordering, delivery and loyalty for multi-unit restaurants
Kannel - Open Source WAP and SMS Gateway
AfterShip - AfterShip is the shipment tracking API for ecommerce businesses and marketplaces.
Bulk SMS Services - Sending Bulk SMS to the customers will engage the customers with your business and new offers.