AfterShip - AfterShip is the shipment tracking API for ecommerce businesses and marketplaces.
Sirius - An open-source clone of Siri from UMICH
TrackChecker Mobile - TrackChecker Mobile app features tracking of parcels and online orders, so users don’t have to worry about losing a package by tracking the parcel right on their mobile phone screen.
Dimension Data - A global systems integrator and managed services provider for hybrid IT.
Track24 - Track24 app assists you in tracking the packages of more than 600 international courier and postal services from all around the globe.
emailexpert - The all new emailexpert.com for CRM, Marketing & Privacy professionals. The email industries secret resource since 2008 rethought, reworked and relaunched.