LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
AfterShip - AfterShip is the shipment tracking API for ecommerce businesses and marketplaces.
FreeCAD - An open-source parametric 3D modeler
Digital Waybill - Digital Waybill is an online delivery ordering courier software solution that provides features & functions to help manage online ordering, GPS tracking and more.
QCAD - QCAD is an application for computer aided drafting in 2D.
OnTime 360 - Cloud-based courier software with online order entry, route optimization, and dynamic tracking. The complete delivery software solution.