The CAD / CAM / CAE system of the American company PTC (Parametric Technology Corporation) is a top-level CAD system and covers all areas of design, technological preparation for production and product manufacturing. The wide range of capabilities of the 3D modeling apparatus, the high quality of the result obtained and its resistance to subsequent changes have made the Creo system one of the leaders in CAD / CAM / CAE systems, and the availability of direct access to the Windchill PDMLink product life cycle support system makes Creo a PLM system .

Microsoft Office 2019 (Second perpetual release of Office 16) is a version of Microsoft Office for both Windows and Mac. It is the successor to Office 2016 and was succeeded by Office 2021 on October 5, 2021. It was released to general availability for Windows 10 and for macOS on September 24, 2018. Some features that had previously been restricted to Office 365 subscribers are available in this release. Office 2019 remain same major version 16 as predecessor Office 2016, therefore it is second perpetual release of Office 16. Mainstream support for Office 2019 will end on October 10, 2023; unlike older versions of Office, Office 2019 will only get two years of extended support, which means that support for Office 2019 will end on the same day as support for Office 2016 will, on October 14, 2025.

Office 365 ProPlus, the cloud-connected version of Office, delivers the most productive and most secure Office experience—with the lowest total cost of ownership for deployment and management. However, for customers who aren’t ready for the cloud, Office 2016-2019 provides new features and updates to the on-premises apps for both users and IT professionals. Like Windows Long Term Servicing Channel (LTSC) releases, Office 2016-2019 provides a set of valuable enhancements for customers who can’t be cloud-connected or receive regular updates.