FirstClass is a client–server groupware, email, online conferencing, voice and fax services, and bulletin-board system for Windows, macOS, and Linux. FirstClass's primary markets are the higher-education and K-12 education sectors, including four of the top ten largest school districts in the United States (Las Vegas, NV's Clark County School District, Florida's Broward County Public Schools, Hillsborough County Public Schools, and Chicago Public Schools). The product is part of OpenText's Portfolio Group and runs on both client and server platforms. According to the company, the product is used by over 3,000 organizations and has 9 million users worldwide. It is available on Android devices (versions 7.0 and higher), iOS devices (iOS 9 and higher), Microsoft Windows (Windows 8 and 10, as well as Windows Server 2012, 2016 and 2019) and macOS (10.13 High Sierra, 10.14 Mojave and 10.15 Catalina) More information...
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