Caldera Linux, also referred to as Caldera OpenLinux, ended up being a Linux variation released by Caldera techniques (now-known whilst the SCO Group) in 1997. Caldera OpenLinux was built to cater primarily into requirements of organizations, targeting enterprise-level output computer software. There have been a few releases of Caldera, all of these had been distinct one way or another. "OpenLinux Lite" was no-cost and designed for you to download. "OpenLinux Base" and "OpenLinux Standard" were commercial variations providing extended features and tech support team. These functions included replacements for Microsoft Exchange host and Microsoft Outlook.