We were sittin' up there on your momma's roof. Talkin' 'bout everything under the moon. With the smell of honeysuckle and your perfume. All I could think about was my next move. Oh, but you were so shy, so was I. Maybe that's why it was so hard to believe. When you smiled and said to me.
An open-source product called VMware View Open Client can connect from a Linux or Mac OS X desktop to remote Windows desktops managed by VMware View. The client uses rdesktop under-the-hood to connect to the host.
For a list of free management software take a look at this blogpost: VMware Tools. The vSphere Client that you can download from the ESXi host is the same as the one from the VMware website. The vSphere Client is a grapical user interface. The vSphere Remote Command Line is a command line based tool simular to the console in an ESX server.