ZPanel ZPanel is a free and complete web hosting control panel for Microsoft Windows and POSIX (Linux, UNIX and MacOSX) based servers. ZPanel is written in PHP and uses... I have been using zPanel (old ver) / Sentora (new) for a few years. Excellent product to manage some 50 domains. Guest • Mar 2017 • 0 agrees and 1 disagrees Disagree Agree Free Open Source Mac Windows Linux Self-Hosted Windows-like Add a feature 20 Like Discontinued The project seems to be no longer maintained. Last version, 10.1.1, released on 3rd March 2014, can be still downloaded from the official website and the source code is available on Github. ZPanel's source code has been ported to https://alternativeto.net/software/sentora/ Warning Known security holes unpatched.