Complex sentence: Desura is a proprietary digital distribution platform developed by DesuraNET for Microsoft Windows and Linux platforms, visiting the site on Mac OS X reveals a message that they are working on Mac support with an option to be notified by email when available.
Split into simpler sentences: Desura is a proprietary digital distribution platform developed by DesuraNET for Microsoft Windows and Linux platforms. Visiting the site on Mac OS X reveals a message that they are working on Mac support with an option to be notified by email when available.