PHP 5.3 or higher is required for MoxieManager to function properly. The GD and EXIF extension is also required for the image functionality to work, however you can configure the EXIF functionally off. In order for the user interface to render properly, use a the HTML5 doctype.
MoxieManager for .NET is only compatible with .NET 4.5 Framework. Since the .NET Framework 4.5 does not work with IIS6, it is not possible to install MoxieManager for .NET on IIS6. In order for the user interface to render properly, use the HTML5 doctype.