I have XSD file (for example) http://schemas.opengis.net/kml/2.2.0/ogckml22.xsd and I would like to use it for adding code autocomplete in my xml editor (I prefer Eclipse bu
Using XML Schema for code autocomplete is supported in Visual Studio more details here.
Alternative XML editor is: Microsoft XML Notepad 2007 (personally I found this editor to be very unfriendly, is very visual but editing files is not very productive)