Building Dataphor source with (almost) free tools

If you don't have access to Visual Studio 2005 then the Express editions found here:

from a quick cursory test appears to work, at least the Sample.Components library loads and operates.

Keep in mind this will be adding NET Framework 3.5 to the mix which has not been tested with Dataphor so you might encounter problems.

Choose Visual C# 2008 Express Edition and include SQL Server 2005 Express and MSDN library too.