NStudio 0.1 Beta 2 (0020)
NStudio is a free (open source) editor that was written in C# on the .NET 2.0 Framework.
The idea of NStudio is to support all the features of one perfect text editor.
NStudio has 4 modules for editing text (Scintilla, Rich Text Editor, ICSharpCode editor, Standart windows editor), web browser, plugins and many tools.
Download: NStudio 0.1 Beta 2 (0020)