The sources you find here need Win32Forth version 6.15.
You can get Win32Forth from: http://sourceforge.net/projects/win32forth/files
Use win32forthIDE.exe of the Win32Forth pack for projects, forms. and to edit and compile sources.
Most important keys in the win32forthIDE.exe are:
F1 leads you to the help system.
F12 Compiles the opened project or source.
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