YASAPI/NT's version 2.3.0-beta1 consists of * "out_yasapi-nt-2.3.0-beta1-msc-gtk-bundle.exe": the plug-in "out_yasapi-nt.dll" compiled with a community edition of the Microsoft C compiler bundled with the GTK runtime and wrapped into a NSIS installer, * "out_yasapi-nt-2.3.0-beta1-msc.exe": the plug-in "out_yasapi-nt.dll" compiled with a community edition of the Microsoft C compiler and wrapped into a NSIS installer, * "out_yasapi-nt-2.3.0-beta1-msc.7z": the plug-in "out_yasapi-nt.dll" compiled with a community edition of the Microsoft C compiler and packed into a 7z archive which has to be unpacked and the plug-in copied to the directory "/Plugins", * "out_yasapi-nt-2.3.0-beta1-gcc-gtk-bundle.exe": the plug-in "out_yasapi-nt.dll" compiled with a MINGW edition of the GNU C compiler bundled with the GTK runtime and wrapped into a NSIS installer, * "out_yasapi-nt-2.3.0-beta1-gcc.exe": the plug-in "out_yasapi-nt.dll" compiled with a MINGW edition of the GNU C compiler and wrapped into a NSIS installer, * "out_yasapi-nt-2.3.0-beta1-gcc.7z": the plug-in "out_yasapi-nt.dll" compiled with a MINGW edition of the GNU C compiler and packed into a 7z archive which has to be unpacked and the plug-in copied to the directory "/Plugins", * "out_yasapi-nt-2.3.0-beta1.tar.gz": the plug-in's source code, * "README": this README file. For further information refer to http://out-yasapi.sourceforge.net/index.html#2.3.0-beta1 Beyond that you'll need a GTK runtime for Winamp you might download from https://sourceforge.net/projects/yagtk-rt/files/