The project follows the open-and-build paradigm with no extra step, so no specific dependency ought to be needed, as NuGet will take care of downloading them automatically for you on the first build. Open the file vsprojects\pcsx-redux.sln, select pcsx-redux -> pcsx-redux, right click, Set as Startup Project, and hit F7 to build.
Install Visual Studio 2019 Community Edition. Clone recursively, as the project uses submodules: git clone -recursive. The only location for the source is on github. The code now comes in two big parts: the emulator itself, and OpenBIOS, which can be used as an alternative to the retail, copyright protected BIOS. If you still want to proceed, here are instructions to build it on Linux, MacOS and Windows. Also it's still fairly experimental, and lots of things can break. The code is meant to be built using very modern compilers. While the work here is very much in progress, the goal is roughly the following: This is yet another fork of the Playstation Emulator, PCSX.