There is an option to download everything as a ZIP file.
The directory structure is organized such that you can overwrite the porting kit directory if you've already placed Netduino Plus 2 into it (see the step called Building Firmware if this confuses you)
If you are only interested in pre-compiled binary and DLL files, you are looking for these specific files:
-
https://github.com/frank26080115/NeoPixel-on-NetduinoPlus2/...../ER_FLASH
-
https://github.com/frank26080115/NeoPixel-on-NetduinoPlus2/...../ER_CONFIG
-
All files inside https://github.com/frank26080115/NeoPixel-on-NetduinoPlus2/...../bin/.....
-
All files inside https://github.com/frank26080115/NeoPixel-on-NetduinoPlus2/...../bin/.....