This plugin adds working PAPI arrays to the runways of Kerbal Space Program.
First add an environment variable with the name KSP_PATH which contains the path to your KSP install where the plugin should be deployed to. Then open the visual studio solution. You will need to add the assemblies UnityEngine and Assembly-CSharp from <KSP_PATH>/KSP_Data/Managed to the references of the project. After that either directly run or build the solition. The plugin will automatically be compied to your KSP install.
TaranisElsu - Author of the TacLib library