Skyrim Script Extender (SKSE)

STEAM: http://store.steampowered.com/app/365720/Skyrim_Script_Extender_SKSE/

Description
The Skyrim Script Extender (SKSE) is a tool used by many Skyrim mods that expands scripting capabilities and adds additional functionality to the game. This is the same version that is hosted on our main website, but should be the most user-friendly to install and update.