VCSandBox
an ASI that gives clean environment with Custom functions to emulates what the game do even with skipping loading main.scm, ported from Vektor's https://github.com/TheVektor/SAndbox
PluginSDK
ofcourse you need the latest version of PSDK https://github.com/DK22Pac/plugin-sdk/
Credits
Plugin-SDK team
iFarbod (old patches & hooks)
And Ofcourse Vektor for the original source.