I guess this depends on what you want to do. <div><br></div><div>I&#39;ve seen various level of GHC API usage in standalone applications, but it just depends on how much of the compiler pipeline you want to use. </div><div><br></div><div>Their are ways to override the paths or provide stubs for programs ghc expects to be there. </div><div><br></div><div>I&#39;ve packaged API calls into shared libraries myself before,  in that case I was mostly accessing the compiler frontend. </div>