HoogleHoogle - Haskell API Search Hoogle is a Haskell API search engine, which allows you to search many standard Haskell libraries by either function name, or by approximate type signature. haskellhttps://hoogle.haskell.org/favicon.pnghttps://hoogle.haskell.org/favicon64.pngNeil Mitchellfalseen-usUTF-8UTF-8