diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2017 Tom Sydney Kerckhove
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/Setup.hs b/Setup.hs
new file mode 100644
--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,3 @@
+import Distribution.Simple
+
+main = defaultMain
diff --git a/src/Zifter/Hlint.hs b/src/Zifter/Hlint.hs
new file mode 100644
--- /dev/null
+++ b/src/Zifter/Hlint.hs
@@ -0,0 +1,27 @@
+{-# LANGUAGE ScopedTypeVariables #-}
+
+module Zifter.Hlint where
+
+import Language.Haskell.HLint3 (hlint)
+import Path
+import Path.IO
+import Safe
+import qualified System.FilePath as FP
+
+import Zifter.Zift
+
+hlintZift :: Zift ()
+hlintZift = do
+    rd <- getRootDir
+    fs <- liftIO $ snd <$> listDirRecur rd
+    let sources = filter (not . hidden) $ filter ((== ".hs") . fileExtension) fs
+    hints <- liftIO $ hlint ("--quiet" : map toFilePath sources)
+    case hints of
+        [] -> printPreprocessingDone "Hlint checks done."
+        _ -> do
+            printPreprocessingError $
+                unlines $ "Hlint has suggestions." : map show hints
+            fail $ unwords ["Hlint had", show $ length hints, "suggestions."]
+
+hidden :: Path Abs t -> Bool
+hidden = any ((Just '.' ==) . headMay) . FP.splitPath . toFilePath
diff --git a/zifter-hlint.cabal b/zifter-hlint.cabal
new file mode 100644
--- /dev/null
+++ b/zifter-hlint.cabal
@@ -0,0 +1,29 @@
+name: zifter-hlint
+synopsis: zifter-hlint
+description: zifter-hlint
+version: 0.0.0.0
+cabal-version: >=1.10
+build-type: Simple
+license: MIT
+license-file: LICENSE
+copyright: Copyright: (c) 2017 Tom Sydney Kerckhove
+maintainer: syd.kerckhove@gmail.com
+homepage: http://cs-syd.eu
+category: Zift
+author: Tom Sydney Kerckhove
+
+library
+    exposed-modules:
+        Zifter.Hlint
+    build-depends:
+        base >=4.9 && <=5,
+        filepath >=1.4 && <1.5,
+        hlint >=1.9.39 && <1.10,
+        path >=0.5 && <0.6,
+        path-io >=1.2 && <1.3,
+        safe >=0.3 && <0.4,
+        zifter >=0.0 && <0.1
+    default-language: Haskell2010
+    hs-source-dirs: src/
+    ghc-options: -Wall
+