diff --git a/CHANGELOG.md b/CHANGELOG.md
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+++ b/CHANGELOG.md
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+# Version 0.1
+
+* First release
diff --git a/LICENSE.txt b/LICENSE.txt
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+++ b/LICENSE.txt
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+Copyright (c) 2015, Renzo Carbonara
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Renzo Carbonara nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/README.md b/README.md
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+++ b/README.md
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+`instant-deepseq` allows you to generically derive `Control.DeepSeq.NFData` instances
+(from the `deepseq` package) for your types using `instant-generics`,
+which in particular, supports deriving generic representations for GADTs.
diff --git a/Setup.hs b/Setup.hs
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+++ b/Setup.hs
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+import Distribution.Simple
+main = defaultMain
diff --git a/instant-deepseq.cabal b/instant-deepseq.cabal
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--- /dev/null
+++ b/instant-deepseq.cabal
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+name:                instant-deepseq
+version:             0.1
+author:              Renzo Carbonara
+maintainer:          renzo@carbonara.com.ar
+copyright:           Renzo Carbonara 2015
+license:             BSD3
+license-file:        LICENSE.txt
+category:            Web
+build-type:          Simple
+extra-source-files:  README.md CHANGELOG.md
+cabal-version:       >=1.18
+synopsis:            Generic NFData instances through instant-generics
+
+library
+  hs-source-dirs: src/lib
+  default-language: Haskell2010
+  exposed-modules:
+      Generics.Instant.Functions.DeepSeq
+  build-depends:
+      deepseq >=1.4 && <1.5
+    , base >=4.8 && <4.9
+    , instant-generics >=0.4 && <0.5
+  ghcjs-options: -Wall -O3
+  ghc-options: -Wall -O2
+
diff --git a/src/lib/Generics/Instant/Functions/DeepSeq.hs b/src/lib/Generics/Instant/Functions/DeepSeq.hs
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+++ b/src/lib/Generics/Instant/Functions/DeepSeq.hs
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+{-# LANGUAGE BangPatterns #-}
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE FlexibleInstances #-}
+{-# LANGUAGE TypeFamilies #-}
+{-# LANGUAGE TypeOperators #-}
+{-# LANGUAGE PolyKinds #-}
+
+module Generics.Instant.Functions.DeepSeq
+  ( -- $defaults
+    grnf
+    -- * Internals
+  , GNFData
+  ) where
+
+import           Control.DeepSeq (NFData(rnf))
+import           Generics.Instant
+
+--------------------------------------------------------------------------------
+-- $defaults
+--
+-- You can use 'grnf' as your generic 'rnf' for any 'Representable' type as
+-- follows:
+--
+-- @
+-- instance 'NFData' MyType where rnf = 'grnf'
+-- @
+
+grnf :: (Representable a, GNFData (Rep a)) => a -> ()
+grnf = \a -> grnf' (from a)
+{-# INLINABLE grnf #-}
+
+--------------------------------------------------------------------------------
+
+class GNFData a where
+  grnf' :: a -> ()
+
+instance GNFData Z where
+  grnf' _ = error
+    "Generics.Instant.Functions.DeepSeq.GNFData Z grnf' - impossible"
+
+instance GNFData U where
+  grnf' !U = ()
+  {-# INLINABLE grnf' #-}
+
+instance GNFData a => GNFData (CEq c p q a) where
+  grnf' !(C a) = grnf' a `seq` ()
+  {-# INLINABLE grnf' #-}
+
+instance (GNFData a, GNFData b) => GNFData (a :*: b) where
+  grnf' !(a :*: b) = grnf' a `seq` grnf' b `seq` ()
+  {-# INLINABLE grnf' #-}
+
+instance (GNFData a, GNFData b) => GNFData (a :+: b) where
+  grnf' !(L a) = grnf' a `seq` ()
+  grnf' !(R b) = grnf' b `seq` ()
+  {-# INLINABLE grnf' #-}
+
+instance NFData a => GNFData (Var a) where
+  grnf' !(Var a) = rnf a `seq` ()
+  {-# INLINABLE grnf' #-}
+
+instance NFData a => GNFData (Rec a) where
+  grnf' !(Rec a) = rnf a `seq` ()
+  {-# INLINABLE grnf' #-}