diff --git a/Control/Concurrent/CHP/Transformers.hs b/Control/Concurrent/CHP/Transformers.hs
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--- /dev/null
+++ b/Control/Concurrent/CHP/Transformers.hs
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+-- Communicating Haskell Processes.
+-- Copyright (c) 2008--2010, University of Kent.
+-- 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 the University of Kent nor the names of its
+--    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.
+
+-- | Various (orphan) instances for monads from the chp and chp-plus libraries
+-- for classes from the transformers library.
+--
+-- There are 'MonadIO' instances for:
+--
+-- * 'CHP'
+-- 
+-- * 'CHPTest'
+-- 
+-- * 'Composed'
+--
+-- There are 'MonadCHP' instances of the form @instance MonadCHP m => MonadCHP
+-- (t m)@, where t is one of the monad transformers:
+--
+-- * WriterT (lazy and strict)
+--
+-- * StateT (lazy and strict)
+--
+-- * RWST (lazy and strict)
+--
+-- * 'ReaderT'
+--
+-- * 'ErrorT'
+--
+-- * 'ContT'
+--
+-- * 'IdentityT'
+
+module Control.Concurrent.CHP.Transformers where
+
+import Control.Concurrent.CHP
+import Control.Concurrent.CHP.Composed
+import Control.Concurrent.CHP.Test
+import Control.Monad.IO.Class
+import Control.Monad.Trans.Cont
+import Control.Monad.Trans.Error
+import Control.Monad.Trans.Identity
+import Control.Monad.Trans.Maybe
+import Control.Monad.Trans.Reader
+import qualified Control.Monad.Trans.RWS.Lazy as LR
+import qualified Control.Monad.Trans.RWS.Strict as SR
+import qualified Control.Monad.Trans.State.Lazy as LS
+import qualified Control.Monad.Trans.State.Strict as SS
+import qualified Control.Monad.Trans.Writer.Lazy as LW
+import qualified Control.Monad.Trans.Writer.Strict as SW
+import Control.Monad.Trans.Class
+import Data.Monoid
+
+
+instance MonadIO CHP where
+  liftIO = liftIO_CHP
+
+instance (Monoid w, MonadCHP m) => MonadCHP (LW.WriterT w m) where
+  liftCHP = lift . liftCHP
+
+instance (Monoid w, MonadCHP m) => MonadCHP (SW.WriterT w m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (LS.StateT s m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (SS.StateT s m) where
+  liftCHP = lift . liftCHP
+
+instance (Monoid w, MonadCHP m) => MonadCHP (LR.RWST r w s m) where
+  liftCHP = lift . liftCHP
+
+instance (Monoid w, MonadCHP m) => MonadCHP (SR.RWST r w s m) where
+  liftCHP = lift . liftCHP
+
+instance (Error e, MonadCHP m) => MonadCHP (ErrorT e m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (ReaderT r m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (IdentityT m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (MaybeT m) where
+  liftCHP = lift . liftCHP
+
+instance MonadCHP m => MonadCHP (ContT r m) where
+  liftCHP = lift . liftCHP
+
+instance MonadIO CHPTest where
+  liftIO = liftCHP . liftIO
+
+instance MonadIO Composed where
+  liftIO = liftCHP . liftIO
diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright Neil Brown 2010
+
+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 Neil Brown 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/Setup.hs b/Setup.hs
new file mode 100644
--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,3 @@
+#!/usr/bin/env runhaskell
+import Distribution.Simple
+main = defaultMain
diff --git a/chp-transformers.cabal b/chp-transformers.cabal
new file mode 100644
--- /dev/null
+++ b/chp-transformers.cabal
@@ -0,0 +1,64 @@
+-- chp-transformers.cabal auto-generated by cabal init. For additional
+-- options, see
+-- http://www.haskell.org/cabal/release/cabal-latest/doc/users-guide/authors.html#pkg-descr.
+-- The name of the package.
+Name:                chp-transformers
+
+-- The package version. See the Haskell package versioning policy
+-- (http://www.haskell.org/haskellwiki/Package_versioning_policy) for
+-- standards guiding when and how versions should be incremented.
+Version:             1.0.0
+
+-- A short (one-line) description of the package.
+Synopsis:            Transformers instances for the CHP library
+
+-- A longer description of the package.
+-- Description:         
+
+-- URL for the project homepage or repository.
+Homepage:            http://www.cs.kent.ac.uk/projects/ofa/chp/
+
+-- The license under which the package is released.
+License:             BSD3
+
+-- The file containing the license text.
+License-file:        LICENSE
+
+-- The package author(s).
+Author:              Neil Brown
+
+-- An email address to which users can send suggestions, bug reports,
+-- and patches.
+Maintainer:          neil@twistedsquare.com
+
+-- A copyright notice.
+Copyright:           University of Kent, 2008--2010
+
+-- Stability of the pakcage (experimental, provisional, stable...)
+Stability:           Provisional
+
+Category:            Concurrency
+
+Build-type:          Simple
+
+-- Extra files to be distributed with the package, such as examples or
+-- a README.
+-- Extra-source-files:  
+
+-- Constraint on the version of Cabal needed to build this package.
+Cabal-version:       >=1.2
+
+
+Library
+  -- Modules exported by the library.
+  Exposed-modules:     Control.Concurrent.CHP.Transformers
+  
+  -- Packages needed in order to build this package.
+  Build-depends:       base >= 3 && < 5, chp >= 2.2 && < 3, chp-plus >= 1.3 && < 2, transformers >= 0.2 && < 0.3
+  
+  -- Modules not exported by this package.
+  -- Other-modules:       
+  
+  -- Extra tools (e.g. alex, hsc2hs, ...) needed to build the source.
+  -- Build-tools:         
+