diff --git a/Control/Monad/STM/Class.hs b/Control/Monad/STM/Class.hs
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--- /dev/null
+++ b/Control/Monad/STM/Class.hs
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+{-# LANGUAGE FlexibleInstances #-}
+module Control.Monad.STM.Class where
+import Control.Concurrent.STM (STM, atomically)
+import Control.Monad.Trans.Class (MonadTrans(lift))
+class MonadSTM m where liftSTM :: STM a -> m a
+instance MonadSTM STM where liftSTM = id
+instance MonadSTM IO where liftSTM = atomically
+instance (Monad m, MonadSTM m, MonadTrans t) => MonadSTM (t m) where
+    liftSTM = lift . liftSTM
diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
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+Copyright (c) 2013, Miguel Mitrofanov
+
+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 Miguel Mitrofanov 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
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--- /dev/null
+++ b/Setup.hs
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+import Distribution.Simple
+main = defaultMain
diff --git a/monad-stm.cabal b/monad-stm.cabal
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--- /dev/null
+++ b/monad-stm.cabal
@@ -0,0 +1,54 @@
+-- Initial monad-stm.cabal generated by cabal init.  For further 
+-- documentation, see http://haskell.org/cabal/users-guide/
+
+-- The name of the package.
+name:                monad-stm
+
+-- The package version.  See the Haskell package versioning policy (PVP) 
+-- for standards guiding when and how versions should be incremented.
+-- http://www.haskell.org/haskellwiki/Package_versioning_policy
+-- PVP summary:      +-+------- breaking API changes
+--                   | | +----- non-breaking API additions
+--                   | | | +--- code changes with no API change
+version:             0.1.0.0
+
+-- A short (one-line) description of the package.
+synopsis:            MonadSTM class analogous to MonadIO
+
+-- A longer description of the package.
+-- description:         Provides class MonadSTM with instances for STM and IO monads as well as their transformed versions.
+
+-- The license under which the package is released.
+license:             BSD3
+
+-- The file containing the license text.
+license-file:        LICENSE
+
+-- The package author(s).
+author:              Miguel Mitrofanov
+
+-- An email address to which users can send suggestions, bug reports, and 
+-- patches.
+maintainer:          miguelimo38@yandex.ru
+
+-- A copyright notice.
+-- copyright:           
+
+category:            Control
+
+build-type:          Simple
+
+-- Constraint on the version of Cabal needed to build this package.
+cabal-version:       >=1.8
+
+
+library
+  -- Modules exported by the library.
+  exposed-modules:     Control.Monad.STM.Class
+  
+  -- Modules included in this library but not exported.
+  -- other-modules:       
+  
+  -- Other library packages from which modules are imported.
+  build-depends:       base <= 10, stm, transformers >= 0.2
+