diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright (c) 2014, Jonathan Fischoff
+
+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 Jonathan Fischoff 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
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain
diff --git a/promise.cabal b/promise.cabal
new file mode 100644
--- /dev/null
+++ b/promise.cabal
@@ -0,0 +1,25 @@
+-- Initial promise.cabal generated by cabal init.  For further 
+-- documentation, see http://haskell.org/cabal/users-guide/
+
+name:                promise
+version:             0.1.0.0
+synopsis:            A monadic interface for async
+-- description:         
+homepage:            http://github.com/jfischoff/promise
+license:             BSD3
+license-file:        LICENSE
+author:              Jonathan Fischoff
+maintainer:          jonathangfischoff@gmail.com
+-- copyright:           
+category:            Concurrency
+build-type:          Simple
+-- extra-source-files:  
+cabal-version:       >=1.10
+
+library
+  exposed-modules:     Control.Concurrent.Promise
+  -- other-modules:       
+  other-extensions:    DeriveFunctor
+  build-depends:       base >=4.7 && <4.8, async >=2.0 && <2.1
+  hs-source-dirs:      src
+  default-language:    Haskell2010
diff --git a/src/Control/Concurrent/Promise.hs b/src/Control/Concurrent/Promise.hs
new file mode 100644
--- /dev/null
+++ b/src/Control/Concurrent/Promise.hs
@@ -0,0 +1,31 @@
+{-# LANGUAGE DeriveFunctor #-}
+module Control.Concurrent.Promise 
+  ( Promise
+  , runPromise
+  , liftIO
+  ) where
+import Control.Concurrent.Async
+import Control.Applicative
+import Control.Monad
+
+newtype Promise a = Promise { unPromise :: IO (Async a) }
+  deriving (Functor)
+
+instance Applicative Promise where
+  pure = Promise . async . return
+  Promise mf <*> Promise mx = Promise $ do  
+      f <- mf
+      x <- mx
+      (f', x') <- waitBoth f x
+      async $ return $ f' x'
+
+instance Monad Promise where
+   return = liftIO . return
+   Promise m >>= f = Promise $ m >>= wait >>= unPromise . f 
+
+runPromise :: Promise a -> IO a
+runPromise = wait <=< unPromise
+   
+liftIO :: IO a -> Promise a
+liftIO = Promise . async
+