diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright Takenoko (c) 2018
+
+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 Takenoko 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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--- /dev/null
+++ b/README.md
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+# dynloader
+
+This is a simple library for dynamically loading other packages at runtime.
+
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/dynloader.cabal b/dynloader.cabal
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--- /dev/null
+++ b/dynloader.cabal
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+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.31.0.
+--
+-- see: https://github.com/sol/hpack
+--
+-- hash: 4fc18584d6c7dfe49bf1ca1c779df82d307cd1501a7e00c08a03b06777d4bf7c
+
+name:           dynloader
+version:        0.1.0
+synopsis:       Dynamically runtime loading packages
+description:    This is a simple library for dynamically loading other packages at runtime. Please see the README on GitHub at <https://github.com/taqenoqo/dynloader#readme>
+category:       System
+homepage:       https://github.com/taqenoqo/dynloader#readme
+bug-reports:    https://github.com/taqenoqo/dynloader/issues
+author:         Taqenoqo
+maintainer:     ttaakkee@gmail.com
+copyright:      Copyright (c) 2018, Taqenoqo
+license:        BSD3
+license-file:   LICENSE
+build-type:     Simple
+extra-source-files:
+    README.md
+
+source-repository head
+  type: git
+  location: https://github.com/taqenoqo/dynloader
+
+library
+  exposed-modules:
+      System.Plugins.Dynloader
+  other-modules:
+      Paths_dynloader
+  hs-source-dirs:
+      src
+  build-depends:
+      base >=4.9 && <5
+    , ghc >=8.4 && <8.7
+    , ghc-paths >=0.1 && <0.2
+  default-language: Haskell2010
+
+test-suite dynloader-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Paths_dynloader
+  hs-source-dirs:
+      test
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.9 && <5
+    , dynloader
+    , ghc >=8.4 && <8.7
+    , ghc-paths >=0.1 && <0.2
+    , hspec
+  default-language: Haskell2010
diff --git a/src/System/Plugins/Dynloader.hs b/src/System/Plugins/Dynloader.hs
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--- /dev/null
+++ b/src/System/Plugins/Dynloader.hs
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+module System.Plugins.Dynloader (
+  unsafeLoad,
+  load
+  ) where
+
+import GHC hiding (ModuleName, load)
+import GHC.Paths (libdir)
+import DynFlags (PackageFlag(..), PackageArg(..), ModRenaming(..))
+import Data.Dynamic (Dynamic)
+import Unsafe.Coerce
+
+-- |
+-- e.g.
+--
+-- @
+-- f <- unsafeload [] ["Prelude"] "(+)"
+-- f 1 2 -- 3
+-- @
+unsafeLoad :: [PackageName] -> [ModuleName] -> Expression -> IO a
+unsafeLoad pkgs mdls exp = runGhcT (Just libdir) $ do
+  initGhc pkgs mdls
+  r <- compileExpr exp
+  return $ unsafeCoerce r
+
+load :: [PackageName] -> [ModuleName] -> Expression -> IO Dynamic
+load pkgs mdls exp = runGhcT (Just libdir) $ do
+  initGhc pkgs mdls
+  dynCompileExpr exp
+
+type PackageName = String
+type ModuleName = String
+type Expression = String
+
+initGhc :: GhcMonad m => [PackageName] -> [ModuleName] -> m ()
+initGhc pkgs mdls = do
+  initDynFlags
+  setContext $ map (IIDecl . simpleImportDecl . mkModuleName) mdls
+  where
+    initDynFlags = do
+      df <- getSessionDynFlags
+      setSessionDynFlags df {
+        hscTarget = HscInterpreted,
+        ghcLink = LinkInMemory,
+        packageFlags = [ExposePackage p (PackageArg p) (ModRenaming True []) | p <- pkgs]
+        }
diff --git a/test/Spec.hs b/test/Spec.hs
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+++ b/test/Spec.hs
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+{-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE Rank2Types #-}
+
+import System.Plugins.Dynloader
+import Test.Hspec
+import Data.Dynamic
+import Data.Maybe
+
+main :: IO ()
+main = hspec $ do
+  describe "unasfeLoad" $ do
+    it "can load foreign value"  $
+      unsafeLoad [] [] "3" `shouldReturn` 3
+
+    it "can load Prelude function"  $
+      do
+        plus <- unsafeLoad [] ["Prelude"] "(+)"
+        return $ plus 1 2
+
+        `shouldReturn` 3
+
+  describe "load" $
+    it "can return Prelude data wraped in Dynamic"  $
+      do
+        dyn <- load [] ["Prelude"] "Just True"
+        let value = fromJust $ fromDynamic dyn
+        return $ value
+
+        `shouldReturn` Just True
+