diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright Anton Kholomiov (c) 2023
+
+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 Author name here 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
@@ -0,0 +1,1 @@
+# mig-rio
diff --git a/Setup.hs b/Setup.hs
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--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,3 @@
+import Distribution.Simple
+
+main = defaultMain
diff --git a/mig-rio.cabal b/mig-rio.cabal
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--- /dev/null
+++ b/mig-rio.cabal
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+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.39.1.
+--
+-- see: https://github.com/sol/hpack
+
+name:               mig-rio
+version:            0.1.0.1
+synopsis:           Utils to use RIO with mig library
+description:        Utils to use RIO with mig library. Provides instance for HasServer class.
+category:           Web
+homepage:           https://github.com/anton-k/mig#readme
+bug-reports:        https://github.com/anton-k/mig/issues
+author:             Anton Kholomiov
+maintainer:         anton.kholomiov@gmail.com
+copyright:          2023 Anton Kholomiov
+license:            BSD3
+license-file:       LICENSE
+build-type:         Simple
+extra-source-files:
+    README.md
+
+source-repository head
+  type: git
+  location: https://github.com/anton-k/mig
+
+library
+  exposed-modules:
+      Mig.RIO
+  other-modules:
+      Paths_mig_rio
+  hs-source-dirs:
+      src
+  default-extensions:
+      DerivingStrategies
+  ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -Wunused-packages
+  build-depends:
+      base >=4.7 && <5
+    , mig-server >=0.2.2.0
+    , rio
+  default-language: GHC2021
diff --git a/src/Mig/RIO.hs b/src/Mig/RIO.hs
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--- /dev/null
+++ b/src/Mig/RIO.hs
@@ -0,0 +1,13 @@
+{-# LANGUAGE UndecidableInstances #-}
+{-# OPTIONS_GHC -fno-warn-orphans #-}
+
+{-| Module provides instance of mig's class @HasServer@ for RIO type.
+We can derive also @HasServer@ for any newtpye-wrapper on top of RIO-type.
+It gives us ability to convert servers to IO-based ones and render them to warp servers.
+-}
+module Mig.RIO () where
+
+import Mig (HasServer)
+import RIO (RIO (..))
+
+deriving newtype instance HasServer (RIO env)