diff --git a/COPYRIGHT.markdown b/COPYRIGHT.markdown
index c8c0d5e1..207781d9 100644
--- a/COPYRIGHT.markdown
+++ b/COPYRIGHT.markdown
@@ -92,3 +92,36 @@ SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
+
+---
+
+ZLIB.NET
+Copyright (c) 2006-2007, ComponentAce
+http://www.componentace.com
+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 ComponentAce 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.
diff --git a/src/IO/IO.csproj b/src/IO/IO.csproj
new file mode 100644
index 00000000..8595128c
--- /dev/null
+++ b/src/IO/IO.csproj
@@ -0,0 +1,56 @@
+
+
+
+ Debug
+ AnyCPU
+ 8.0.30703
+ 2.0
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}
+ Library
+ Properties
+ MathNet.Numerics.IO
+ MathNet.Numerics.IO
+ v4.0
+ 512
+
+
+ true
+ full
+ false
+ bin\Debug\
+ DEBUG;TRACE
+ prompt
+ 4
+
+
+ pdbonly
+ true
+ bin\Release\
+ TRACE
+ prompt
+ 4
+
+
+
+
+
+
+
+
+
+
+ ..\..\lib\zlib\zlib.net.dll
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/src/IO/Properties/AssemblyInfo.cs b/src/IO/Properties/AssemblyInfo.cs
new file mode 100644
index 00000000..bce987eb
--- /dev/null
+++ b/src/IO/Properties/AssemblyInfo.cs
@@ -0,0 +1,46 @@
+//
+// Math.NET Numerics, part of the Math.NET Project
+// http://mathnet.opensourcedotnet.info
+//
+// Copyright (c) 2009 Math.NET
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Reflection;
+using System.Resources;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+[assembly: AssemblyTitle("Math.NET Numerics IO")]
+[assembly: AssemblyDescription("IO classes for Math.NET Numerics")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("Math.NET Numerics")]
+[assembly: AssemblyProduct("Math.NET Numerics IO")]
+[assembly: AssemblyCopyright("Copyright © Math.NET Project")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+[assembly: CLSCompliant(true)]
+[assembly: ComVisible(false)]
+[assembly: Guid("7b66646f-f0ee-425d-9065-910d1937a2df")]
+[assembly: NeutralResourcesLanguage("en")]
\ No newline at end of file
diff --git a/src/MathNet.Numerics.sln b/src/MathNet.Numerics.sln
index 42db81f8..d17b1261 100644
--- a/src/MathNet.Numerics.sln
+++ b/src/MathNet.Numerics.sln
@@ -15,6 +15,8 @@ Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "FSharpUnitTests", "FSharpUn
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Silverlight", "Silverlight\Silverlight.csproj", "{793E332F-E2B1-4D1D-9B2E-27E90B99BF93}"
EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "IO", "IO\IO.csproj", "{D90B622B-13A4-4E88-BF3A-A82C07D38C93}"
+EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -49,6 +51,10 @@ Global
{793E332F-E2B1-4D1D-9B2E-27E90B99BF93}.Debug|Any CPU.Build.0 = Debug|Any CPU
{793E332F-E2B1-4D1D-9B2E-27E90B99BF93}.Release|Any CPU.ActiveCfg = Release|Any CPU
{793E332F-E2B1-4D1D-9B2E-27E90B99BF93}.Release|Any CPU.Build.0 = Release|Any CPU
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
diff --git a/src/UnitTests/UnitTests.csproj b/src/UnitTests/UnitTests.csproj
index 17a86056..8b4f06e8 100644
--- a/src/UnitTests/UnitTests.csproj
+++ b/src/UnitTests/UnitTests.csproj
@@ -393,6 +393,10 @@
+
+ {D90B622B-13A4-4E88-BF3A-A82C07D38C93}
+ IO
+
{B7CAE5F4-A23F-4438-B5BE-41226618B695}
Numerics