diff --git a/.gitignore b/.gitignore
index a4cb745..b5a76ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,10 @@ sgBuild
 image
 macflightgear
 fgdata
+src
+tmp
+Makefile
+CMakeFiles
+archivebuild
+osgbuild
+CMakeCache.txt
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..3b70d26
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,78 @@
+cmake_minimum_required (VERSION 2.6.4)
+
+include (ExternalProject)
+
+project(FlightGear-Meta)
+
+if (UNIX)
+    set(BOOST_BOOTSTRAP "./bootstrap.sh" --prefix=${CMAKE_INSTALL_PREFIX})
+else()
+    set(BOOST_BOOTSTRAP "bootstrap.bat")
+endif()
+
+if(NOT CMAKE_SYSTEM_NAME MATCHES "Linux")
+    ExternalProject_Add(Archive
+        PREFIX ${CMAKE_BINARY_DIR}
+        URL http://www.libarchive.org/downloads/libarchive-3.1.2.tar.gz
+        BINARY_DIR archivebuild
+        CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX})
+
+    set(BOOST_ARGS link=static stage --with-system)
+    ExternalProject_Add(Boost
+           PREFIX ${CMAKE_BINARY_DIR}
+           SVN_REPOSITORY http://svn.boost.org/svn/boost/tags/release/Boost_1_52_0
+           UPDATE_COMMAND ${BOOST_BOOTSTRAP}
+           CONFIGURE_COMMAND ""
+           BUILD_COMMAND ./bjam ${BOOST_ARGS}
+           BUILD_IN_SOURCE 1
+           INSTALL_COMMAND ./b2 install ${BOOST_ARGS})
+endif()  # of Linux
+
+if (APPLE)
+    SET(SDKROOT /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.7.sdk)
+    SET(OSG_CMAKE_ARGS -DCMAKE_OSX_SYSROOT=${SDKROOT} -DOSG_USE_QT=0)
+    # OSG with some patches applied for Mac
+    SET(OSG_SOURCE GIT_REPOSITORY git://gitorious.org/+flightgear-developers/openscenegraph/mac-release-osg.git)
+else()
+    # normal OSG
+    SET(OSG_SOURCE SVN_REPOSITORY http://www.openscenegraph.org/svn/osg/OpenSceneGraph/tags/OpenSceneGraph-3.1.2)
+endif()
+
+if (WIN32)
+#    ExternalProject_Add(OpenAL )
+endif() # of Windows
+
+ExternalProject_Add(OSG
+    PREFIX ${CMAKE_BINARY_DIR}
+    ${OSG_SOURCE}
+    BINARY_DIR osgbuild
+    CMAKE_ARGS ${OSG_CMAKE_ARGS} -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}
+    )
+
+ExternalProject_Add(SimGear 
+    PREFIX ${CMAKE_BINARY_DIR}
+    DEPENDS OSG Boost Archive
+    DOWNLOAD_COMMAND ""     # no need to download
+    UPDATE_COMMAND       ""    # or update.
+    SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/simgear
+    BINARY_DIR sgbuild 
+    CMAKE_ARGS ${SG_CMAKE_ARGS} -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX})
+
+SET(PLIB_ARGS --disable-pw --disable-sl --disable-psl --disable-ssg --disable-ssgaux)
+
+ExternalProject_Add(PLIB 
+    PREFIX ${CMAKE_BINARY_DIR}
+    URL http://plib.sourceforge.net/dist/plib-1.8.5.tar.gz
+    CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${CMAKE_INSTALL_PREFIX} ${PLIB_ARGS}
+    BUILD_IN_SOURCE 1
+)
+
+ExternalProject_Add(FlightGear
+    PREFIX ${CMAKE_BINARY_DIR}
+    DEPENDS SimGear PLIB
+    DOWNLOAD_COMMAND ""     # no need to download
+    UPDATE_COMMAND       ""    # or update.
+    SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/flightgear
+    BINARY_DIR fgbuild 
+    CMAKE_ARGS ${FG_CMAKE_ARGS} -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX} )
+