diff --git a/CHANGELOGS.md b/CHANGELOGS.md
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diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
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diff --git a/INSTALL.md b/INSTALL.md
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diff --git a/LICENSE.md b/LICENSE.md
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diff --git a/cpp/cmake/GoogleTest.cmake b/cpp/cmake/GoogleTest.cmake
new file mode 100644
index 0000000000000000000000000000000000000000..9ea62af1c4bec0cb5c96706d2b7a886ad7e7dc97
--- /dev/null
+++ b/cpp/cmake/GoogleTest.cmake
@@ -0,0 +1,92 @@
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Tries to find GTest headers and libraries.
+#
+# Usage of this module as follows:
+#
+#  find_package(GTest)
+#
+# Variables used by this module, they can change the default behaviour and need
+# to be set before calling find_package:
+#
+#  GTest_HOME - When set, this path is inspected instead of standard library
+#                locations as the root of the GTest installation.
+#                The environment variable GTEST_HOME overrides this veriable.
+#
+# This module defines
+#  GTEST_INCLUDE_DIR, directory containing headers
+#  GTEST_LIBS, directory containing gtest libraries
+#  GTEST_STATIC_LIB, path to libgtest.a
+#  GTEST_SHARED_LIB, path to libgtest's shared library
+#  GTEST_FOUND, whether gtest has been found
+
+if( NOT "${GTEST_HOME}" STREQUAL "")
+    file( TO_CMAKE_PATH "${GTEST_HOME}" _native_path )
+    list( APPEND _gtest_roots ${_native_path} )
+elseif ( GTest_HOME )
+    list( APPEND _gtest_roots ${GTest_HOME} )
+endif()
+
+# Try the parameterized roots, if they exist
+if ( _gtest_roots )
+    find_path( GTEST_INCLUDE_DIR NAMES gtest/gtest.h
+            PATHS ${_gtest_roots} NO_DEFAULT_PATH
+            PATH_SUFFIXES "include" )
+    find_library( GTEST_LIBRARIES NAMES gtest gtest_main
+            PATHS ${_gtest_roots} NO_DEFAULT_PATH
+            PATH_SUFFIXES "lib" )
+else ()
+    find_path( GTEST_INCLUDE_DIR NAMES gtest/gtest.h )
+    find_library( GTEST_LIBRARIES NAMES gtest )
+endif ()
+
+
+if (GTEST_INCLUDE_DIR AND GTEST_LIBRARIES)
+    set(GTEST_FOUND TRUE)
+    get_filename_component( GTEST_LIBS ${GTEST_LIBRARIES} PATH )
+    set(GTEST_LIB_NAME gtest)
+    set(GTEST_STATIC_LIB ${GTEST_LIBS}/${CMAKE_STATIC_LIBRARY_PREFIX}${GTEST_LIB_NAME}${CMAKE_STATIC_LIBRARY_SUFFIX})
+    set(GTEST_MAIN_STATIC_LIB ${GTEST_LIBS}/${CMAKE_STATIC_LIBRARY_PREFIX}${GTEST_LIB_NAME}_main${CMAKE_STATIC_LIBRARY_SUFFIX})
+    set(GTEST_SHARED_LIB ${GTEST_LIBS}/${CMAKE_SHARED_LIBRARY_PREFIX}${GTEST_LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX})
+else ()
+    set(GTEST_FOUND FALSE)
+endif ()
+
+if (GTEST_FOUND)
+    if (NOT GTest_FIND_QUIETLY)
+        message(STATUS "Found the GTest library: ${GTEST_LIBRARIES}")
+    endif ()
+else ()
+    if (NOT GTest_FIND_QUIETLY)
+        set(GTEST_ERR_MSG "Could not find the GTest library. Looked in ")
+        if ( _gtest_roots )
+            set(GTEST_ERR_MSG "${GTEST_ERR_MSG} in ${_gtest_roots}.")
+        else ()
+            set(GTEST_ERR_MSG "${GTEST_ERR_MSG} system search paths.")
+        endif ()
+        if (GTest_FIND_REQUIRED)
+            message(FATAL_ERROR "${GTEST_ERR_MSG}")
+        else (GTest_FIND_REQUIRED)
+            message(STATUS "${GTEST_ERR_MSG}")
+        endif (GTest_FIND_REQUIRED)
+    endif ()
+endif ()
+
+mark_as_advanced(
+        GTEST_INCLUDE_DIR
+        GTEST_LIBS
+        GTEST_LIBRARIES
+        GTEST_STATIC_LIB
+        GTEST_SHARED_LIB
+)
diff --git a/cpp/cmake/ThirdPartyPackages.cmake b/cpp/cmake/ThirdPartyPackages.cmake
new file mode 100644
index 0000000000000000000000000000000000000000..e85025a427dddbcc232fb2222f71cba211bbedda
--- /dev/null
+++ b/cpp/cmake/ThirdPartyPackages.cmake
@@ -0,0 +1,66 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+set(GTEST_VERSION "1.8.0")
+
+message(MEGASEARCH_BUILD_TESTS ${MEGASEARCH_BUILD_TESTS})
+
+if(MEGASEARCH_BUILD_TESTS)
+    add_custom_target(unittest ctest -L unittest)
+
+    if("$ENV{GTEST_HOME}" STREQUAL "")
+        message("Yes")
+        set(GTEST_CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+
+        set(GTEST_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/googletest/src/googletest")
+        set(GTEST_INCLUDE_DIR "${GTEST_PREFIX}/include")
+        set(GTEST_STATIC_LIB
+                "${GTEST_PREFIX}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}gtest${CMAKE_STATIC_LIBRARY_SUFFIX}")
+        set(GTEST_MAIN_STATIC_LIB
+                "${GTEST_PREFIX}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}gtest_main${CMAKE_STATIC_LIBRARY_SUFFIX}")
+
+        set(GTEST_CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+                -DCMAKE_INSTALL_PREFIX=${GTEST_PREFIX}
+                -DCMAKE_CXX_FLAGS=${GTEST_CMAKE_CXX_FLAGS})
+
+        ExternalProject_Add(googletest
+                URL "https://github.com/google/googletest/archive/release-${GTEST_VERSION}.tar.gz"
+                BUILD_BYPRODUCTS "${GTEST_STATIC_LIB}" "${GTEST_MAIN_STATIC_LIB}"
+                CMAKE_ARGS ${GTEST_CMAKE_ARGS}
+                ${EP_LOG_OPTIONS})
+        set(GTEST_VENDORED 1)
+    else()
+        find_package(GTest REQUIRED)
+        set(GTEST_VENDORED 0)
+    endif()
+
+    message(STATUS "GTest include dir: ${GTEST_INCLUDE_DIR}")
+    message(STATUS "GTest static library: ${GTEST_STATIC_LIB}")
+    include_directories(SYSTEM ${GTEST_INCLUDE_DIR})
+
+    add_library(gtest STATIC IMPORTED)
+    set_target_properties(gtest PROPERTIES IMPORTED_LOCATION ${GTEST_STATIC_LIB})
+
+    add_library(gtest_main STATIC IMPORTED)
+    set_target_properties(gtest_main PROPERTIES IMPORTED_LOCATION
+            ${GTEST_MAIN_STATIC_LIB})
+
+    if(GTEST_VENDORED)
+        add_dependencies(gtest googletest)
+        add_dependencies(gtest_main googletest)
+    endif()
+endif()
\ No newline at end of file
diff --git a/docs/.gitignore b/docs/.gitignore
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diff --git a/python/.gitignore b/python/.gitignore
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index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391