diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index a16246d2..ab254844 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -37,6 +37,7 @@ jobs:
           python -m cibuildwheel --output-dir dist
         env:
           CIBW_BUILD: ${{ matrix.cibw_build }}
+          CIBW_BUILD_VERBOSITY: 3
           CIBW_SKIP: "*musllinux*"
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014
           CIBW_BEFORE_ALL_MACOS: brew install llvm &&
@@ -53,7 +54,6 @@ jobs:
           CIBW_ENVIRONMENT_LINUX: LD_LIBRARY_PATH="/tmp/filepattern_bld/local_install/lib:/tmp/filepattern_bld/local_install/lib64:$LD_LIBRARY_PATH" ON_GITHUB="TRUE" FILEPATTERN_DEP_DIR="/tmp/filepattern_bld/local_install"
           CIBW_ENVIRONMENT_WINDOWS: PATH="$TEMP\\filepattern\\bin;$PATH" ON_GITHUB="TRUE" FILEPATTERN_DEP_DIR="C:\\TEMP\\filepattern_bld\\local_install"
           CIBW_REPAIR_WHEEL_COMMAND_MACOS: DYLD_LIBRARY_PATH=$REPAIR_LIBRARY_PATH delocate-listdeps {wheel} && DYLD_LIBRARY_PATH=$REPAIR_LIBRARY_PATH delocate-wheel --require-archs {delocate_archs} -w {dest_dir} {wheel}
-          CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: "delvewheel repair -w {dest_dir} {wheel}"
           CIBW_ARCHS: ${{ matrix.cibw_archs }}
           CIBW_TEST_REQUIRES: pytest pydantic
           CIBW_TEST_COMMAND: pytest {project}/tests/
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5ec5443b..e2a26efb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,82 +10,25 @@ endif()
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-
-file(READ src/filepattern/cpp/version.h VER_FILE )
-string(REGEX MATCH "#define PROJECT_VER \"([0-9]+)\.([0-9]+)\.([0-9+])\"" _ "${VER_FILE}")
-set (filepattern_VERSION_MAJOR ${CMAKE_MATCH_1})
-set (filepattern_VERSION_MINOR ${CMAKE_MATCH_2})
-set (filepattern_VERSION_PATCH ${CMAKE_MATCH_3})
-set(filepattern_VERSION "${filepattern_VERSION_MAJOR}.${filepattern_VERSION_MINOR}.${filepattern_VERSION_PATCH}")
-message(STATUS "Building filepattern ${filepattern_VERSION}" )
-
 option(RUN_GTEST "Downloads google unit test API and runs google test scripts to test Filepattern" OFF)
 
-if(JAVA_BINDING)
-	add_compile_definitions(JAVA_BINDING)
-endif()
-
-#==== Source files
-set(SOURCE  src/filepattern/cpp/pattern.cpp
-			src/filepattern/cpp/interface/filepattern.cpp
-			src/filepattern/cpp/internal/internal_pattern.cpp
-			src/filepattern/cpp/internal/filepattern.cpp
-			src/filepattern/cpp/internal/stringpattern.cpp
-			src/filepattern/cpp/internal/vectorpattern.cpp
-			src/filepattern/cpp/external/external_pattern.cpp
-			src/filepattern/cpp/external/external_filepattern.cpp
-			src/filepattern/cpp/external/external_stringpattern.cpp
-			src/filepattern/cpp/external/external_vectorpattern.cpp
-			src/filepattern/cpp/util/fs_stream.cpp
-			src/filepattern/cpp/util/sort.cpp
-			src/filepattern/cpp/util/vector_parser.cpp
-)
-if (NOT BUILD_PYTHON_LIB) # Not taking the setup.py route, just building libs
-	if (NOT MSVC)
-		if (NOT DEFINED CMAKE_CXX_VISIBILITY_PRESET AND
-			NOT DEFINED CMAKE_VISIBILITY_INLINES_HIDDEN)
-		set(CMAKE_CXX_VISIBILITY_PRESET hidden)
-		set(CMAKE_VISIBILITY_INLINES_HIDDEN YES)
-		endif ()
-	endif()
-
-
-	if(DEFINED filepattern_SHARED_LIB)
-		set(BUILD_SHARED_LIBS ${filepattern_SHARED_LIB})
-	endif()
-	add_library(filepattern ${SOURCE})
-	add_library(filepattern::filepattern ALIAS filepattern)
-	set_target_properties(filepattern PROPERTIES
-						VERSION ${filepattern_VERSION}
-						SOVERSION ${filepattern_VERSION_MAJOR})
-	target_include_directories(
-		filepattern PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>")
-	include(GenerateExportHeader)
-	generate_export_header(filepattern EXPORT_FILE_NAME include/filepattern_export.h)
-	target_compile_definitions(
-		filepattern PUBLIC "$<$<NOT:$<BOOL:${BUILD_SHARED_LIBS}>>:FILEPATTERN_STATIC_DEFINE>")
-	target_compile_definitions(filepattern PUBLIC FP_CPP_LIB_EXPORT)
-	target_include_directories(
-		filepattern PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include>")
-	if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-		target_link_libraries(filepattern PRIVATE stdc++fs)
-	endif()
-	string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}" is_top_level)
-	option(filepattern_INCLUDE_PACKAGING "Include packaging rules for FilePattern" "${is_top_level}")
-	if (filepattern_INCLUDE_PACKAGING)
-		add_subdirectory(packaging)
-	endif ()
-endif()
 
 if(BUILD_PYTHON_LIB)
-
 	find_package(pybind11 CONFIG REQUIRED)
-
 	pybind11_add_module(backend
-						${SOURCE}
 						src/filepattern/cpp/bindings.cpp
 	)
-	target_compile_definitions(backend PRIVATE WITH_PYTHON_H)
+	find_package(filepattern QUIET)
+	if (NOT filepattern_FOUND)
+		message(STATUS "libfilepattern not found. It will be build from source.")
+		set(filepattern_SHARED_LIB ON)
+		add_subdirectory(src/filepattern/cpp ${CMAKE_BINARY_DIR}/third-party)
+		add_dependencies(backend filepattern)
+		target_include_directories(backend PRIVATE ${CMAKE_BINARY_DIR}/third-party/include)
+	else()
+		target_compile_definitions(backend PRIVATE WITH_LIBFILEPATTERN)
+	endif()
+	target_link_libraries(backend PRIVATE filepattern::filepattern)	
 	if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
 		target_link_libraries(backend PRIVATE stdc++fs)
 	  endif()
diff --git a/setup.py b/setup.py
index b41dbd3d..7f1762f4 100644
--- a/setup.py
+++ b/setup.py
@@ -1,15 +1,16 @@
 # -*- coding: utf-8 -*-
+from distutils.version import LooseVersion
+from pathlib import Path
+from setuptools import find_packages, Extension
+from setuptools.command.build_ext import build_ext
 import os
+import platform
 import re
+import setuptools
+import shutil
+import subprocess
 import sys
 import versioneer
-import platform
-import subprocess
-import setuptools
-
-from distutils.version import LooseVersion
-from setuptools import find_packages, Extension
-from setuptools.command.build_ext import build_ext
 
 with open("README.md", "r") as fh:
     long_description = fh.read()
@@ -70,6 +71,13 @@ def build_extension(self, ext):
                               cwd=self.build_temp, env=env)
         subprocess.check_call(['cmake', '--build', '.'] + build_args,
                               cwd=self.build_temp)
+        if platform.system() == "Windows":
+            dll_files = list(Path(os.path.abspath(self.build_temp)).rglob("filepattern.dll"))
+            if len(dll_files) > 0:
+                for file in dll_files:
+                    print(f"Copying ${file.as_posix()} -> {extdir}")
+                    shutil.copy(file.as_posix(), extdir)
+
         print()  # Add an empty line for cleaner output\
 
 
diff --git a/src/filepattern/cpp/CMakeLists.txt b/src/filepattern/cpp/CMakeLists.txt
new file mode 100644
index 00000000..f8e76c20
--- /dev/null
+++ b/src/filepattern/cpp/CMakeLists.txt
@@ -0,0 +1,78 @@
+cmake_minimum_required(VERSION 3.20)
+project(libfilepattern)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+if(DEFINED ENV{FILEPATTERN_DEP_DIR})
+	set(CMAKE_PREFIX_PATH $ENV{FILEPATTERN_DEP_DIR})
+	link_directories($ENV{FILEPATTERN_DEP_DIR}/lib)
+endif()
+
+file(READ version.h VER_FILE )
+string(REGEX MATCH "#define PROJECT_VER \"([0-9]+)\.([0-9]+)\.([0-9+])\"" _ "${VER_FILE}")
+set (filepattern_VERSION_MAJOR ${CMAKE_MATCH_1})
+set (filepattern_VERSION_MINOR ${CMAKE_MATCH_2})
+set (filepattern_VERSION_PATCH ${CMAKE_MATCH_3})
+set(filepattern_VERSION "${filepattern_VERSION_MAJOR}.${filepattern_VERSION_MINOR}.${filepattern_VERSION_PATCH}")
+message(STATUS "Building libfilepattern ${filepattern_VERSION}" )
+
+if(JAVA_BINDING)
+	add_compile_definitions(JAVA_BINDING)
+endif()
+
+#==== Source files
+set(SOURCE  pattern.cpp
+			interface/filepattern.cpp
+			internal/internal_pattern.cpp
+			internal/filepattern.cpp
+			internal/stringpattern.cpp
+			internal/vectorpattern.cpp
+			external/external_pattern.cpp
+			external/external_filepattern.cpp
+			external/external_stringpattern.cpp
+			external/external_vectorpattern.cpp
+			util/fs_stream.cpp
+			util/sort.cpp
+			util/vector_parser.cpp
+)
+
+if (NOT MSVC)
+	if (NOT DEFINED CMAKE_CXX_VISIBILITY_PRESET AND
+		NOT DEFINED CMAKE_VISIBILITY_INLINES_HIDDEN)
+	set(CMAKE_CXX_VISIBILITY_PRESET hidden)
+	set(CMAKE_VISIBILITY_INLINES_HIDDEN YES)
+	endif ()
+endif()
+
+
+if(DEFINED filepattern_SHARED_LIB)
+	set(BUILD_SHARED_LIBS ${filepattern_SHARED_LIB})
+endif()
+add_library(filepattern ${SOURCE})
+add_library(filepattern::filepattern ALIAS filepattern)
+set_target_properties(filepattern PROPERTIES
+					VERSION ${filepattern_VERSION}
+					SOVERSION ${filepattern_VERSION_MAJOR})
+target_include_directories(
+	filepattern PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>")
+include(GenerateExportHeader)
+generate_export_header(filepattern EXPORT_FILE_NAME include/filepattern_export.h)
+target_compile_definitions(
+	filepattern PUBLIC "$<$<NOT:$<BOOL:${BUILD_SHARED_LIBS}>>:FILEPATTERN_STATIC_DEFINE>")
+target_compile_definitions(filepattern PUBLIC FP_CPP_LIB_EXPORT)
+target_include_directories(
+	filepattern PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include>")
+if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+	target_link_libraries(filepattern PRIVATE stdc++fs)
+endif()
+
+string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}" is_top_level)
+option(filepattern_INCLUDE_PACKAGING "Include packaging rules for FilePattern" "${is_top_level}")
+if (filepattern_INCLUDE_PACKAGING)
+	add_subdirectory(packaging)
+endif ()
+
+
+set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+
diff --git a/src/filepattern/cpp/bindings.cpp b/src/filepattern/cpp/bindings.cpp
index 769e9c84..1d5c3c30 100644
--- a/src/filepattern/cpp/bindings.cpp
+++ b/src/filepattern/cpp/bindings.cpp
@@ -3,14 +3,16 @@
 #include <pybind11/operators.h>
 #include <pybind11/complex.h>
 #include <pybind11/stl/filesystem.h>
-#include <iostream>
 
-#include "include/filepattern.h"
 #include "pattern_object.hpp"
 
-namespace py = pybind11;
+#ifdef WITH_LIBFILEPATTERN
+#include "filepattern/filepattern.h"
+#else
+#include "include/filepattern.h"
+#endif
 
-//PYBIND11_MAKE_OPAQUE(std::vector<std::vector<Tuple>>);
+namespace py = pybind11;
 
 PYBIND11_MODULE(backend, m){
 
diff --git a/src/filepattern/cpp/interface/filepattern.cpp b/src/filepattern/cpp/interface/filepattern.cpp
index 4e5989d9..70781358 100644
--- a/src/filepattern/cpp/interface/filepattern.cpp
+++ b/src/filepattern/cpp/interface/filepattern.cpp
@@ -1,6 +1,5 @@
 #include "../include/filepattern.h"
 #include "filepattern_factory.h"
-#include "../pattern_object.hpp"
 
 FilePattern::FilePattern(const std::string& path, const std::string& filePattern, const std::string& block_size, bool recursive, bool suppressWarnings) {
 
diff --git a/packaging/CMakeLists.txt b/src/filepattern/cpp/packaging/CMakeLists.txt
similarity index 92%
rename from packaging/CMakeLists.txt
rename to src/filepattern/cpp/packaging/CMakeLists.txt
index 43b78bdd..721cdf69 100644
--- a/packaging/CMakeLists.txt
+++ b/src/filepattern/cpp/packaging/CMakeLists.txt
@@ -14,7 +14,7 @@ install(TARGETS filepattern EXPORT filepattern_Targets
         INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
         )
 
-install(DIRECTORY "${filepattern_SOURCE_DIR}/src/filepattern/cpp/include/" "${filepattern_BINARY_DIR}/include/"
+install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../include/" "${CMAKE_CURRENT_BINARY_DIR}/../include/"
         DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/filepattern/"
         COMPONENT filepattern_Development)
 
diff --git a/packaging/filepatternConfig.cmake b/src/filepattern/cpp/packaging/filepatternConfig.cmake
similarity index 97%
rename from packaging/filepatternConfig.cmake
rename to src/filepattern/cpp/packaging/filepatternConfig.cmake
index f2b9b0de..574dc49c 100644
--- a/packaging/filepatternConfig.cmake
+++ b/src/filepattern/cpp/packaging/filepatternConfig.cmake
@@ -55,3 +55,5 @@ else ()
         filepattern_load_targets(shared)
     endif ()
 endif ()
+
+message(STATUS "Found libfilepattern: ${filepattern_VERSION}")
\ No newline at end of file
diff --git a/src/filepattern/cpp/pattern_object.hpp b/src/filepattern/cpp/pattern_object.hpp
index 59cb8b84..d6973b15 100644
--- a/src/filepattern/cpp/pattern_object.hpp
+++ b/src/filepattern/cpp/pattern_object.hpp
@@ -7,7 +7,25 @@
 #include<variant>
 #include<vector>
 
-#include "util/util.hpp"
+
+#if __has_include(<filesystem>)
+  #include <filesystem>
+  namespace fs = std::filesystem;
+#elif __has_include(<experimental/filesystem>)
+  #include <experimental/filesystem>
+  namespace fs = std::experimental::filesystem;
+#else
+  error "Missing the <filesystem> header."
+#endif
+
+using Types = std::variant<int, std::string, double>;
+using Map = std::map<std::string, Types>;
+#ifdef JAVA_BINDING
+using Tuple = std::tuple<Map, std::vector<std::string>>;
+#else
+using Tuple = std::tuple<Map, std::vector<fs::path>>;
+#endif
+
 
 class PatternObject {
     public:
@@ -83,4 +101,4 @@ class PatternObject {
 
 
 
-};
+};
\ No newline at end of file
diff --git a/src/filepattern/cpp/util/fs_stream.cpp b/src/filepattern/cpp/util/fs_stream.cpp
index fcc36310..892bb6ee 100644
--- a/src/filepattern/cpp/util/fs_stream.cpp
+++ b/src/filepattern/cpp/util/fs_stream.cpp
@@ -192,10 +192,10 @@ void FilesystemStream::writeValidFiles(const Tuple& mapping){
     }
 
     for(const auto& element: get<1>(mapping)){
-         #ifdef WITH_PYTHON_H
-        file << element.string() << "," << '\n';
-        #else
+        #ifdef JAVA_BINDING
         file << element << "," << '\n';
+        #else
+        file << element.string() << "," << '\n';
         #endif
     }