diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..ebe883f
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,54 @@
+cmake_minimum_required(VERSION 3.14)
+
+project("srmtools")
+
+# build type
+if(NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Choose the build type" FORCE)
+    set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "RelWithDebInfo" "MinSizeRel")
+endif()
+# hide other incomplete configurations from Visual Studio
+set(CMAKE_CONFIGURATION_TYPES ${CMAKE_BUILD_TYPE} CACHE INTERNAL "Active configuration" FORCE)
+mark_as_advanced(FORCE CMAKE_CONFIGURATION_TYPES)
+
+# installation
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+    set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/INSTALL" CACHE PATH "Installation prefix" FORCE)
+endif()
+set(CMAKE_INSTALL_MESSAGE LAZY)
+
+set(CMAKE_CXX_STANDARD 17)
+
+# Visual Studio settings
+if(MSVC)
+    # build MT configuration by default
+    string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
+    string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
+    string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
+    string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL}")
+    
+    # enable multithreaded build
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
+
+    # disable annoying warnings
+	add_definitions(-D_CRT_SECURE_NO_WARNINGS)
+endif()
+set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+
+# packaging
+set(CPACK_GENERATOR "ZIP")
+set(CPACK_PACKAGE_FILE_NAME "srm-tools-0.9")
+include(CPack)
+
+macro(SetTargetCategory target category)
+	file(GLOB_RECURSE files LIST_DIRECTORIES false RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *)
+    foreach(i IN LISTS files)
+        get_filename_component(source_path "${i}" PATH)
+        string(REPLACE "/" "\\" source_path "${source_path}")
+        source_group("${source_path}" FILES ${i})
+    endforeach()
+	
+	set_property(TARGET ${target} PROPERTY FOLDER ${category})
+endmacro()
+
+add_subdirectory("src")
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 0000000..2832ea9
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,7 @@
+add_executable(srm2sav srm2sav.cxx)
+add_executable(sav2srm sav2srm.cxx)
+
+install(TARGETS srm2sav sav2srm DESTINATION "bin")
+
+SetTargetCategory(srm2sav "")
+SetTargetCategory(sav2srm "")
diff --git a/src/sav2srm.cxx b/src/sav2srm.cxx
new file mode 100644
index 0000000..38ecbb1
--- /dev/null
+++ b/src/sav2srm.cxx
@@ -0,0 +1,73 @@
+#include <cstdint>
+#include <filesystem>
+#include <fstream>
+#include <iostream>
+#include <stdexcept>
+#include <vector>
+
+
+
+using namespace std;
+
+
+
+void sav2srm(const filesystem::path &in_fn, const filesystem::path &out_fn)
+{
+    ifstream ifs(in_fn, ifstream::binary);
+    if(!ifs.is_open())
+        throw runtime_error("unable to open input file");
+
+    auto data_size(filesystem::file_size(in_fn));
+
+    std::vector<uint8_t> data(data_size);
+    ifs.read((char *)data.data(), data_size);
+
+    ofstream ofs(out_fn, ofstream::binary);
+    if(!ofs.is_open())
+        throw runtime_error("unable to create output file");
+
+    for(auto const &e : data)
+    {
+        uint16_t d = e << 8 | 0xff;
+        ofs.write((char *)&d, sizeof(d));
+    }
+}
+
+
+
+int main(int argc, char *argv[])
+{
+    int exit_code(0);
+
+    try
+    {
+        if(argc == 2)
+        {
+            filesystem::path in_fn(argv[1]);
+            filesystem::path out_fn(argv[1]);
+            out_fn.replace_extension(".srm");
+
+            if(in_fn == out_fn)
+                throw runtime_error("overwriting input file");
+
+            sav2srm(in_fn, out_fn);
+        }
+        else
+        {
+            cout << "usage: sav2srm <SAV-file>" << endl;
+            exit_code = 1;
+        }
+    }
+    catch(const exception &e)
+    {
+        cerr << "error: " << e.what() << endl;
+        exit_code = 2;
+    }
+    catch(...)
+    {
+        cerr << "error: unhandled exception" << endl;
+        exit_code = 3;
+    }
+
+    return exit_code;
+}
diff --git a/src/srm2sav.cxx b/src/srm2sav.cxx
new file mode 100644
index 0000000..bc73fcf
--- /dev/null
+++ b/src/srm2sav.cxx
@@ -0,0 +1,75 @@
+#include <cstdint>
+#include <filesystem>
+#include <fstream>
+#include <iostream>
+#include <stdexcept>
+#include <vector>
+
+
+
+using namespace std;
+
+
+
+void srm2sav(const filesystem::path &in_fn, const filesystem::path &out_fn)
+{
+    ifstream ifs(in_fn, ifstream::binary);
+    if(!ifs.is_open())
+        throw runtime_error("unable to open input file");
+
+    auto data_size(filesystem::file_size(in_fn));
+    if(data_size & 1)
+        throw runtime_error("file is not SRM file");
+
+    std::vector<uint16_t> data(data_size / sizeof(uint16_t));
+    ifs.read((char *)data.data(), data_size);
+
+    ofstream ofs(out_fn, ofstream::binary);
+    if(!ofs.is_open())
+        throw runtime_error("unable to create output file");
+
+    for(auto const &e : data)
+    {
+        uint8_t d = e >> 8 & 0xff;
+        ofs.write((char *)&d, sizeof(d));
+    }
+}
+
+
+
+int main(int argc, char *argv[])
+{
+    int exit_code(0);
+
+    try
+    {
+        if(argc == 2)
+        {
+            filesystem::path in_fn(argv[1]);
+            filesystem::path out_fn(argv[1]);
+            out_fn.replace_extension(".sav");
+
+            if(in_fn == out_fn)
+                throw runtime_error("overwriting input file");
+
+            srm2sav(in_fn, out_fn);
+        }
+        else
+        {
+            cout << "usage: srm2sav <SRM-file>" << endl;
+            exit_code = 1;
+        }
+    }
+    catch(const exception &e)
+    {
+        cerr << "error: " << e.what() << endl;
+        exit_code = 2;
+    }
+    catch(...)
+    {
+        cerr << "error: unhandled exception" << endl;
+        exit_code = 3;
+    }
+
+    return exit_code;
+}