diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5e56e04
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/bin
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..da012e8
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "Project_CTR"]
+	path = Project_CTR
+	url = https://github.com/3DSGuy/Project_CTR
+[submodule "3dstool"]
+	path = 3dstool
+	url = https://github.com/dnasdw/3dstool.git
+[submodule "bannertool"]
+	path = bannertool
+	url = https://github.com/deltabeard/bannertool.git
diff --git a/3dstool b/3dstool
new file mode 160000
index 0000000..9c4336b
--- /dev/null
+++ b/3dstool
@@ -0,0 +1 @@
+Subproject commit 9c4336bca8898f3860b41241b8a7d9d4a6772e79
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ac5ca90
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,67 @@
+SHIMS := $(shell pwd)/shims
+
+ifneq ($(CMAKE_TOOLCHAIN_FILE),)
+  CROSS_PREFIX := $(shell grep -F 'set(cross_prefix ' $(CMAKE_TOOLCHAIN_FILE) | cut -d' ' -f2 | cut -d')' -f1)
+  CMAKE_CXX_FLAGS := -DCMAKE_CXX_FLAGS="-I$(SHIMS) -I$(shell grep -F 'set(toolchain_dir ' $(CMAKE_TOOLCHAIN_FILE) | cut -d' ' -f2 | cut -d')' -f1)/include"
+  CMAKE_EXE_LINKER_FLAGS := -DCMAKE_EXE_LINKER_FLAGS="-L$(shell grep -F 'set(toolchain_dir ' $(CMAKE_TOOLCHAIN_FILE) | cut -d' ' -f2 | cut -d')' -f1)/lib"
+  CC = $(CROSS_PREFIX)gcc
+  CXX = $(CROSS_PREFIX)g++
+  ifneq ($(findstring mingw,$(CROSS_PREFIX)),)
+    SUFFIX := .exe
+    ARCHFLAGS := -static-libgcc -static-libstdc++
+    ARCHFLAGS2 := -municode $(ARCHFLAGS)
+	CMAKE_CXX_STANDARD_LIBRARIES := -DCMAKE_CXX_STANDARD_LIBRARIES="-lz -lwldap32 -lws2_32 -lcrypt32 -lkernel32 -luser32"
+	EXTRA_TARGETS := bin/libwinpthread-1.dll
+	SYSDIR := $(shell grep -F 'set(CMAKE_PREFIX_PATH ${toolchain_dir}' $(CMAKE_TOOLCHAIN_FILE) | cut -d';' -f2 | cut -d')' -f1)
+  endif
+  CMAKE_EXTRA = && cmake . $(CMAKE_CXX_FLAGS) $(CMAKE_EXE_LINKER_FLAGS) $(CMAKE_CXX_STANDARD_LIBRARIES)
+endif
+
+STRIP = $(CROSS_PREFIX)strip
+AR = $(CROSS_PREFIX)ar
+
+all: 3dstool bannertool ctrtool makerom $(EXTRA_TARGETS)
+
+.PHONY: 3dstool bannertool ctrltool makerom clean distclean cross
+
+3dstool: bin/3dstool$(SUFFIX)
+bannertool: bin/bannertool$(SUFFIX)
+ctrtool: bin/ctrtool$(SUFFIX)
+makerom: bin/makerom$(SUFFIX)
+
+bin/bannertool$(SUFFIX):
+	$(MAKE) -C bannertool CC=$(CC) CXX=$(CXX) LDFLAGS="-static-libgcc -static-libstdc++"
+	install -Dm755 bannertool/bannertool.elf bin/bannertool$(SUFFIX)
+	$(STRIP) bin/bannertool$(SUFFIX)
+
+bin/ctrtool$(SUFFIX):
+	ARCHFLAGS="$(ARCHFLAGS2)" CC=$(CC) CXX=$(CXX) INC=-I$(SHIMS) $(MAKE) -C Project_CTR/ctrtool deps PROJECT_PLATFORM=foo ARFLAGS=cr
+	ARCHFLAGS="$(ARCHFLAGS2)" CC=$(CC) CXX=$(CXX) INC=-I$(SHIMS) $(MAKE) -C Project_CTR/ctrtool PROJECT_PLATFORM=foo ARFLAGS=cr
+	install -Dm755 -t bin Project_CTR/ctrtool/bin/ctrtool$(SUFFIX)
+	$(STRIP) bin/ctrtool$(SUFFIX)
+
+bin/makerom$(SUFFIX):
+	ARCHFLAGS="$(ARCHFLAGS)" CC=$(CC) CXX=$(CXX) INC=-I$(SHIMS) $(MAKE) -C Project_CTR/makerom deps PROJECT_PLATFORM=foo ARFLAGS=cr
+	ARCHFLAGS="$(ARCHFLAGS)" CC=$(CC) CXX=$(CXX) INC=-I$(SHIMS) $(MAKE) -C Project_CTR/makerom PROJECT_PLATFORM=foo ARFLAGS=cr
+	install -Dm755 -t bin Project_CTR/makerom/bin/makerom$(SUFFIX)
+	$(STRIP) bin/makerom$(SUFFIX)
+
+bin/3dstool$(SUFFIX):
+	cd 3dstool && cmake . -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE=$(CMAKE_TOOLCHAIN_FILE) $(CMAKE_EXTRA)
+	cmake --build 3dstool
+	install -Dm755 -t bin 3dstool/bin/Release/3dstool$(SUFFIX)
+	$(STRIP) bin/3dstool$(SUFFIX)
+
+bin/libwinpthread-1.dll:
+	mkdir bin
+	cp $(SYSDIR)/lib/libwinpthread-1.dll bin
+
+clean:
+	rm -f bannertool/bannertool.elf
+	$(MAKE) -C Project_CTR/ctrtool clean clean_deps
+	$(MAKE) -C Project_CTR/makerom clean clean_deps
+	-cmake --build 3dstool --target clean
+	rm -rf bin
+
+distclean: clean
+	git submodule foreach git clean -dfx
diff --git a/Project_CTR b/Project_CTR
new file mode 160000
index 0000000..334f6f0
--- /dev/null
+++ b/Project_CTR
@@ -0,0 +1 @@
+Subproject commit 334f6f04683e788c1bc9e614a554d078005adc1f
diff --git a/bannertool b/bannertool
new file mode 160000
index 0000000..cc9fcb5
--- /dev/null
+++ b/bannertool
@@ -0,0 +1 @@
+Subproject commit cc9fcb54637a35c9eb83349e897aef01f3594fba
diff --git a/shims/Windows.h b/shims/Windows.h
new file mode 100644
index 0000000..ccda01f
--- /dev/null
+++ b/shims/Windows.h
@@ -0,0 +1 @@
+#include_next <windows.h>