diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..baadade
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,14 @@
+# Build files
+/build-fx
+/build-cg
+/build-cg-push
+/*.g1a
+/*.g3a
+
+# Python bytecode
+__pycache__/
+
+# Common IDE files
+*.sublime-project
+*.sublime-workspace
+.vscode
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..af68044
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,50 @@
+# Configure with [fxsdk build-fx] or [fxsdk build-cg], which provide the
+# toolchain file and module path of the fxSDK
+
+cmake_minimum_required(VERSION 3.15)
+project(MyAddin)
+
+include(GenerateG1A)
+include(GenerateG3A)
+include(Fxconv)
+find_package(Gint 2.9 REQUIRED)
+
+set(SOURCES
+  src/main.c
+  src/engine.c
+  src/animation.c
+  src/stalactites.c
+  src/wind.c
+  # ...
+)
+# Shared assets, fx-9860G-only assets and fx-CG-50-only assets
+set(ASSETS
+  # ...
+)
+set(ASSETS_fx
+  assets-fx/example.png
+  # ...
+)
+set(ASSETS_cg
+  assets-cg/bat_spritesheet.png
+  assets-cg/background.png
+  assets-cg/stalactites.png
+  assets-cg/startmenu.png
+  assets-cg/gameover.png
+  assets-cg/wind.png
+  # ...
+)
+
+fxconv_declare_assets(${ASSETS} ${ASSETS_fx} ${ASSETS_cg} WITH_METADATA)
+
+add_executable(myaddin ${SOURCES} ${ASSETS} ${ASSETS_${FXSDK_PLATFORM}})
+target_compile_options(myaddin PRIVATE -Wall -Wextra -Os)
+target_link_libraries(myaddin Gint::Gint)
+
+if("${FXSDK_PLATFORM_LONG}" STREQUAL fx9860G)
+  generate_g1a(TARGET myaddin OUTPUT "MyAddin.g1a"
+    NAME "MyAddin" ICON assets-fx/icon.png)
+elseif("${FXSDK_PLATFORM_LONG}" STREQUAL fxCG50)
+  generate_g3a(TARGET myaddin OUTPUT "FlappyBat.g3a"
+    NAME "FlappyBat" ICONS assets-cg/icon-uns.png assets-cg/icon-sel.png)
+endif()