diff --git a/.gitignore b/.gitignore
index 922a975..002b1ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,4 +16,9 @@ x64/
 *.gltf
 !sponza.gltf
 
-imgui.ini
\ No newline at end of file
+imgui.ini
+libs/physx/physx/include/
+libs/physx/physx/compiler/
+libs/physx/physx/buildtools/
+libs/physx/physx/bin/
+libs/nativefiledialog/build/
diff --git a/.gitmodules b/.gitmodules
index 2d108a0..bad9651 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -39,3 +39,6 @@
 [submodule "libs/mINI"]
 	path = libs/mINI
 	url = https://github.com/pulzed/mINI.git
+[submodule "libs/imgui-filebrowser"]
+	path = libs/imgui-filebrowser
+	url = https://github.com/AirGuanZ/imgui-filebrowser.git
diff --git a/libs/imgui-filebrowser b/libs/imgui-filebrowser
new file mode 160000
index 0000000..cfccc2a
--- /dev/null
+++ b/libs/imgui-filebrowser
@@ -0,0 +1 @@
+Subproject commit cfccc2aab651cb19cbc2c3ad36be78c36078ec76