diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index e34fcc897..000000000
--- a/.gitmodules
+++ /dev/null
@@ -1,42 +0,0 @@
-[submodule "freetype2"]
-	path = vendor/freetype2
-	url = git://git.sv.nongnu.org/freetype/freetype2.git
-	ignore = dirty
-[submodule "wxWidgets"]
-	path = vendor/wxWidgets
-	url = git://github.com/Aegisub/wxWidgets.git
-	ignore = dirty
-[submodule "googletest"]
-	path = vendor/googletest
-	url = git://github.com/svn2github/googletest.git
-	ignore = dirty
-[submodule "ffmpeg"]
-	path = vendor/ffmpeg
-	url = git://source.ffmpeg.org/ffmpeg.git
-	ignore = dirty
-[submodule "ffms2"]
-	path = vendor/ffms2
-	url = git://github.com/FFMS/ffms2.git
-	branch = master
-	ignore = dirty
-[submodule "libass"]
-	path = vendor/libass
-	url = git://github.com/libass/libass.git
-	branch = master
-[submodule "icu"]
-	path = vendor/icu
-	url = git://github.com/svn2github/icu4c.git
-	branch = master
-	ignore = dirty
-[submodule "boost"]
-	path = vendor/boost
-	url = https://github.com/boostorg/boost.git
-	ignore = dirty
-[submodule "fftw"]
-	path = vendor/fftw
-	url = https://github.com/Aegisub/fftw3.git
-	ignore = dirty
-[submodule "uchardet"]
-	path = vendor/uchardet
-	url = https://gitlab.freedesktop.org/uchardet/uchardet.git
-	ignore = dirty
diff --git a/vendor/boost b/vendor/boost
deleted file mode 160000
index 9ccd3390c..000000000
--- a/vendor/boost
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 9ccd3390c8e9ef05f4cb681d15b2e14eac48886e
diff --git a/vendor/ffmpeg b/vendor/ffmpeg
deleted file mode 160000
index d290bb0c5..000000000
--- a/vendor/ffmpeg
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit d290bb0c540425e937d11ed88e22c68ab97c57eb
diff --git a/vendor/ffms2 b/vendor/ffms2
deleted file mode 160000
index f3c6b008b..000000000
--- a/vendor/ffms2
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit f3c6b008b53719dcac032293e3a42a3164c8d7ec
diff --git a/vendor/fftw b/vendor/fftw
deleted file mode 160000
index d68ca6315..000000000
--- a/vendor/fftw
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit d68ca6315cafa5b8ff9367d9375314f32b7dbd81
diff --git a/vendor/freetype2 b/vendor/freetype2
deleted file mode 160000
index 51fee6558..000000000
--- a/vendor/freetype2
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 51fee655837ef99084767873266aaddfa3a31da5
diff --git a/vendor/googletest b/vendor/googletest
deleted file mode 160000
index cc0116f14..000000000
--- a/vendor/googletest
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit cc0116f14aa8ad9ab76226d082a96b1005221816
diff --git a/vendor/icu b/vendor/icu
deleted file mode 160000
index 061be17bd..000000000
--- a/vendor/icu
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 061be17bd589bb65d37b70c23513ab530cad7821
diff --git a/vendor/libass b/vendor/libass
deleted file mode 160000
index 98727c3b7..000000000
--- a/vendor/libass
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 98727c3b78f44cb3bbc955fcf5d977ebd911d5ca
diff --git a/vendor/uchardet b/vendor/uchardet
deleted file mode 160000
index bdfd6116a..000000000
--- a/vendor/uchardet
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit bdfd6116a965fd210ef563613763e724424728b7
diff --git a/vendor/wxWidgets b/vendor/wxWidgets
deleted file mode 160000
index d08c66fcb..000000000
--- a/vendor/wxWidgets
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit d08c66fcb46dea7d61e4a3565cd09fb4c675a201