diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..9fe03df
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,41 @@
+[submodule "repos/ffnvcodec"]
+	path = repos/ffnvcodec
+	url = https://github.com/FFmpeg/nv-codec-headers.git
+	branch = sdk/9.1
+[submodule "repos/amf"]
+	path = repos/amf
+	url = https://github.com/GPUOpen-LibrariesAndSDKs/AMF.git
+[submodule "repos/svt-av1"]
+	path = repos/svt-av1
+	url = https://github.com/AOMediaCodec/SVT-AV1
+[submodule "repos/libogg"]
+	path = repos/libogg
+	url = https://github.com/xiph/ogg.git
+[submodule "repos/libvorbis"]
+	path = repos/libvorbis
+	url = https://github.com/xiph/vorbis.git
+[submodule "repos/snappy"]
+	path = repos/snappy
+	url = https://github.com/google/snappy.git
+[submodule "repos/libvpx"]
+	path = repos/libvpx
+	url = https://github.com/webmproject/libvpx.git
+[submodule "repos/fdk-aac"]
+	path = repos/fdk-aac
+	url = https://github.com/mstorsjo/fdk-aac.git
+[submodule "repos/zimg"]
+	path = repos/zimg
+	url = https://github.com/sekrit-twc/zimg.git
+[submodule "repos/x264"]
+	path = repos/x264
+	url = https://code.videolan.org/videolan/x264.git
+[submodule "repos/opus"]
+	path = repos/opus
+	url = https://github.com/xiph/opus.git
+[submodule "repos/x265"]
+	path = repos/x265
+	url = https://github.com/videolan/x265.git
+[submodule "repos/ffmpeg"]
+	path = repos/ffmpeg
+	url = https://github.com/FFmpeg/FFmpeg.git
+	branch = release/5.0
diff --git a/repos/amf b/repos/amf
new file mode 160000
index 0000000..fbf12cd
--- /dev/null
+++ b/repos/amf
@@ -0,0 +1 @@
+Subproject commit fbf12cd39fe1812ed902525a1c001307b94871b9
diff --git a/repos/fdk-aac b/repos/fdk-aac
new file mode 160000
index 0000000..072f2cd
--- /dev/null
+++ b/repos/fdk-aac
@@ -0,0 +1 @@
+Subproject commit 072f2cdafdd2bb7ed2d630d09c2a5697a4aec53d
diff --git a/repos/ffmpeg b/repos/ffmpeg
new file mode 160000
index 0000000..911d7f1
--- /dev/null
+++ b/repos/ffmpeg
@@ -0,0 +1 @@
+Subproject commit 911d7f167c30f27a042b8558dfcf012b3c20e858
diff --git a/repos/ffnvcodec b/repos/ffnvcodec
new file mode 160000
index 0000000..46e0622
--- /dev/null
+++ b/repos/ffnvcodec
@@ -0,0 +1 @@
+Subproject commit 46e0622403b8a572b98d2f28d940e29ee70042e9
diff --git a/repos/libogg b/repos/libogg
new file mode 160000
index 0000000..3069cc2
--- /dev/null
+++ b/repos/libogg
@@ -0,0 +1 @@
+Subproject commit 3069cc2bb44160982cdb21b2b8f0660c76b17572
diff --git a/repos/libvorbis b/repos/libvorbis
new file mode 160000
index 0000000..84c0236
--- /dev/null
+++ b/repos/libvorbis
@@ -0,0 +1 @@
+Subproject commit 84c023699cdf023a32fa4ded32019f194afcdad0
diff --git a/repos/libvpx b/repos/libvpx
new file mode 160000
index 0000000..bf672f2
--- /dev/null
+++ b/repos/libvpx
@@ -0,0 +1 @@
+Subproject commit bf672f23a5336cb54dbcb2e4417142139f44cc3e
diff --git a/repos/opus b/repos/opus
new file mode 160000
index 0000000..c6f9857
--- /dev/null
+++ b/repos/opus
@@ -0,0 +1 @@
+Subproject commit c6f98577716d39907264d5388b74b5be5dea3d6c
diff --git a/repos/snappy b/repos/snappy
new file mode 160000
index 0000000..8dd58a5
--- /dev/null
+++ b/repos/snappy
@@ -0,0 +1 @@
+Subproject commit 8dd58a519f79f0742d4c68fbccb2aed2ddb651e8
diff --git a/repos/svt-av1 b/repos/svt-av1
new file mode 160000
index 0000000..e7a4fb4
--- /dev/null
+++ b/repos/svt-av1
@@ -0,0 +1 @@
+Subproject commit e7a4fb447afd9208feb14e3154f78a5c224e64e4
diff --git a/repos/x264 b/repos/x264
new file mode 160000
index 0000000..bfc87b7
--- /dev/null
+++ b/repos/x264
@@ -0,0 +1 @@
+Subproject commit bfc87b7a330f75f5c9a21e56081e4b20344f139e
diff --git a/repos/x265 b/repos/x265
new file mode 160000
index 0000000..4191822
--- /dev/null
+++ b/repos/x265
@@ -0,0 +1 @@
+Subproject commit 419182243fb2e2dfbe91dfc45a51778cf704f849
diff --git a/repos/zimg b/repos/zimg
new file mode 160000
index 0000000..4e5950f
--- /dev/null
+++ b/repos/zimg
@@ -0,0 +1 @@
+Subproject commit 4e5950fc393e0eb1f2da9d6f71788ab65e369844