diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..acb122c9d
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,24 @@
+[submodule "dependencies/glew"]
+	path = dependencies/glew
+	url = https://github.com/nigels-com/glew
+[submodule "dependencies/iutest"]
+	path = dependencies/iutest
+	url = https://github.com/srz-zumix/iutest
+[submodule "dependencies/libpng"]
+	path = dependencies/libpng
+	url = https://github.com/glennrp/libpng
+[submodule "dependencies/rapidjson"]
+	path = dependencies/rapidjson
+	url = https://github.com/miloyip/rapidjson
+[submodule "dependencies/stb"]
+	path = dependencies/stb
+	url = https://github.com/nothings/stb
+[submodule "dependencies/utfcpp"]
+	path = dependencies/utfcpp
+	url = https://github.com/nemtrif/utfcpp
+[submodule "dependencies/zlib"]
+	path = dependencies/zlib
+	url = https://github.com/madler/zlib
+[submodule "dependencies/vendor"]
+	path = dependencies/vendor
+	url = https://github.com/mogemimi/pomdog-third-party
diff --git a/dependencies/glew b/dependencies/glew
new file mode 160000
index 000000000..dd6e034cb
--- /dev/null
+++ b/dependencies/glew
@@ -0,0 +1 @@
+Subproject commit dd6e034cbadbf8b7301766c3de956dfe2689af22
diff --git a/dependencies/iutest b/dependencies/iutest
new file mode 160000
index 000000000..f22ff8d77
--- /dev/null
+++ b/dependencies/iutest
@@ -0,0 +1 @@
+Subproject commit f22ff8d7712547b2f4c2f5fdbd0ec2233346b54f
diff --git a/dependencies/libpng b/dependencies/libpng
new file mode 160000
index 000000000..4aa590288
--- /dev/null
+++ b/dependencies/libpng
@@ -0,0 +1 @@
+Subproject commit 4aa590288b82700722cdfdceff51c08ffc9b6398
diff --git a/dependencies/rapidjson b/dependencies/rapidjson
new file mode 160000
index 000000000..f36af3053
--- /dev/null
+++ b/dependencies/rapidjson
@@ -0,0 +1 @@
+Subproject commit f36af30531bc1cfa4f26d798ba1ef668812b8fd0
diff --git a/dependencies/stb b/dependencies/stb
new file mode 160000
index 000000000..ac8adfdcb
--- /dev/null
+++ b/dependencies/stb
@@ -0,0 +1 @@
+Subproject commit ac8adfdcb3710892809e3d9cbc6998a5ec52818e
diff --git a/dependencies/utfcpp b/dependencies/utfcpp
new file mode 160000
index 000000000..f029fcc2f
--- /dev/null
+++ b/dependencies/utfcpp
@@ -0,0 +1 @@
+Subproject commit f029fcc2fbc7cd979925f198f7e6ca8170d45000
diff --git a/dependencies/vendor b/dependencies/vendor
new file mode 160000
index 000000000..2097923c3
--- /dev/null
+++ b/dependencies/vendor
@@ -0,0 +1 @@
+Subproject commit 2097923c35478dc286e74559949383bb38ccd083
diff --git a/dependencies/zlib b/dependencies/zlib
new file mode 160000
index 000000000..508932916
--- /dev/null
+++ b/dependencies/zlib
@@ -0,0 +1 @@
+Subproject commit 50893291621658f355bc5b4d450a8d06a563053d