diff --git a/submodules/googletest b/submodules/googletest
new file mode 160000
index 0000000000000000000000000000000000000000..e47544ad31cb3ceecd04cc13e8fe556f8df9fe0b
--- /dev/null
+++ b/submodules/googletest
@@ -0,0 +1 @@
+Subproject commit e47544ad31cb3ceecd04cc13e8fe556f8df9fe0b
diff --git a/submodules/gularkfilesystem b/submodules/gularkfilesystem
new file mode 160000
index 0000000000000000000000000000000000000000..fcea331ebb8273581cef3e91a131e3d7877f7dfd
--- /dev/null
+++ b/submodules/gularkfilesystem
@@ -0,0 +1 @@
+Subproject commit fcea331ebb8273581cef3e91a131e3d7877f7dfd
diff --git a/submodules/hippomocks b/submodules/hippomocks
new file mode 160000
index 0000000000000000000000000000000000000000..10960d027b398444ec3ec6ce2487de3db0283ff8
--- /dev/null
+++ b/submodules/hippomocks
@@ -0,0 +1 @@
+Subproject commit 10960d027b398444ec3ec6ce2487de3db0283ff8
diff --git a/submodules/json b/submodules/json
new file mode 160000
index 0000000000000000000000000000000000000000..fac07e22c5d7dd0423ccf31c02db5603d27e6556
--- /dev/null
+++ b/submodules/json
@@ -0,0 +1 @@
+Subproject commit fac07e22c5d7dd0423ccf31c02db5603d27e6556
diff --git a/submodules/redis-plus-plus b/submodules/redis-plus-plus
new file mode 160000
index 0000000000000000000000000000000000000000..48e178c09a2fbd10d3b991e54b8a71b70791b933
--- /dev/null
+++ b/submodules/redis-plus-plus
@@ -0,0 +1 @@
+Subproject commit 48e178c09a2fbd10d3b991e54b8a71b70791b933