diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..2480b37
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,12 @@
+[submodule "keepalived-simple"]
+	path = keepalived-simple
+	url = https://git.velt.biz/Ansible/keepalived-simple.git
+	branch = main
+[submodule "mariadb-galera"]
+	path = mariadb-galera
+	url = https://git.velt.biz/Ansible/mariadb-galera.git
+	branch = main
+[submodule "mariadb-replication"]
+	path = mariadb-replication
+	url = https://git.velt.biz/Ansible/mariadb-replication.git
+	branch = main
diff --git a/keepalived-simple b/keepalived-simple
new file mode 160000
index 0000000..20e50b4
--- /dev/null
+++ b/keepalived-simple
@@ -0,0 +1 @@
+Subproject commit 20e50b41287f5b16d8a5eb35ce3b49f3a7a30728
diff --git a/mariadb-galera b/mariadb-galera
new file mode 160000
index 0000000..0c855bf
--- /dev/null
+++ b/mariadb-galera
@@ -0,0 +1 @@
+Subproject commit 0c855bf1c753fbd80e65e761abbeade2ee7b15a0
diff --git a/mariadb-replication b/mariadb-replication
new file mode 160000
index 0000000..62d3b0b
--- /dev/null
+++ b/mariadb-replication
@@ -0,0 +1 @@
+Subproject commit 62d3b0b2f14d032b9d3df68d157eaeae5352bd16