diff --git a/.gitignore b/.gitignore
index e02c9e9..3b70e90 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,5 @@ log/
 \.project
 
 \.pydevproject
+
+\.settings/
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..85e0a7b
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "submodules/multimon"]
+	path = submodules/multimon
+	url = https://github.com/EliasOenal/multimon-ng
+[submodule "submodules/rtl-sdr"]
+	path = submodules/rtl-sdr
+	url = https://github.com/osmocom/rtl-sdr
diff --git a/submodules/multimon b/submodules/multimon
new file mode 160000
index 0000000..d01dd89
--- /dev/null
+++ b/submodules/multimon
@@ -0,0 +1 @@
+Subproject commit d01dd89bd24bc801af71a4bf499e3381d6066e3a
diff --git a/submodules/rtl-sdr b/submodules/rtl-sdr
new file mode 160000
index 0000000..b04c2f9
--- /dev/null
+++ b/submodules/rtl-sdr
@@ -0,0 +1 @@
+Subproject commit b04c2f9f035c5aede43d731e5d58e4725d2f8bb4