diff --git a/README.md b/README.md
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@@ -1,2 +1,20 @@
 # external
 Third party libraries
+
+
+Third-Party Libraries Used in the evio
+
+Supported Operating Systems/Platforms
+Ubuntu 16.04 and 18.04 - x64
+Raspbian Stretch on Raspberry Pi 3 and 4 - ARM7
+Raspbian Stretch on Raspberry Pi Zero - ARM6
+Microsoft Windows 10 - x64
+Please find the third-party libraries for the above systems in their respective repository branches.
+
+Clone a Single Branch
+If you want to clone a single branch instead of the whole repository, use the following command:
+
+git clone -b <branch> --single-branch <url>
+For instance, to clone the ubuntu-x64 branch, use:
+
+git clone -b ubuntu-x64 --single-branch https://github.com/EdgeVPNio/external.git