graph G {
    compound="true"
    rankdir="TB"
    bgcolor="white"
    fontname="Tahoma"

    node [
        fixedsize="false"
        fontname="Tahoma"
        color="white"
        fillcolor="deepskyblue2"
        fontcolor="black"
        shape="box"
        style="filled"
        penwidth="1.0"
    ]
    edge [
        fontname="Arial"
        color="#00688b"
        fontcolor="black"
        fontsize="12"
        arrowsize="0.5"
        penwidth="1.0"
    ]




    "cpp" -- "cpp" [label=" 100 ", penwidth="10", color="#a0a0a0FF"];
    "python" -- "python" [label=" 33 ", penwidth="3", color="#a0a0a082"];
    "dev" -- "dev" [label=" 21 ", penwidth="2", color="#a0a0a070"];
    "python" -- "cpp" [label=" 17 ", penwidth="1", color="#00688b5E"];
    "c_glib" -- "c_glib" [label=" 12 ", penwidth="1", color="#a0a0a05E"];
    "matlab" -- "matlab" [label=" 4 ", penwidth="1", color="#a0a0a04C"];
    "ruby" -- "dev" [label=" 3 ", penwidth="1", color="#00688b4C"];
    "ruby" -- "ruby" [label=" 3 ", penwidth="1", color="#a0a0a04C"];
    "python" -- "c_glib" [label=" 3 ", penwidth="1", color="#00688b4C"];
    "dev" -- "csharp" [label=" 3 ", penwidth="1", color="#00688b4C"];
    "r" -- "r" [label=" 3 ", penwidth="1", color="#a0a0a04C"];
    "swift" -- "swift" [label=" 3 ", penwidth="1", color="#a0a0a04C"];
    "ruby" -- "python" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "dev" -- "c_glib" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "ruby" -- "csharp" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "ruby" -- "c_glib" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "r" -- "csharp" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "python" -- "dev" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "r" -- "c_glib" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "csharp" -- "c_glib" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "ruby" -- "r" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "python" -- "csharp" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "r" -- "dev" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "r" -- "python" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "c_glib" -- "cpp" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "js" -- "js" [label=" 1 ", penwidth="1", color="#a0a0a04C"];
    "js" -- "dev" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "csharp" -- "csharp" [label=" 1 ", penwidth="1", color="#a0a0a04C"];
    "dev" -- "matlab" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "r" -- "cpp" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "format" -- "cpp" [label=" 1 ", penwidth="1", color="#00688b4C"];

}