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"
    ]

    "[apache / flink-connector-elasticsearch]" [fillcolor="deepskyblue2"];
    "[apache / flink]" [fillcolor="deepskyblue2"];
    "[apache / flink-kubernetes-operator]" [fillcolor="deepskyblue2"];
    "[apache / flink-connector-kafka]" [fillcolor="deepskyblue2"];
    "[apache / flink-connector-aws]" [fillcolor="deepskyblue2"];
    "[apache / flink-connector-hbase]" [fillcolor="deepskyblue2"];
    "[apache / flink-web]" [fillcolor="deepskyblue2"];
    "[apache / flink-connector-pulsar]" [fillcolor="deepskyblue2"];
    "[apache / flink-ml]" [fillcolor="deepskyblue2"];
    "[apache / flink-connector-mongodb]" [fillcolor="deepskyblue2"];



    "[apache / flink-kubernetes-operator]" -- "[apache / flink]" [label=" 4 ", penwidth="4", color="#00688b93"];
    "[apache / flink]" -- "[apache / flink-connector-pulsar]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink-connector-aws]" -- "[apache / flink-web]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink-connector-hbase]" -- "[apache / flink-connector-elasticsearch]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink-connector-elasticsearch]" -- "[apache / flink]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink-connector-hbase]" -- "[apache / flink]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink]" -- "[apache / flink-connector-aws]" [label=" 2 ", penwidth="2", color="#00688b70"];
    "[apache / flink-ml]" -- "[apache / flink]" [label=" 2 ", penwidth="2", color="#00688b70"];

}