|  | digraph G {
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							|  | 
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							|  |   node [style=filled, shape=box, fillcolor="#ffffcc", fontname="Sans"];
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							|  |   edge [fontname="Sans"];
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							|  | 
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							|  |   browser [label="Browser", shape=Mdiamond];
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							|  |   rp      [label="Reverse Proxy", href="https://docs.searxng.org/utils/filtron.sh.html#public-reverse-proxy"];
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							|  |   filtron [label="Filtron",       href="https://docs.searxng.org/utils/filtron.sh.html"];
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							|  |   morty   [label="Morty",         href="https://docs.searxng.org/utils/morty.sh.html"];
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							|  |   static  [label="Static files",  href="url to configure static files"];
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							|  |   uwsgi   [label="uwsgi",         href="https://docs.searxng.org/utils/searx.sh.html"]
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							|  |   searx1  [label="Searx #1"];
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							|  |   searx2  [label="Searx #2"];
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							|  |   searx3  [label="Searx #3"];
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							|  |   searx4  [label="Searx #4"];
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							|  | 
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							|  |   browser -> rp [label="HTTPS"]
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							|  | 
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							|  |   subgraph cluster_searx {
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							|  |       label = "Searx instance" fontname="Sans";
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							|  |       bgcolor="#fafafa";
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							|  |       { rank=same; static rp };
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							|  |       rp -> morty      [label="optional: images and HTML pages proxy"];
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							|  |       rp -> static     [label="optional: reverse proxy serves directly static files"];
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							|  |       rp -> filtron    [label="HTTP"];
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							|  |       filtron -> uwsgi [label="HTTP"];
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							|  |       uwsgi -> searx1;
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							|  |       uwsgi -> searx2;
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							|  |       uwsgi -> searx3;
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							|  |       uwsgi -> searx4;
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							|  |   }
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							|  | 
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							|  | }
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