Here&#x27;s an example of part of my family tree with Graphviz [1] (using dot layout), and here&#x27;s one with all my known ancestors [2] (using neato). A reasonably small subset works ok with dot (e.g. note that the first example excludes all siblings for example).<p>[1] <a href="http:&#x2F;&#x2F;hokstad.com&#x2F;family-tree-using-graphviz-and-ruby" rel="nofollow">http:&#x2F;&#x2F;hokstad.com&#x2F;family-tree-using-graphviz-and-ruby</a><p>[2] <a href="http:&#x2F;&#x2F;hokstad.com&#x2F;all-my-known-ancestors" rel="nofollow">http:&#x2F;&#x2F;hokstad.com&#x2F;all-my-known-ancestors</a>