digraph G { graph [layout=dot rankdir=LR] // This is just an example for you to use as a template. // Edit as you like. Whenever you save a legal graph // the layout in the graphviz window will be updated. vim [href="http://www.vim.org/"] dot [href="http://www.graphviz.org/"] vimdot [href="file:///usr/bin/vimdot"] {vim dot} -> vimdot }