Eldorado is a project to graph cool things with / related to wiki - using Neo4j, Graphviz, and integrating code written by Ward Cunningham. See github
strict digraph { rankdir=LR node [shape=box style=filled, fillcolor=palegreen] "dogs" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=dogs"] "movies" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=movies"] "movies" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=movies"] "movies" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=movies"] "movies" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=movies"] "movies" [shape=plaintext fillcolor=white URL="http://localhost:9292/schema_with_sources?source=movies"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Person" [URL="http://localhost:9292/schema_with_sources?label=Person"] "Movie" [URL="http://localhost:9292/schema_with_sources?label=Movie"] "Movie" [URL="http://localhost:9292/schema_with_sources?label=Movie"] "Movie" [URL="http://localhost:9292/schema_with_sources?label=Movie"] "Movie" [URL="http://localhost:9292/schema_with_sources?label=Movie"] "Movie" [URL="http://localhost:9292/schema_with_sources?label=Movie"] "PersonFOLLOWSPerson" [label="FOLLOWS" shape=plaintext fillcolor=white] "PersonACTED_INMovie" [label="ACTED\nIN" shape=plaintext fillcolor=white] "PersonPRODUCEDMovie" [label="PRODUCED" shape=plaintext fillcolor=white] "PersonDIRECTEDMovie" [label="DIRECTED" shape=plaintext fillcolor=white] "PersonWROTEMovie" [label="WROTE" shape=plaintext fillcolor=white] "PersonREVIEWEDMovie" [label="REVIEWED" shape=plaintext fillcolor=white] "Person" -> "PersonFOLLOWSPerson" "Person" -> "PersonACTED_INMovie" "Person" -> "PersonPRODUCEDMovie" "Person" -> "PersonDIRECTEDMovie" "Person" -> "PersonWROTEMovie" "Person" -> "PersonREVIEWEDMovie" "PersonFOLLOWSPerson" -> "Person" "PersonACTED_INMovie" -> "Movie" "PersonPRODUCEDMovie" -> "Movie" "PersonDIRECTEDMovie" -> "Movie" "PersonWROTEMovie" -> "Movie" "PersonREVIEWEDMovie" -> "Movie" "dogs" -> "PersonFOLLOWSPerson" [style=dotted arrowhead=none label=3 fontcolor=gray URL="http://localhost:9292/sample_relations?source=dogs&type=FOLLOWS&from=Person&to=Person&count=3®ex=.*"] "movies" -> "PersonACTED_INMovie" [style=dotted arrowhead=none label=172 fontcolor=gray URL="http://localhost:9292/sample_relations?source=movies&type=ACTED_IN&from=Person&to=Movie&count=172®ex=.*"] "movies" -> "PersonPRODUCEDMovie" [style=dotted arrowhead=none label=15 fontcolor=gray URL="http://localhost:9292/sample_relations?source=movies&type=PRODUCED&from=Person&to=Movie&count=15®ex=.*"] "movies" -> "PersonDIRECTEDMovie" [style=dotted arrowhead=none label=44 fontcolor=gray URL="http://localhost:9292/sample_relations?source=movies&type=DIRECTED&from=Person&to=Movie&count=44®ex=.*"] "movies" -> "PersonWROTEMovie" [style=dotted arrowhead=none label=10 fontcolor=gray URL="http://localhost:9292/sample_relations?source=movies&type=WROTE&from=Person&to=Movie&count=10®ex=.*"] "movies" -> "PersonREVIEWEDMovie" [style=dotted arrowhead=none label=9 fontcolor=gray URL="http://localhost:9292/sample_relations?source=movies&type=REVIEWED&from=Person&to=Movie&count=9®ex=.*"] }