Perhaps have a look at Augment.
http://www.openaugment.org/
   Ken

>Hello all,
>
>Does anyone have any suggestions for relationship mapping documentation?
>I've been keeping track of a bunch of information like people,
>organizations, grants, funding projects, legislation, web links ...  all on
>Visio.
>
>Does anyone know of anything that can make this easier?  Is there some
>system out there that will help me track and query for relationships, and
>display it all in a relationship map?
>
>Any suggestions would be welcome even if it's just close.
>
>Ron