by Martin Loetzsch
is a Common Lisp
interface to the 'dot' tool of the GraphViz graphics library
. With s-dot, you can specify a graph in an s-expressions syntax and a there are functions to translate these s-expressions into the native syntax of the dot tool.
S-Dot is open source under an Apache style licence.
You may want to check out cl-graphviz and cl-dot.
ASDF-install package (obsolete) http://martin-loetzsch.de/S-DOT/s-dot.tar.gz