Rigiedit uses GraphEd for graph layout: "The spring and Sugiyama layouts were done by exporting the graph representation and running the layout algorithms off-line, using stand-alone programs provided as part of the GraphEd package." RigiRCL commands: =writeGEF=, =layout=, =spring=, ... Binaries: =$RIGI/bin/gel-spring= and =$RIGI/bin/gel-sugiyama= ---- CategoryRigi