- aquamarine
- black
- blue
- cyan
- darkblue
- darkcyan
- darkgray
- darkgreen
- darkgrey
- darkmagenta
- darkred
- darkyellow
- gold
- green
- khaki
- lightblue
- lightcyan
- lightgray
- lightgreen
- lightgrey
- lightmagenta
- lightred
- lightyellow
- lilac
- magenta
- orange
- orchid
- pink
- purple
- red
- turquoise
- white
- yellow
- yellowgreen
- box
- circle
- ellipse
- hexagon
- lparallelogram
- rhomb
- rhomboid
- rparallelogram
- trapeze
- trapezoid
- triangle
- uptrapeze
- uptrapezoid
- boxed
- clustered
- exclusive
- folded
- unfolded
- white
- wrapped
- dfs
- forcedir
- maxdegree
- maxdepth
- maxdepthslow
- maxindegree
- maxoutdegree
- minbackward
- mindegree
- mindepth
- mindepthslow
- minindegree
- minoutdegree
- normal
- tree
- attraction
- randomfactor
- randomimpulse
- randomrounds
- repulsion
- tempmax
- tempmin
- tempscheme
- temptreshold
- circular
- no
- orthogonal
- polar
- polcircular
- bottom_to_top
- bottomtotop
- left_to_right
- lefttoright
- right_to_left
- righttoleft
- top_to_bottom
- toptobottom
- continuous
- dashed
- dotted
- double
- invisible
- solid
- triple
- cfish
- dcfish
- dpfish
- fcfish
- fpfish
- pfish