Add support for the Graphviz library
Name Category Description
anjuta dev-util A versatile IDE for GNOME
asciidoc app-text AsciiDoc is a plain text human readable/writable document format
autodia dev-util Parses source code, XML or data and produces an XML document in Dia format
bioperl sci-biology Perl tools for bioinformatics - Core modules
bugzilla www-apps Bugzilla is the Bug-Tracking System from the Mozilla project
cfengine net-misc An automated suite of programs for configuring and maintaining Unix-like computers
edb-debugger dev-util edb is a cross platform x86/x86-64 debugger, inspired by Ollydbg
ganv media-libs A GTK+ widget for interactive graph-like environments
gegl media-libs A graph based image processing framework
imagemagick media-gfx A collection of tools and libraries for many image formats
k3d media-gfx A free 3D modeling, animation, and rendering system
libgda gnome-extra GNOME database access library
libsmbios sys-libs Provide access to (SM)BIOS information
nip2 media-gfx VIPS Image Processing Graphical User Interface
quilt dev-util quilt patch manager
root sci-physics C++ data analysis framework and interpreter from CERN
scapy net-analyzer A Python interactive packet manipulation program for mastering the network
spin sci-mathematics Tool for formal verification of distributed software systems
zim x11-misc A desktop wiki

Thank you!