Graphviz - Graph Visualization Software

Envisioning connections

Join the Graphviz open source team!

With the explosion of graph-based data, the Graphviz project offers new contributors excellent opportunities to explore new concepts, or enhance tools that thousands of projects already use. We're looking for programmers and technical experts in core algorithms, interactive and command line programs, and rendering. This page provides a list of possible open work. And, of course, we are open to your suggestions. If you are interested, please contact us.

Documentation

Documentation

On-line Reference Pages
User's Guides NOTE:The first two documents are not current with the features and details of Graphviz. They can serve as tutorials for understanding how to use Graphviz, but the most up-to-date documentation is provided in the on-line pages listed above.
- dot
- neato
- smyrna
- lefty
- dotty
- Cgraph library tutorial
- Using Graphviz as a library
- - pre-2.30 version
- Sample Programs using Graphviz
Manual pages
- Layout Commands
  - circo
  - dot
  - fdp
  - neato
  - osage
  - sfdp
  - twopi
- Tools
  - acyclic
  - bcomps
  - ccomps
  - diffimg
  - dijkstra
  - dotty
  - gc
  - gml2gv
  - gxl2gv
  - gv2gxl
  - gvcolor
  - gvedit
  - gvgen
  - gvpack
  - gvpr
  - lefty
  - lneato
  - mm2gv
  - nop
  - sccmap
  - smyrna
  - tred
  - unflatten
  - vimdot
- C Libraries
  - cdt
  - cgraph
  - graph
  - gvc
  - pack
  - pathplan
  - xdot
- Tcl/Tk Libraries
- Scripting APIs
  - gv.3guile
  - gv.3java
  - gv.3perl
  - gv.3php
  - gv.3python
  - gv.3ruby
  - gv.3tcl

Papers
- Graphviz and Dynagraph - Static and Dynamic Graph Drawing Tools - a condensed overview (cite)
- An open graph visualization system and its applications to software engineering - longer overview, preferred for citation (cite)
- Graph Drawing by Stress Majorization - an improved algorithm for neato (cite)
- Topological Fisheye Views for Visualizing Large Graphs - topological-based distorted views for large graphs
- A method for drawing directed graphs - dot's algorithm (1993) (cite)
- Improved Circular Layouts - crossing reduction and edge bundling for circular layouts (cite)
- Efficient and High Quality Force-Directed Graph Drawing - the multiscale algorithm used in sfdp (cite)
- Implementing a General-Purpose Edge Router - edge routing in Graphviz (cite)
- Improved Force-Directed Layouts - Voronoi-based node overlap removal (cite)
- GMap: Visualizing graphs and clusters as maps - displaying graphs as maps (cite)
- Efficient Node Overlap Removal Using a Proximity Stress Model - Prism node overlap removal (cite)
- On-line Hierarchical Graph Drawing - dynadag algorithm
Source Documentation
- Doxygen generated documentation of Graphviz, with dot generated diagrams
Change Log
- ChangeLog.txt
Open Problems
- Graphviz Wish List

Recent comments

Viz image issue
1 week 20 hours ago
Did you try other layout
1 week 21 hours ago
Work around or status of this issue
1 week 1 day ago
Recent releases of graphviz
1 week 2 days ago
Re: dotneato-config.sh
1 week 2 days ago
In general, this is a tough
1 week 5 days ago
> Assuming h.png is the same
1 week 6 days ago
Can you provide a sample
2 weeks 6 hours ago
Assuming h.png is the same
2 weeks 22 hours ago
Sorry, no. If you had access
2 weeks 23 hours ago