a graph format and library for sublinear graph algorithms
rw calculates rank-width and rank-decompositions.
Precision Trigonometry: Advanced Calculator for Complex Math
constant-time graph connectivity test
Generation of regular graphs
lnlc calculates linear nlc-width and corresponding expressions
Functy is a 3D graph drawing package that generates immediate results.
interactive 2D plotter
'Hierarchical Bond Graph Modelling of Biochemical Networks'
Massively Parallel Graph processing on GPUs -- now part of Blazegraph