Links to Optimization Sources:

NEOS Server (solve optimization problems over the internet)
Rutherford Appleton Numerical Analysis Group (Source of LANCELOT and CUTE)
Optimization Technology Center at Argonne National Laboratory and Northwestern University
Opt-Net Homepage at the University of Cologne
IWR Heidelberg Interdisciplinary Centre for Scientific Computing
Decision Tree for Optimization Software
Benchmark results for optimization codes (LANCELOT and SNOPT)