COCONUT - Continuous Constraints - Updating the Technology
www.mat.univie.ac.at/users/neum/public_html/glopt/coconut/

Computational Infrastructure for Operations Research
www.coin-or.org

COPS - Large Scale Optimization Problems
www.mcs.anl.gov/~more/cops/

CUTEr - A constrained and Unconstrained Testing Environment, revisited
cuter.rl.ac.uk/cuter-www/

Decision Tree for Optimization Software
plato.asu.edu/guide.html

e-Optimization Community
e-optimization.com/resources/

Global Optimization
www.mat.univie.ac.at/~neum/glopt.html

Global Optimization - Methods and Codes
www-optima.amp.i.kyoto-u.ac.jp/member/student/hedar/Hedar_files/go.htm

INFORMS Optimization Society
optimization.society.informs.org

Mathematical Programming Society
www.mathprog.org

MCDM - International Society on Multiple Criteria Decision Making
www.mcdmsociety.org

Neos Server for Optimization
neos-server.org

Optimization Online
www.optimization-online.org

Opt-Net Home Page
www.mathematik.uni-trier.de/~optnet/

SIAG/Opt - SIAM Activity Group on Optimization
wiki.mcs.anl.gov/NEOS/index.php/SIAG/Optimization_View_and_News

Stochastic Programming
stoprog.org

The Diet Problem
www-neos.mcs.anl.gov/CaseStudies/dietpy/WebForms/