Since a couple of years, I have been involved in the development of the COCO platform that we, in particular, extended in the previous years towards multiobjective, large-scale, mixed-integer, and constrained optimization.
The implementation of my objective reduction algorithms can be found at this web page: https://sop.tik.ee.ethz.ch/download/supplementary/objectiveReduction/.
The implementation of the weighted hypervolume indicator from our 2007 EMO paper can be found at the web page https://sop.tik.ee.ethz.ch/download/supplementary/weightedHypervolume/.
Supplementary material for our studies on optimal μ-distributions can be found on the web page https://sop.tik.ee.ethz.ch/download/supplementary//testproblems/.