I forgot one for the Materials section, a sound events database from Carnegie Melon:
Auditory Lab: http://stims.cnbc.cmu.edu/AuditoryLab/data-files.html
I will add a brief descriptor when I make a webpage for these links....
Materials
Auditec: http://www.auditec.com/cgi/default.asp
Auditory Lab: http://stims.cnbc.cmu.edu/AuditoryLab/data-files.html
DARES: www.daresounds.org
Fonds Sonores (French): http://olfac.univ-lyon1.fr/unite/equipe-02/FondsSonores.html
Linguistic Data Consortium: http://www.ldc.upenn.edu/
Machine Learning Repository: http://archive.ics.uci.edu/ml/datasets/Audiology+%28Original%29
Pittsburg Natural Sounds: http://www.cnbc.cmu.edu/cplab/data_NaturalSounds.html
Models
Auditory Image Model: http://code.google.com/p/aimc/
APEX : https://gilbert.med.kuleuven.be/web/index.php/Public:Software/APEX
Auditory Modeling Toolbox: http://amtoolbox.sourceforge.net/
Auditory Toolbox for Matlab: https://engineering.purdue.edu/~malcolm/interval/1998-010/
Binaural Toolbox for Matlab: http://www.ihr.mrc.ac.uk/index.php/products/display/matlab
Brian Hears: http://www.briansimulator.org/docs/hears
CDM Sound Software (multiple projects): http://code.soundsoftware.ac.uk/projects
DSAM: http://dsam.org.uk
MLP : http://www.psy.unipd.it/~grassi/mlp.html
Percept : http://www.sens.com/percept/
Psychopy: www.psychopy.org
Psycon and miscellaneous tools: http://auditorypro.com/download