GhostMiner
Overview of features, and screenshots.
http://www.fqspl.com.pl/ghostminer/svm.asp
Library for Support Vector Machines (LIBSVM)
An integrated tool implementing support vector classification, regression, and distribution estimation. C++ and Java sources available. [Free]
http://www.csie.ntu.edu.tw/~cjlin/libsvm/
MATLAB Support Vector Machine Toolbox
By Dr Gavin Cawley, School of Information Systems, University of East Anglia.
http://theoval.sys.uea.ac.uk/~gcc/svm/toolbox/