Apache Jakarta Commons: http://jakarta.apache.org/commons

Java Memory Profiler home page: www.khelekore.org/jmp/

JUnit: www.junit.org

National Institute of Standards and Technology: www.nist.gov

Project Gutenberg: www.gutenberg.org

Unicode home page: www.unicode.org

University of Southern Denmark Department of Mathematics and Computer Science: http://imada.sdu.dk

University of Calgary Department of Computer Science: www.cpsc.ucalgary.ca

Wikipedia: www.wikipedia.org

Word Lists: http://wordlist.sourceforge.net/