TXM is a free and open-source cross-platform Unicode & XML based text analysis environment and graphical client, supporting Windows, Linux and Mac OS X. It can also be used online as a J2EE standard compliant web portal (GWT based) with access control built in.
DOWNLOAD LATEST VERSION OF TXM : http://textometrie.ens-lyon.fr/spip.php?rubrique61&lang=en
TXM offers a comprehensive range of analysis tools (concordances, collocate search, frequency lists, etc.) based on the powerfull CQP...
MathTools is an aid in preparing printed math tests.
Matt's MathTools is a Java application designed as an aid in preparing printed math tests. It is easily embedded in other Java applications or it can be used alone as a single-user desktop app. It includes a scripting environment, numerous demonstration classes and several general utilities. A scripting tutorial is also available.
Uranograph is a set of classes and methods written in Java for generating printable and viewable star charts based on different data sources. Currently the Lambert azimuthal equal-area projection is implemented. Output in SVG and PDF (with iText library)