TXM is a free and open-source cross-platform Unicode & XML based text/corpus 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.
TXM is a Unicode - XML & TEI compatible text/corpus analysis environment and graphical client based on the CQP search engine and the R statistical environment (http://textometrie.ens-lyon.fr/?lang=en).