CATMA (Computer Aided Textual Markup and Analysis) is a new software with a focus on textual markup and analysis.
It is currently being developed at the University of Hamburg (project leader: Jan Christoph Meister, German language and literature studies) as a tool for literary scholars, students and other parties with an interest in literary research. CATMA 1.0 is a stable beta version and is available for download.
Further information: http://www.slm.uni-hamburg.de/catma/index.html