Portal talk:Free and open-source software/categories

Add category for Text Data Mining - tools like Lucene, Gate, RapidMiner, Uima

Additional Categories ?
What about:
 * simulators
 * emulators
 * debuggers
 * 2D CAD programs
 * 3d CAD programs
 * CAM programs —Preceding unsigned comment added by Parallelized (talk • contribs) 07:15, 27 February 2009 (UTC)