Hi all, the "christmas edition" (well, V 2.6) of TclTkGRASS is available at http://www.geog.uni-hannover.de/grass/main_tclgrass.html A few things were added/corrected against TclTkGRASS 2.5: - added missing modules: + i.gensig + i.gensigset + i.cluster + i.maxlik + i.smap - bugfix for + r.buffer Best wishes from Jacques Bouchard & Markus Neteler