At the moment, this package contains the programs psmegaplot which you can use to make large posters using a simple laserwriter, makepattern which generates raster patterns from GMT 3.0 icon files, gmtdigitize which provides a GMT interface to a digitizing tablet via a serial port, gmtstitch which can be used to assemble pieces digitized lines into complete lines or polygons, ps2raster which simplifies the rasterization of GMT PostScript to raster formats, and nc2xy which can extract data from netCDF files. The package is maintained by Paul Wessel.