"Geographic information system" [CL] has lots of toy maps (of US states, Norway, the Volga River, ...) written as Tcl programs, with "live" canvases, ... He's trying to figure out how to package them so others can see them. A hint of what's possible appears in "Open Cartography" [http://swexpert.com/CC/SE.C12.NOV.01.pdf]. ---- GRASS [http://grass.ibiblio.org/index.php] is an open-source GIS application that relies on [Tk] for its GUI. http://www.mapit.de/index.en.html http://freegis.org/index.en.html ---- A GSoC2009 project is underway to improve Tcl's support for reading raster and vector geospatial data formats, as well as rendering them in a Tk canvas widget. Project's detailed description and status updates can be found at: [The tcl-map GSoC2009 project]. The source code is hosted at: http://code.google.com/p/tcl-map/ ---- [DL] Here is a page describing how to use [geocoder].us - a service that converts addresses to long/lat - a necessity for using Google's map API. In 2005-2006, there's been an explosion of useful 'Net resources. See, for example, http://www.geonames.org/ ---- [DL] Here is a page describing how to use [geocoder].us - a service that converts addresses to long/lat - a necessity for using Google's map API. In 2005-2006, there's been an explosion of useful 'Net resources. See, for example, http://www.geonames.org/ ---- [AM] Here is a page devoted to [Raster operations on the canvas] that bears relation to GIS.... ---- [Zarutian] is thinking about scanning and vectorizing several free maps of Iceland's Captialzone (?? Capital city/zone ??). ---- [EKB] There is a list of GIS applications that use Tcl/Tk at FreeGIS [http://freegis.org/database/?cat=22]. [tclTiger] ---- See also [Geographic mapping the Tcl way] | [Tclworld] ------ !!!!!! %|[Category Acronym]| [Category Geography] |% !!!!!!