Hi Abhinav,<br>1. GRASS has all the capability to display maps, which can be even queried.<br>But then you need to use many of the Open Source Geospatial Software, that is<br>OSGEO. <br>2. You may see very informative material here<br>http://www.foss4g2006.org<br>Download what suites your interest. An article 'Make your own google maps', may be particularly of great interest.<br>3. Join the India chapter of OSGEO to sail along with likemided in this wonderful world of, 'Open Source Geospatial' endeavour.<br>http://wiki.osgeo.org/index.php/India<br>Greetings<br>Ravi Kumar<br><p> 
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