Example Mapping programs:

zip.htm USPS Zip Code Boundary Map using a Custom Map Overlay (first version).

zip.htm USPS Zip Code Boundary Map using a Custom Map Overlay (another version).

Douglas-Peucker A Perl module to perform the Douglas-Peucker polygon simplification.

Google Encoded A Perl module to encode polylines/polygons using the Google Encoding Algorithm.

Google Tile Calculations A Perl module to calculate just about anything tile related for use with the Google Maps API.

Google Relative Pixel A Perl module to calculate "relative pixel" for use with the Google Maps API.

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