TileStache

TileStache is a Python-based server application that can serve up map tiles based on rendered geographic data. You might be familiar with TileCache, the venerable open source WMS server from MetaCarta. TileStache is similar, but we hope simpler and better-suited to the needs of designers and cartographers. Read more about the motivations behind TileStache in an introductory blog post. Get TileStac

[hfu]

「spherical-mercator upper-left oriented tile layout compatible with those used by OpenStreetMap, Google, Bing Maps, Yahoo! and others. but we eschew complex, impenetrable standards in favor of pragmatic, fast utility」