GSoC/GCI Archive
Google Summer of Code 2011


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Mapnik is a cross-platform mapping toolkit focused on making beautiful maps. It is the rendering engine behind sites like,,, and, and powers emerging tools for the web like,, and


  • Improve TextSymbolizers I'll improve TextSymbolizer by adding new placement options and by rewriting the text engine to support versatile formating without the need to use multiple TextSymbolizers.
  • Mapnik stylesheet parsing and generation This project seeks to implement parsers for Carto and Cascadenik map stylesheets within Mapnik allowing for native handling of these formats. Additionally, format generators will be created for Mapnik XML, Carto, Cascadenik, and SLD enabling translation between these map styling specifications.