Projection Wizard

Online Map Projection Selection Tool

Projection Wizard is a web application that helps cartographers select an appropriate projection for their map. Depending on the extent and the distortion property of the map, the application proposes a projection, along with projection parameters (such as standard parallels).

Featured by GIS Lounge, Maps Mania and ISPRS SC Newsetter.

Projection Wizard

 2017 Henry Johns Best Paper Award by the British Cartographic Society

Other Tools and scripts

Natural Earth Projection Tool for ArcMap

A free toolbox for ArcMap that projects shapefiles to the Natural Earth or Natural Earth II projection.

Both projections are now avaliable in ArcGIS 10.4.

Add Vertex Script for Adobe Illustrator

Add Vertex adds vertices (points) to lines and area polygons based on a maximum distance spacing that the user defines.

Projection Code Libraries

Java Map Projection Library

JMapProjLib is a Java port of the popular PROJ.4 map projection library. Original port by Jerry Huxtable, now maintained by Bernhard Jenny.


CanvasMap is a JavaScript library for experimenting with map projection equations, developed by OSU Cartography and Geovisualization Group. It reads shapefiles and renders world maps with HTML5 Canvas.