This weekend I played with a few free panorama photo stitching programs. In particular, I tested out freeware AutoStitch, freeware GigaPan Stitcher, and open source Hugin (with plugins Panorama Tools, Enblend, and Autopano-SIFT). In short, AutoStitch was the easiest tool to use and produced panorama/stitched photographs equally as well or better than GigaPan or Hugin. …