Gimp
Get flash to fully experience Pearltrees
Because the program doesn’t run on any Flash or ActionScript, mobile phone developers and tablet designers may begin to have a field day with the product. There is not a set standard for tablet design other than Adobe products and Picozu may take the cake for a free alternative. When it comes to features, Picozu includes all of the basics of graphic programs and more. Staples like brushes, filters, layers, curves, and a histogram are all present and easily accessible. Cropping and resizing are simple tasks and you can save your altered images to your desktop folders for easy upload to social media sites, or Picozu’s own servers. One of the most heralded innovations of the new browser app is the Picozu Shooter.
Meet the GIMP
Goal: an easy to use cross-platform panoramic imaging toolchain based on Panorama Tools . With Hugin you can assemble a mosaic of photographs into a complete immersive panorama, stitch any series of overlapping pictures and much more. Hugin has been localised with Brazilian Portuguese, Bulgarian, Catalan, Chinese Simplified, Chinese Traditional, Czech, Dutch, Danish, English, French, German, Hungarian, Italian, Japanese, Korean, Polish, Russian, Slovakian, Slovenian, Spanish, Swedish and Ukranian translations. The Summer of Code pays students to work full-time coding for open source projects. Hugin/panotools has been selected again, see http://wiki.panotools.org/GSOC_2011 for details.
Hugin - Panorama photo stitcher
GIMP - The GNU Image Manipulation Program
GIMP is the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching , image composition and image authoring . It works on many operating systems, in many languages. ( more... ) This is the official GIMP web site. It contains information about downloading, installing, using, and enhancing it.