a real-time terrain rendering system supports asynchronous paging, dynamic terrain, and much more. It compiles under Irix, Linux, MacOS X and Windows (VC++ and cygwin).
a free application framework designed for "creative coding". OpenFrameworks is written in C++ and runs on Windows, Mac OS X, and Linux. It is developed and maintained by Zachary Lieberman and Theo Watson.
allows the image to be resized while changing its aspect ratio and keeping important features untouched. Essentially, it removes (or adds) parts to an image that would be least noticed.