[url=http://rsb.info.nih.gov/ij/]ImageJ ，原是为Macintosh 设计的一套强大的图片处理工具，但由于是采用Java 进行开发的，所以可以在任何平台上运行。
ImageJ is a public domain Java image processing program inspired by NIH Image for the Macintosh. It runs, either as an online applet or as a downloadable application, on any computer with a Java 1.1 or later virtual machine. Downloadable distributions are available for Windows, Mac OS, Mac OS X and Linux.