ImageJ Download - an open source Java image processing program
ImageJ is an open source Java image processing program inspired by NIH Image. It runs on any computer with a Java 1.8 or later virtual machine. Downloadable distributions are available for Windows, Mac OS X and Linux. ImageJ has a strong, established user base, with thousands of plugins and macros for performing a wide variety of tasks.
Download ij153-osx-java8 (may need to work around Path Randomization). Instructions. With M1 (ARM) Macs, download ij153-osx-arm-java8.