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Field: Image processing
Type: Frontend
Status: stable
Programming language: Java
Last release: 1.41 (2008/01/30)
Category:License: Public Domain
Affiliation: National Institutes of Health
Maintainer: Wayne Rasband

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 1.4 or later virtual machine. Downloadable distributions are available for Windows, Mac OS, Mac OS X and Linux.


ImageJ is being developed on Mac OS X using its built in editor and Java compiler, plus the BBEdit editor and the Ant build tool. The source code is freely available. The author, Wayne Rasband (, is at the Research Services Branch, National Institute of Mental Health, Bethesda, Maryland, USA.