ImageJ 1.47

This is the full release of ImageJ 1.47. Use the Help>Update ImageJ command to upgrade to the latest version (e.g., 1.48e). Documentation (including the 188 page User Guide), Java source code, plugins, macros and scripts are available on the ImageJ website at imagej.nih.gov/ij/. The Linux installation notes are at imagej.nih.gov/ij/docs/install/linux.html.

Contents of ImageJ folder:

ij.jar
This JAR (Java Archive) file is the platform-independent core of ImageJ. It is the only file changed when you upgrade using the Help>Update ImageJ command.
ImageJ
This is the ImageJ launcher.
jre
This folder contains the 32-bit Java 1.6.0_24 runtime from Oracle.
macros
This folder contains example macros. The StartupMacros.txt file in this folder contains macros and macro tools that are automatically installed when ImageJ launches. To run a macro, drag and drop it on the ImageJ window and run it by pressing ctrl-r (Macros>Run Macro).
plugins
This folder contains a small sample of the hundreds of plugins available for ImageJ. The plugins in this folder are installed in the Plugins menu when ImageJ starts.
luts
This folder contains LUTs (LookUp Tables) that are installed at startup in the Image>Lookup Tables menu. Use the Image>Color>Display LUTs command to view all the LUTs in this menu.
images
This folder contains images used by ImageJ, such as the ImageJ icon (icon.png) and an optional custom cursor (example).