
Fiji
Fiji is an image processing package — a "batteries-included" distribution of ImageJ, bundling many plugins which facilitate scientific image analysis.
Why Fiji?
Easy to Use
Fiji is easy to use and install - in one-click, Fiji installs all of its plugins, features an automatic updater, and offers comprehensive documentation.
Powerful
Fiji bundles together many popular and useful ImageJ plugins for image analysis into one installation, and automatically manages their dependencies and updating.
Free & Open Source
Like ImageJ itself, Fiji is an open source project hosted on GitHub, developed and written by the community.
Plugins
Fiji features thousands of plugins that aid in scientific image processing and analysis. Here are a few featured plugins hand-picked by the Fiji community - refresh the page to see different plugins!

BAR
Broadly Applicable Routines, containing macros, scripts, and plugins focused on data analysis, image annotation, and image segmentation.
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CLIJ
GPU-accelerated image processing offering about 100 predefined OpenCL-based functions allowing you to run your workflows on any GPU.
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3Dscript
Create high-quality 3D/4D animations using a natural-language based syntax.
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BigDataViewer
Re-slicing browser for terabyte-sized multi-view image sequences developed with multi-view light-sheet microscopy data in mind.
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BigStitcher
Simple and efficient alignment of multi-tile and multi-angle image datasets.
More informationContributors
Fiji is developed by contributors around the world, and funded from various sources. It is maintained by the Eliceiri/LOCI group at the University of Wisconsin-Madison, the Jug group at Human Technopole in Milan, and Tomancak lab at the MPI-CBG in Dresden.
Fiji is an open source project, so everybody is welcome to contribute with plugins, patches, bug reports, tutorials, documentation, and artwork.
Licensing
Fiji is licensed under the GNU General Public License. It builds on top of the ImageJ2 core, which is licensed under the permissive BSD 2-clause license. Plugins and other components have their own licenses.
Citing Fiji
Like most scientific software, funding for the Fiji project is driven by citations. If you use Fiji, please cite it in your publications!