Fiji is an image processing package—a "batteries-included" distribution of ImageJ, bundling a lot of plugins which facilitate scientific image analysis.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux

ImageJ is described as 'Public domain, Java-based image processing program developed at the National Institutes of Health. ImageJ was designed with an open architecture that provides extensibility via Java plugins and recordable macros' and is a Image Editor in the photos & graphics category. There are more than 25 alternatives to ImageJ for a variety of platforms, including Windows, Mac, Linux, Web-based and Android apps. The best ImageJ alternative is Fiji, which is both free and Open Source. Other great apps like ImageJ are MIPAR, Icy Image Processing, MountainsMap and OLYMPUS Stream.
Fiji is an image processing package—a "batteries-included" distribution of ImageJ, bundling a lot of plugins which facilitate scientific image analysis.

MIPAR is a revolutionary image analysis software, capable of identifying and measuring features from nearly any image one can capture.
User-friendly, research-grade software to acquire, visualise and quantify 2D to 5D biological (microscopy) images





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Drishti is an open-source scientific visualisation software been developed with its end use in mind: ie. visualising volumetric data, such as tomography data, electron-microscopy data, etc.




Digimizer is an easy-to-use, flexible image analysis software package that allows precise measurements, and automatic object detection.
Pictures may be X-rays, micrographs, etc. Support for JPG, GIF, TIFF, BMP, PNG, WMF, EMF and DICOM files.



JMicroVision has been designed to describe, measure, quantify and classify components of all kinds of images. It has an intuitive user interface with powerful features and supports very large images. JMicroVision contains tools with different degrees of automation to manage...

Vesalius3D 2.4.2 is a software application for high quality 3D Visualization and Navigation through personalized, patient specific, anatomical structures.



Fiji is like ImageJ with plugins.