napari is a Python-based image viewer aimed at researchers, scientists, and developers working with complex imaging datasets.
It offers a desktop interface built with Qt and integrates with the scientific Python ecosystem, making it useful for workflows that combine visual exploration with programmable analysis.
This is free and open source software.
Key Features
- Supports Image, Labels, Points, Vectors, Shapes, and Surface layer types.
- Handles n-dimensional data with 2D and 3D viewing modes.
- Uses VisPy for performant GPU-based rendering.
- Offers bidirectional communication between the viewer and the Python kernel.
- Can be used from scripts, IPython, and Jupyter-based workflows.
- Extensible with custom shortcuts, key bindings, mouse functions, and plugins.
Website: github.com/napari/napari
Support:
Developer: napari contributors
License: BSD 3-Clause License
napari is written in Python. Learn Python with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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