moves. where display voxels become too far apart to cover all the pixels, new front voxels can be found by ray casting or similar, and where two voxels are in one pixel, the front one can be kept. list of related software open source 3d slicer – a software package for scientific visualization and image analysis clearvolume – a gpu ray-casting based, live 3d visualization library designed for high-end volumetric light sheet microscopes. paraview – a cross-platform, large data analysis and visualization application. paraview users can quickly build visualizations to analyze their data using qualitative and quantitative techniques. paraview is built on vtk (below). studierfenster (studierfenster) – a free, non-commercial open science client/server-based medical imaging processing (mip) online framework. vaa3d – a 3d, 4d and 5d volume rendering and image analysis platform for gigabytes and terabytes of large images (based on opengl) especially in the microscopy image field. also cross-platform with mac, windows, and linux versions. include a comprehensive plugin interface and 100 plugins for image analysis. also render multiple types of surface objects. visit – a cross-platform interactive parallel visualization and graphical analysis tool for viewing scientific data. volume cartography – an open source software used in recovering the en-gedi scroll. voreen – a cross-platform rapid application development framework for the interactive visualization and analysis of multi-modal volumetric data sets. it provides gpu-based volume rendering and data analysis techniques vtk – a general-purpose c++ toolkit for data processing, visualization, 3d interaction, computational geometry, with python and java bindings. also, vtk.js provides a javascript implementation. commercial ambivu 3d workstation – a medical imaging workstation that offers a range of volume rendering modes (based on opengl) amira – a 3d visualization and analysis software for scientists and researchers (in life sciences and biomedical) imaris – a scientific software module that delivers all the necessary functionality for data management, visualization, analysis, segmentation and interpretation of 3d and 4d microscopy datasets mevislab – cross-platform software for medical image processing and visualization (based on opengl and open inventor) open inventor – a high-level 3d api for 3d graphics software development (c++, .net, java) scanip – an image processing and image-based meshing platform that can render scan data (mri, ct, micro-ct...) in 3d directly after import. example of a fly brain rendered with its compartments' surface models using vaa3d tomviz – a 3d visualization platform for scientists and researchers that can utilize python scripts for advanced 3d data processing. volumedic – a volume slicing and rendering software