3DBrainExplorer is a lightweight OpenGL-based 3D renderer for scientific visualization of volumetric data (NIfTI) featuring real-time image manipulation, AAL brain labels (Tzourio-Mazoyer et al., 2002), SPM5 statistical images and stereo display.


  • Reads Analyze 7.5 & NIfTI-1 compatible files (*.img/*.hdr) using CImg library
  • Volume-rendering, ortho-slicing & surface extraction
  • Real-time image manipulation (zoom & rotate & animate)
  • Stereoptic viewing mode (anaglyphes)
  • Cutting planes possible in any orientation
  • Retrieve AAL brain labels in real-time
  • Reads SPM5 statistical images
  • Volumetric Overlays
  • Interactive p-value adjustments using ALGLIB library
  • Interactive Color- and Alpha Mapping
  • Apply header transfomations
  • Screenshots possible (via DevIL library)

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Additional Project Details



Intended Audience

Healthcare Industry, Science/Research, Education, Advanced End Users

User Interface

OpenGL, Win32 (MS Windows)

Programming Language

C++, C