Visualize the Brain, Instantly.
Axonia is a free, open-source tool for neuroimaging visualization. Upload your NIfTI files and explore brain data directly in your browser. No installation required.
Launch VisualizerCore Features
Everything you need for brain visualization
Axonia provides a powerful, browser-based toolkit for neuroimaging analysis, combining performance with ease of use.
Interactive 3D Views
Rotate, pan, and zoom through volumetric neuroimaging data in a rich, interactive 3D environment.
Multi-View Layout
Simultaneously visualize axial, coronal, and sagittal planes for a comprehensive anatomical overview.
NIfTI/.gz Support
Directly load and render files in the popular NIfTI format without any preprocessing steps.
Get Started in Seconds
A Simple Workflow
From file to visualization in just a few clicks. Axonia streamlines the process of neuroimaging analysis.
- 1Upload Your Data
- Click the "Launch Visualizer" button and drag-and-drop your .nii or .nii.gz file onto the viewer, or use the file dialog.
- 2Explore in 3D
- Interact with your data in real-time. Use your mouse to rotate, pan, and zoom the 3D rendering of the brain volume.
- 3Analyze Slices
- Examine the axial, coronal, and sagittal views. Draw, measure, and annotate directly on the 2D slices to highlight key findings.
- 4No Data Uploaded
- Your data remains private. All processing happens locally in your browser, ensuring complete confidentiality and security.
Why Choose Axonia?
The Modern Neuroimaging Tool
Designed for researchers, clinicians, and students who need a fast, accessible, and secure way to visualize brain data.
Zero Installation
Run powerful neuroimaging software without any setup. Axonia works entirely within your web browser.
Completely Free & Open Source
Axonia is free for academic, research, and personal use. Its open-source codebase invites community collaboration.
Privacy First
Your sensitive medical data is never uploaded to a server. All processing is done locally on your machine.
High Performance
Leveraging modern web technologies like WebGL, Axonia delivers smooth, real-time rendering of large datasets.