Local Files
Drag and drop OME-ZARR folders from your disk. Your data never leaves your machine.
Find Nuclei ViewerMicroscopy data in your browser
Open OME-ZARR files instantly. No install. No upload. No account.
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Remote URLs
Paste any public OME-ZARR URL and stream data directly from the server. No download required.
HCS Plates
Open any HCS plate — 96, 384, or 1536-well — and zoom seamlessly from plate overview to individual cells.
Share with a Link
Copy a shareable URL that captures your exact view — zoom, position, channels, and colors. Google Maps-style deep links.
Multi-Channel & Auto-Contrast
Custom channel colors, per-channel histograms, and one-click percentile-based auto-contrast. GPU-accelerated blending.
Segmentation Overlays
Load label masks from the ZARR or link external stores. Adjustable opacity, unique color mapping, drag-to-reorder.
Shape Annotations
Draw polygons, lines, points, and distance measurements. Auto-saved locally. Export as CSV or GeoJSON.
Z-Projection
Max, mean, and min intensity projections with configurable Z-range for 3D datasets.