Support

Feature requests This category is for submitting ideas about what enhancements or new features should be added to 3D Slicer. Make your voice heard by voting on feature requests - by opening the topic and clicking the Vote button or by creating a new topics. Slicer developers will make it a priority to work on feature requests that have more votes.

Topic	Replies	Views	Activity
About the Support category Support	0	3405	April 9, 2017
Segment Editor Paint tool stops working after the first stroke Support segmentation , dicom	3	28	May 15, 2026
Fill in part of segment without adding whole model Support segmentation , masking	1	13	May 15, 2026
Possible issue with PSMA PET/CT DICOM loading and SUVbw recognition Support petct	2	33	May 15, 2026
difficulties finding some extensions Support	1	13	May 14, 2026
How to find the calcification? Support segmentation	0	23	May 14, 2026
ImageStacks module won't load full tiff stack Support	5	38	May 14, 2026
Problems with extension manager Support extensions-manager , vtk	1	18	May 14, 2026
New extension: RadReirradiation for radiotherapy reirradiation analysis and EQD2 dose accumulation Support registration , extensions-manager , python , radiotherapy	0	21	May 14, 2026
Volume rendering broken in latest Linux previews? Support	31	170	May 14, 2026
Shift and wrap-around voxels transform Support transforms	1	11	May 14, 2026
How can I calculate dose-mass histograms and the impact of lung expansion Support	1	24	May 14, 2026
Error In total Segmentor macOS Support	1	15	May 14, 2026
How to display all the rotated oct images simultaneously in 3d view Support	0	10	May 14, 2026
Apply composite affine + non-linear transform to 100k points Support	5	29	May 12, 2026
How can I calculate and visualize displacement vectors of the heart and lungs between Normal Breathing and DIBH Support	0	15	May 12, 2026
How can I Calculate and Visualize of Center of Mass (COM) or Centroid of the heart in 3D Slicer version 5.10.0 Support	0	29	May 12, 2026
Help Non-linear Transform Error During Crop Volume / Total Segmentation Support dicom , totalsegmentator	1	29	May 11, 2026
nnUNet fails with ModuleNotFoundError: No module named 'torchvision.ops' Support nnunet	5	116	May 11, 2026
Min/max intensity normalization Support normalisation	1	283	May 11, 2026
How to normalize the intensity? Support	2	470	May 11, 2026
Is it possible to rescale intensity of a volume? Support volume	5	3095	May 11, 2026
3D Slicer won't open due to libssl on Ubuntu 24.04 LTS Support installation	4	32	May 11, 2026
Installing extension in user's folder in Linux Support	25	571	May 11, 2026
Model To Model Distance running as CLI Support extensions-manager , 3d-model	1	27	May 11, 2026
Looking for Plugins for multiple lesions like NF1. Support	1	35	May 11, 2026
New extension: DentalSegmentator for automatic dental CT & CBCT segmentation Support feature , segmentation , ai , dental	23	7594	May 11, 2026
Get C-arm angles from 3D view orientation Support fluoroscopy	24	1909	May 11, 2026
Invisible wall limiting segmentation Support segmentation	2	67	May 10, 2026
Micro-CT Pseudobulb of Orchids: Support volume-rendering	15	164	May 8, 2026