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	3434	April 9, 2017
Analyzer Results in report Extended analysis (Table 2) all results are zero (0). Support lungctanalyzer	0	10	August 12, 2026
Setting segment opacity to < 1.0 hides segments Support	12	165	August 12, 2026
LungCTAnalyzer extension for lung CT segmentation and analysis for COVID-19 assessment Support feature , lungctanalyzer	52	15460	August 12, 2026
3D Slicer cannot be installed in Windows 11 Support	1	37	August 12, 2026
AI-Powered Automatic Segmentation Assistant for 3D Slicer Feature requests	1	39	August 11, 2026
Tomografo EAGLE EDGE Support extensions-manager , dicom	1	23	August 11, 2026
How can I manually assign colors to structures in my 3D Model? Support	3	64	August 11, 2026
Advice on cleaning up incredibly noisy segmentations Support segmentation , filters , extensions	4	84	August 10, 2026
Segmentation clipping as a node Feature requests	0	20	August 10, 2026
Slicer crashes after multiple slicer.mmrlScene.Clear(0) Support	2	47	August 10, 2026
SlicerNNInteractive: segmenting one structure erases part of an adjacent, already-completed segment Support extensions-manager	3	77	August 9, 2026
Level tracing tool is either an amnesiac or thinks I'm too stupid to segment on my own Support segmentation , bug	2	59	August 8, 2026
SlicerDRRGenerator (lancelevine) — how to get lateral/oblique views? Rotation parameters undocumented Support extensions-manager	0	23	August 7, 2026
Opendose 3D cannot generate integratation of absorbed dose rate table Support	0	24	August 7, 2026
Laptop requirements to do segmentation and volume rendering of wing imaginal discs Support	4	36	August 6, 2026
Unable to load DICOM into sequence browser Support dicom	2	30	August 5, 2026
Echo Volume Render depth coloring not working Support volume-rendering	4	56	August 5, 2026
Download side giving internal error Support	2	27	August 5, 2026
extensions manager website is not opening Support	1	35	August 4, 2026
A newcomer to 3D Slicer shares a cinematic interior fly-through of his own LAD and asks whether the rippled texture on the lumen wall is real anatomy or a segmentation/reconstruction artifact. Support segmentation	3	96	August 3, 2026
TotalSegmentator failed to install required packages Support	7	130	August 3, 2026
Segmenting Occipital Bone on a Head CT Support segmentation	1	49	August 2, 2026
PyTorch install fails on Windows with WinError 206 — PythonSlicer.exe is not longPathAware Support	1	72	July 31, 2026
No new mac extensions for stable Support	1	44	July 31, 2026
Boundary Cut: Upper airway volume + Lower airway volume does not equal Total airway volume Support volume , dynamic-modeler	0	22	July 31, 2026
MPR or reslice, saving planes Feature requests	1	28	July 30, 2026
Superimposition of STL files / segmentation Support	8	1117	July 30, 2026
Problem using MEMOS extension Support segmentation , slicermorph	25	558	July 29, 2026
Aligning CBCT & intraoral scan Support registration	3	128	July 29, 2026