I really like 3DSlicer but since I am at a hospital environment IT can be very frustrating even though I have Admin privileges on my Win workstation. The standard Install Extensions is blocked by our hospital Proxy server and I get: You must be authenticated to access this URL. URL: http://slicer.…

Thanks you for sharing this. This question has come up a couple of times on the forum (for example Cannot download extensions ), it’s interesting that it is not easy to find these posts. Googling “slicer manual download of extension” brings up the relevant page, too.

Yep, the method here did not work for me. https://www.slicer.org/wiki/Documentation/Nightly/SlicerApplication/ExtensionsManager#How_to_manually_download_an_extension_package.3F4 of course could be user error… Thanks for great support!

I think the necessary instructions were already described on the page but it was not obvious to find it (the page is quite long). I’ve now added a link from the “How to manually install an extension package?” section to the relevant section above to make the instructions easier to find.

I cant access the webpage. how to get authentication

Hi JohnK, I do not see any extension on the link provided. Please share how can I have access to download extensions as the ectension manager not working. Regards, Saima Safdar

Hi Andras, Extension manager in 3D Slicer not working. how to install extensions. for me this link not working http://slicer.kitware.com/midas3/slicerappstore/ ANy help. Regards, Saima Safdar

The extensions manager works now in latest Slicer Stable Release and latest Slicer Preview Release. The old extensions server had to be shut down due to security vulnerabilities. You can now download extension packages manually from here .

Hi Andras, I wrote a module which was working fine in the older version slicer 4.11.0.2020.02.__. The new stable version of slicer is reporting a problem Processing started error: [/home/saima/Downloads/Downloads/slicer/bin/SlicerApp-real] exit abnormally - Report the problem. It crashes when I …

Have you built Slicer and your extension on the same computer?

Hi Andras, Its loadable scripted module. Doesnt need to build. I gave path in the modules to access it. Could you please help. Regards, Saima Safdar

Tip for manual downloading of Extensions

Support

Topic		Replies	Views
Cannot download extension from http://slicer.kitware.com or https://extensions.slicer.org Support	5	404	September 22, 2021
How do I integrate these installed extensions into the EXE installation package? Support	1	174	November 8, 2021
Extensions Download fails? Support	12	2321	November 28, 2017
How to add 3D Slicer extension manually? Support	7	2356	February 5, 2022
Cannot download extensions Support	2	1295	June 28, 2017

Tip for manual downloading of Extensions

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