[QGIS-Developer] Reducing the size of our download packages

[Nyall Dawson]

On Tue, 24 Mar 2026, 8:02 pm Régis Haubourg via QGIS-Developer, <
qgis-developer at lists.osgeo.org> wrote:

> Maybe we could add a mechanism where proj grid files can be imported to
> the user profile, so any user could download grids.
>

Well, we already have https://github.com/qgis/QGIS/pull/31622

Is that what you mean?

Nyall

Some caveats to avoid with multi profile management. I'd be in favor of
> storing proj grids once per user $APPDATA profile, not in each QGIS profile
>
> Bien cordialement,
> Régis Haubourg
>
> On 24/03/2026 10:29, Matthias Kuhn via QGIS-Developer wrote:
>
> Hi all,
>
> Thanks for raising this discussion, Tim.
> There recently was a discussion about that on a github issue.
> The new macOS packages didn't ship grid packages out of the box in the
> beginning and this was a blocker for some users so I ended up bundling
> the data files again with the macOS packages. The full discussion can be
> seen here https://github.com/qgis/QGIS/issues/64486
>
> Key takeaways for me: If we want to split this apart, we need to make it
> very easy for users to install missing bits, the current process would need
> some improvements. If this is shipped as a separate installer package, we
> need to make sure it works across all platforms.
>
> Kind regards
> Matthias
>
> On Tue, Mar 24, 2026 at 9:33 AM Alexander Bruy via QGIS-Developer <
> qgis-developer at lists.osgeo.org> wrote:
>
>> If I'm not wrong, our standalone installer is based on the OSGeo4W and
>> installs the latter. So users can easily
>> use the OSGeo4W installer to download any additional dependencies they
>> want/need.
>>
>> Another option would be to add an option to the standalone installer to
>> download grids, similarly to what we had
>> in the old NSIS installer for Alaska dataset.
>>
>> пн, 23 бер. 2026 р. о 09:20 Tim Sutton via QGIS-Developer <
>> qgis-developer at lists.osgeo.org> пише:
>>
>>> Hi all
>>>
>>> Here in the infrastructure management club for QGIS we have been
>>> embarking on a plan to slowly divest ourselves of 'big tech'. At the end of
>>> last year we switched off cloudflare CDN and implemented our own caching
>>> servers. At that time we were doing around 130TB of throughput (including
>>> what was being soaked up by Cloudflare). As of last month we did 430TB of
>>> throughput without the help of Cloudflare.
>>>
>>> We are trying to optimise costs - that bandwidth alone cost us in the
>>> neighbourhood of 500€ per month. To reduce costs we can approach the
>>> problem in two way:
>>>
>>> 1. optimise the infrastructure - we (QGIS Devops team) are busy looking
>>> into ways to do that...
>>> 2. reduce the download size...
>>>
>>> We are wondering if the datum shift files could be split out from the
>>> main installer and fetched as an optional extra? Or maybe on demand as you
>>> need them? We could set up some infrastructure for hosting them, but we
>>> would need some help on the application side to implement logic to go and
>>> grab shift files that are not locally cached. Is anyone able to help with
>>> this?
>>>
>>> Regards
>>>
>>> Tim
>>>
>>>
>>>
>>>
>>> --
>>>
>>> Tim Sutton
>>>
>>> *Kartoza Cofounder *Tim is a member of the QGIS Project Steering
>>> Committee
>>>
>>> *T *: +27(0) 87 809 2702          *E *: tim at kartoza.com          *W* :
>>> kartoza.com
>>>
>>>
>>>
>>> *This email and any attachments are confidential and intended solely for
>>> the use of the individual or entity to whom they are addressed. If you *
>>> *have received this email in error, please notify the sender immediately
>>> and delete it from your system. Unauthorised use, disclosure, or copying*
>>> *of the contents is prohibited.*
>>> _______________________________________________
>>> QGIS-Developer mailing list
>>> QGIS-Developer at lists.osgeo.org
>>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>>>
>>
>>
>> --
>> Alexander Bruy
>> _______________________________________________
>> QGIS-Developer mailing list
>> QGIS-Developer at lists.osgeo.org
>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>>
>
> _______________________________________________
> QGIS-Developer mailing listQGIS-Developer at lists.osgeo.org
> List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer
> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>
> _______________________________________________
> QGIS-Developer mailing list
> QGIS-Developer at lists.osgeo.org
> List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer
> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/qgis-developer/attachments/20260324/502ef62c/attachment-0001.htm>