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<p>Maybe we could add a mechanism where proj grid files can be
imported to the user profile, so any user could download grids. </p>
<p>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</p>
<pre class="moz-signature" cols="72">Bien cordialement,
Régis Haubourg</pre>
<div class="moz-cite-prefix">On 24/03/2026 10:29, Matthias Kuhn via
QGIS-Developer wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAC7zN95yo1ShvAQih1AxeM93PQvr722PjvOwD4V873O5jD62hg@mail.gmail.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div dir="ltr">Hi all,
<div><br>
</div>
<div>Thanks for raising this discussion, Tim.</div>
<div>There recently was a discussion about that on a github
issue.</div>
<div>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 <a
href="https://github.com/qgis/QGIS/issues/64486"
moz-do-not-send="true" class="moz-txt-link-freetext">https://github.com/qgis/QGIS/issues/64486</a></div>
<div><br>
</div>
<div>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.</div>
<div><br>
</div>
<div>Kind regards</div>
<div>Matthias</div>
</div>
<br>
<div class="gmail_quote gmail_quote_container">
<div dir="ltr" class="gmail_attr">On Tue, Mar 24, 2026 at
9:33 AM Alexander Bruy via QGIS-Developer <<a
href="mailto:qgis-developer@lists.osgeo.org"
moz-do-not-send="true" class="moz-txt-link-freetext">qgis-developer@lists.osgeo.org</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div dir="ltr">
<div>If I'm not wrong, our standalone installer is based on
the OSGeo4W and installs the latter. So users can easily</div>
<div>use the OSGeo4W installer to download any additional
dependencies they want/need.</div>
<div><br>
</div>
<div>Another option would be to add an option to the
standalone installer to download grids, similarly to what
we had</div>
<div>in the old NSIS installer for Alaska dataset.</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">пн, 23 бер. 2026 р. о
09:20 Tim Sutton via QGIS-Developer <<a
href="mailto:qgis-developer@lists.osgeo.org"
target="_blank" moz-do-not-send="true"
class="moz-txt-link-freetext">qgis-developer@lists.osgeo.org</a>>
пише:<br>
</div>
<blockquote class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div dir="ltr">
<div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">Hi
all</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">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. </div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">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:</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">1.
optimise the infrastructure - we (QGIS Devops team)
are busy looking into ways to do that...</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">2.
reduce the download size...</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">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?</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">Regards</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large">Tim</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<div class="gmail_default"
style="font-family:arial,sans-serif;font-size:large"><br>
</div>
<br clear="all">
</div>
<div><br>
</div>
<span class="gmail_signature_prefix">-- </span><br>
<div dir="ltr" class="gmail_signature">
<div dir="ltr"><br>
<div>
<div style="color:rgb(34,34,34)">Tim Sutton</div>
<div style="color:rgb(34,34,34)"><b>Kartoza
Cofounder<br>
</b><span
style="color:rgb(32,33,36);text-align:center">Tim
is a member of the QGIS Project Steering
Committee</span><b><br>
</b></div>
<div style="color:rgb(34,34,34)"><b><br>
</b></div>
<div style="color:rgb(34,34,34)"><b>T </b>: +27(0)
87 809 2702 <b>E </b>:<b> </b><a
href="mailto:tim@kartoza.com"
style="color:rgb(17,85,204)" target="_blank"
moz-do-not-send="true"
class="moz-txt-link-freetext">tim@kartoza.com</a>
<b>W</b> : <a href="http://kartoza.com/"
style="color:rgb(17,85,204)" target="_blank"
moz-do-not-send="true">kartoza.com</a><br>
</div>
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<span class="gmail_signature_prefix">-- </span><br>
<div dir="ltr" class="gmail_signature">Alexander Bruy</div>
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