[Osgeo4w-trac] [osgeo4w] #915: curl incorrectly flagged as non-open-source in OSGeo4W installer
OSGeo4W
trac_osgeo4w at osgeo.org
Wed Mar 25 03:20:49 PDT 2026
#915: curl incorrectly flagged as non-open-source in OSGeo4W installer
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Reporter: tobwen | Owner: osgeo4w-dev@…
Type: defect | Status: new
Priority: normal | Component: Installer
Version: | Keywords:
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While installing QGIS via the OSGeo4W installer, I noticed that the
package "curl" is now prompting users for explicit consent due to
supposedly restrictive license terms. The package appears to be tagged as
non-open-source, which is incorrect.
curl is open source in every meaningful sense. Its license is functionally
almost identical to the MIT or BSD licenses - permissive, attribution-
based, and widely accepted. The likely source of confusion is that the
SPDX identifier "curl" (used for curl's specific license variant) is not
explicitly listed as an approved license by the Open Source Initiative
(OSI). However, this is a gap in OSI's list, not a reflection of curl's
actual licensing terms.
For reference, the curl project's copyright and license information is
documented here: https://curl.se/docs/copyright.html
The lead developer of curl is very approachable and responsive - he can be
reached via IRC, among other channels, if clarification is needed directly
from the source.
I would suggest reviewing the license classification logic in the
installer and correcting the tag for the curl package accordingly.
Thank you for your time and for maintaining OSGeo4W.
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Ticket URL: <https://trac.osgeo.org/osgeo4w/ticket/915>
OSGeo4W <http://trac.osgeo.org/osgeo4w>
OSGeo4W is the Windows installer and package environment for the OSGeo stack.
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