[PROJ] PROJ 9.7.0RC1 & PROJ-data 1.23RC1

[Kristian Evers]

With +1s from

Kristian
Even
Javier
Charles
Howard
Alan
Kurt

the motion is passed. I’ll start the release procedure right away will announce the release as soon as it is ready.

/Kristian

> On 12 Sep 2025, at 15.16, Kurt Schwehr <schwehr at gmail.com> wrote:
>
> +1 KurtS
>
> On Fri, Sep 12, 2025, 3:19 AM Kristian Evers via PROJ <proj at lists.osgeo.org> wrote:
>
>> PSC members,
>>
>> I have not received any reports of problems with the two release candidates and therefore put it to you to approve that they are promoted to final releases.
>>
>> I'll start with my +1.
>>
>> /Kristian
>>
>> On Monday, September 8th, 2025 at 21:23, Kristian Evers via PROJ <proj at lists.osgeo.org> wrote:
>>
>>> All,
>>>
>>> in preparation for a new round of PROJ and PROJ-data release I have uploaded release candidates for both packages.
>>>
>>> Download the archives here:
>>>
>>> https://download.osgeo.org/proj/proj-9.7.0RC1.tar.gz
>>> https://download.osgeo.org/proj/proj-9.7.0RC1.zip
>>>
>>> https://download.osgeo.org/proj/proj-data-1.23RC1.tar.gz
>>> https://download.osgeo.org/proj/proj-data-1.23RC1.zip
>>>
>>> The PROJ release includes both updates and bug fixes. See the release notes below.
>>>
>>> The PROJ-data release comes with the following additions:
>>>
>>> * Slovenian height conversion grid, SVS2000 to SVS2010
>>> * Norwegian ETRS89 transformation grid covering Svalbard
>>>
>>> Please test the release candidates and report any issues you may find with them.
>>> Either here on the mailing list or on GitHub.
>>>
>>> /Kristian
>>>
>>>
>>> ————————————————————————————————
>>>
>>>
>>> # PROJ Release Notes
>>>
>>> ## 9.7.0
>>>
>>> ### Updates
>>>
>>> * Implement 'exact' authalic latitude->geographic latitude and use it in `+proj=aea/cea/laea/eqearth/healpix/rhealpix` (#4441)
>>>
>>>
>>> * Implement uniform conversions between auxiliary latitudes (#4446)
>>>
>>> * WKT2 parser: recognize `DEFININGTRANSFORMATION` (but ignore it) (#4484)
>>>
>>> * Database: add values from `alias_name` table that were removed in older EPSG releases, to improve
>>> recognizing old WKT strings (#4490)
>>>
>>> * `proj_trans_bounds()`: sample points within the source grid to avoid missing extent such as world-wide
>>> coverage from EPSG:4326 to ESRI:54099 (Spilhaus) (#4513)
>>>
>>> * Enable `-Wimplicit-fallthrough`, `-Wdeprecated-copy-dtor`, `-Wweak-vtables`,
>>> `-Wdocumentation-unknown-command` when possible (#4516)
>>>
>>> * Geostationary projection: speed up inverse spherical and ellipsoidal computation (#4523)
>>>
>>> * WKT importer: better error message when `BBOX` is invalid (e.g south_lat > north_lat) (#4525)
>>>
>>>
>>> * Added `proj_geod_direct` for PJ trasformation object (#4532)
>>>
>>> * Support exporting Mercator (Spherical) on a sphere as `Mercator_1SP` in WKT1 (#4555)
>>>
>>> * Database: update to EPSG v12.022 (#4562)
>>>
>>>
>>> ### Bug Fixes
>>>
>>> * `proj_trans_bounds()`: avoid erroring out, in some cases, when PJ* object is directly constructed
>>> from a PROJ pipeline (#4512)
>>>
>>> * Fix issue related to `D_Unknown_based_on_WGS_84_ellipsoid` datum name (#4515)
>>>
>>> * `proj_trans_bounds()`: fix 9.6.2 regression when going from long/lat crossing antimeridian to
>>> projected (#4526)
>>>
>>> * opt_parse: avoid potential heap-buffer-overflow when parsing non-ASCII characters (affect
>>> `cct` and `gie`) (#4530)
>>>
>>> * `gie`: fix memory leak on non existing input file (#4531)
>>>
>>> * Database: referene `nl_nsgi_nllat2018.tif` and `nl_nsgi_bongeo2004.tif` grids (#4534)
>>>
>>> * Fixes related to WKT import/export of `DerivedGeodetic/GeographicCRS` (#4536)
>>>
>>> * Fix `tolower()`/`toupper()` implementation to not lead to undefined behavior (#4539)
>>>
>>> * IAU2015 CRS: fix wrong code for coordinate system of North Polar and South Polar CRSs (#4545)
>>>
>>> * `createOperations()`: fix a case involving 2 CompoundCRS, one with TOWGS84, and the 2
>>> verticalCRS differing by units (#4552)
>>>
>>> * On SQLite query error, show first the error msg than the sql query (#4553)
>>>
>>> * Allow geodesic inverse for meridional points on prolate ellipsoid (#4560)
>>>
>>>
>>> _______________________________________________
>>> PROJ mailing list
>>> PROJ at lists.osgeo.org
>>> https://lists.osgeo.org/mailman/listinfo/proj
>> _______________________________________________
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>> PROJ at lists.osgeo.org
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