  ========================  ====================================  ================================  ===================================
  Program                   Description                           Required                          Supported Versions
  ========================  ====================================  ================================  ===================================
  :doc:`GEOS <../geos>`     Geometry Engine Open Source           Yes                               3.8, 3.7, 3.6, 3.5
  `PROJ`_                   Cartographic Projections library      Yes (PostgreSQL and SQLite only)  6.x, 5.x, 4.x
  :doc:`GDAL <../gdal>`     Geospatial Data Abstraction Library   Yes                               3.1, 3.0, 2.4, 2.3, 2.2, 2.1, 2.0
  :doc:`GeoIP <../geoip2>`  IP-based geolocation library          No                                2
  `PostGIS`__               Spatial extensions for PostgreSQL     Yes (PostgreSQL only)             3.0, 2.5, 2.4
  `SpatiaLite`__            Spatial extensions for SQLite         Yes (SQLite only)                 4.3
  ========================  ====================================  ================================  ===================================
 
</s> remove     $ wget https://download.osgeo.org/proj/proj-datumgrid-X.Y.tar.gz
 </s> add ... and datum shifting files (download ``proj-datumgrid-X.Y.tar.gz`` for
PROJ < 7.x) [#]_::

    $ wget https://download.osgeo.org/proj/proj-data-X.Y.tar.gz </s> remove First, download the PROJ source code and datum shifting files [#]_::
 </s> add First, download the PROJ source code:: </s> remove     $ tar xzf ../../proj-datumgrid-X.Y.tar.gz
 </s> add     $ tar xzf ../../proj-data-X.Y.tar.gz
`PROJ`_                   Cartographic Projections library      Yes (PostgreSQL and SQLite only)  7.x. 6.x, 5.x, 4.x
  ========================  ====================================  ================================  ===================================
  Program                   Description                           Required                          Supported Versions
  ========================  ====================================  ================================  ===================================
  :doc:`GEOS <../geos>`     Geometry Engine Open Source           Yes                               3.8, 3.7, 3.6, 3.5
`PROJ`_                   Cartographic Projections library      Yes (PostgreSQL and SQLite only)  7.x. 6.x, 5.x, 4.x
  :doc:`GDAL <../gdal>`     Geospatial Data Abstraction Library   Yes                               3.1, 3.0, 2.4, 2.3, 2.2, 2.1, 2.0
  :doc:`GeoIP <../geoip2>`  IP-based geolocation library          No                                2
  `PostGIS`__               Spatial extensions for PostgreSQL     Yes (PostgreSQL only)             3.0, 2.5, 2.4
  `SpatiaLite`__            Spatial extensions for SQLite         Yes (SQLite only)                 4.3
  ========================  ====================================  ================================  ===================================
keep keep keep keep replace keep keep keep keep keep
 Fixed #32353 -- Confirmed support for PROJ 7.X. 
docs/ref/contrib/gis/install/geolibs.txt