PROJ 5.0.0 Released

Dear all,

We are pleased to announce that PROJ 5.0.0 has been released!

This is the first major release of PROJ in over 25 years. The new release brings many updates including a new API, much improvement geodetic capabilities and a long list of bug fixes. The full release notes is included at the bottom of this mail.

The documentation has been given a significant overhaul for this new release. Check it out on

The source distributions can be download here:

In addition to the new version of PROJ, updated datum grids packages has been released. On top of the existing proj-datumgrids package we have added regional packages with additional grids and init-files that are not essential to the functionality of PROJ, but very useful for PROJ users in those specific regions.

More information on the datumgrid packages can be found at the GitHub repository:

Download the packages here:

Thanks to everyone who has contributed over the last year and a half to make this release of PROJ happen.

The PROJ development team.

Full release notes available here.

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