geo-tz uses data produced from the timezone-boundary-builder project: https://github.com/evansiroky/timezone-boundary-builder

On Monday, 12 December 2016, 18:03, Paul Eggert <eggert@cs.ucla.edu> wrote:

Evan Siroky wrote:

> The geo-tz package no longer uses data from tz_world.

Where does it get its data from?