Open data
Two databases in the Overflown app are built from open data under the Open Database License (ODbL) 1.0. Here they are, exactly as the app carries them, for anyone to download and reuse under the same license.
Time zones, simplified
The world's time zones, oceans included, that the app uses offline to tell the local time below the aircraft.
How it was made
From timezone-boundary-builder release 2026e, with oceans. Each zone's outline is simplified to 0.05° and its coordinates rounded to 0.01°.
Notice
Time zone data from timezone-boundary-builder, based on data © OpenStreetMap contributors, made available under the Open Database License (ODbL) 1.0. Simplified by Overflown.
Download
overflown-time-zones.json66 zones · 1.86 MB · JSONSHA-256 459153cad63ea197bf7b4b190e061f3cea638b2298b8bef5c9dddb7252da7cee
The sample flight
The recorded airline flight the app plays back in Watch a sample flight: easyJet flight EZY35PH, Milan Malpensa to London Gatwick, on September 29, 2026.
How it was made
An extract of adsb.lol's history: the flight's positions as recorded, rounded to 0.00001° (about 1 m), with altitude, ground speed and track.
Notice
Contains information from adsb.lol, made available under the Open Database License (ODbL) 1.0.
Download
sample-flight-ezy35ph.json799 positions · 0.03 MB · JSONSHA-256 5892a5a3ddcd0397a7448ac3747aca72f11abc7b206263c514730d27ef6bff09
Each file is made available under the ODbL: you may share and adapt it, with the credit above, and share what you derive from it under the same license.