Licenses

Empire Groups software, games and content are © Empire Groups, all rights reserved (see our terms of use). They include the following third-party components, used under their licenses.

Empire Launcher

• Electron — application framework
  Copyright © Electron contributors, © 2013–2020 GitHub Inc. · MIT License
• Chromium — web engine included in Electron
  Copyright © The Chromium Authors and others — the full list of notices ships with the launcher (LICENSES.chromium.html) · BSD-3-Clause and other licenses
• Node.js — runtime included in Electron
  Copyright © Node.js contributors · MIT License
• electron-updater — automatic updates
  Copyright © 2015 Loopline Systems · MIT License

This website

• Lenis — smooth scrolling
  Copyright © darkroom.engineering · MIT License
• Saira — typeface
  Copyright 2016 The Saira Project Authors · SIL Open Font License 1.1
• Montserrat — typeface
  Copyright 2011 The Montserrat Project Authors · SIL Open Font License 1.1

The same typefaces are used in the Empire Launcher.

Game data

• OurAirports — airports in Airline Empire
  Released into the public domain by David Megginson and contributors · Public domain
• OpenFlights — real airlines and routes in Airline Empire
  Contains information from OpenFlights, made available under the Open Database License · ODbL 1.0
• OpenStreetMap — circuit layouts in Motorsport Empire
  © OpenStreetMap contributors · ODbL 1.0

Our games

Each game also lists the open-source components it uses in its own credits screen.

Last updated: October 2026.