The following artwork is licensed under the following licenses

Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0):
   ic_device_pebble.png
   ic_device_miband.png
   ic_activitytracker.png
   ic_watchface.png
   ic_languagepack.png
   ic_firmware.png
   ic_watchapp.png
   ic_systemapp.png
(All of the above by xphnx)

Creative Commons Attribution-NonCommercial-ShareAlike (CC BY-NC-SA):
   ic_launcher.png (by Joseph Kim)

Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0):
   "GET IT ON F-Droid" button by Laura Kalbag. Source: https://ind.ie/about/blog/f-droid-button/

Creative Commons Attribution 3.0 Unported license (CC BY-3.0):
   ic_notification_battery_low.png by Picol.org. Source: https://commons.wikimedia.org/wiki/File:Battery_1_Picol_icon.svg