Preflight Briefing

World

openaip

GPS

https://gpsjam.org/

Maps of likely GPS interference, based on aircraft reports of their navigation system accuracy.

NOTAM

https://notaminfo.com/international

Charts

Aeronautical chart from OPENAIP

openflightmaps aeronautical chart

SkyVector - Aeronautical Charts

Opentopomap

Openrailwaymap

Openseamap

Openstreetmap

Google Airports D A CH

Forest chart from DLR

Europe

Eurocontrol

https://www.ead.eurocontrol.int

Flight information region (FIR/UIR) charts - 2022

NOTAM Charts

https://notaminfo.com/international

Countries

Austria

belgium

bosnia_and_herzegowina

bulgaria

croatia

czech-republic

denmark

estonia

finland

france

germany

greece

hungary

iceland

ireland

italy

latvia

lithuania

luxembourg

moldava

montenegro

netherlands

northmacedonia

norway

poland

portugal

romania

slovak-republic

slovenia

spain

sweden

turkey

united_kingdom