
Europe

Check The Airspace
To check Active Areas (Restricted, Temporary Reserved, Danger Areas, Temporary Segregated Areas, and Prohibited Areas). Also, Airspaces of Czech Republic.
A Notice to Airmen (NOTAM) is a notice filed with an aviation authority to alert aircraft pilots of potential hazards along a flight route or at a location that could affect the safety of the flight.
The Airspace Use Plan (or AUP) is defined as “an Airspace Management (ASM) message of NOTAM status notifying the daily decision of an Airspace Management Cell (AMC).
Where to find the Sunset Time over the Czech Republic. Also, you can find this Pdf on Aip.cz, Gen2.
Check The Weather
METAR is the transmission of observational weather data. A Terminal Aerodrome Forecast (TAF) is a concise statement of the expected meteorological conditions at an airport during a specified period (usually 24 hours).
Where to check for Precipitation and Cloud formation over Europe.
Where to check for Precipitation and Cloud formation over the Czech Republic.

W&T FORECAST
Wind and Temperature forecast at different flight levels.
Predictive Synoptic Map of Europe, check (Warm, Cold, Stationary, and Occluded) fronts over Europe.
It helps to have a live view of the Czech Republic and have an idea regarding the Prevailing Weather in some areas.
General Aviation Meteorological Information provides information regarding (Icing Levels, Wind Direction, Speed…..etc) over the Czech Republic.

SIG WEATHER CHARTS
A Significant Weather Map helps to check Turbulence, Icing, Clouds, Jetstreams, Temperature, Wind Direction, and Cleare Air Turbulence (CAT).
Check the Icing Levels before going to your flight especially if you are flying IFR.
It Is a helpful website where to get (METARs, TAFs, and NOTAMs) for any airport around the world. As well as, to check the weather in general.
Check the Precipitation And Clouds over Europe.
Are you planning to do an International Flight? Here is where to find information regarding (Airspaces, VFR Charts, Procedures….., etc) for your destination.
Flight Planning Tools
Aeronautical Information Service (AIM) ensures the flow of information necessary for the safety, regularity, and efficiency of international and national air navigation within the area of its responsibility as indicated under GEN 3.1.2.
Aeronautical Information Publication is designed to be a manual containing thorough details of regulations, procedures, and other information pertinent to flying aircraft in the particular country to which it relates. It is usually issued by or on behalf of the respective civil aviation administration.
VFR Manual is to provide LKAA airspace users with a complete overview of rules and procedures important for VFR traffic in FIR Praha, information about VFR aerodromes, and a selection of information important for VFR traffic on IFR aerodromes.
Skyvector is a tool to help with preparing routes and choosing waypoints along the way. In addition, it can be used to submit a flight plan.