This website provides various services, all of these services are free to use.
Some data such as METAR and NOTAM, come from trusted sources.
However, these data are not absolutely trusted to make real flights.
This site has main purpose to provide services to the flight simulation pilots.
Nowise this site (simaviotool.altervista.org), the sources from which the data come
they will be held responsible for reckless use of data.
It should be noted that the site simaviotool.altervista.org
It has no direct or indirect membership with the websites, links and other source on this web site.