A list of open-source aviation projects and data.

• ADS-B Data
• Airport Data
• Weather Data
• OSINT
• Tools and Libraries
• Other Lists

• ADS-B Exchange - Community-driven ADS-B network, offers free sample data and freemium Rest APIs

• ourairports.com - Community-driven airport database which includes geo coordinates, airport names and more.
• airports.csv - Raw CSV file of OurAirports.com, 78K+ airports
• runways.csv - Runways information. Including length, width, altitude and more.
• airport-frequencies.csv - MHZ Airport Frequencies.
• countries.csv - Additional Country data
• regions.csv - Additional Region Data
• navaids.csv
• airport-comments.csv - Community comments

• airports.dat - Airport data, might be outdated
• airports-extended.dat - Airports, train stations and ferry terminals, including user contributions
• airlines.dat
• routes.dat

• free_airports.json.zip - 32K structured airport data

• NOAA's METAR - Up-to-date METARs, for a specific station you can add the {ICAO}.TXT at the end of the url (e.g. EGLL)
• AVWX-Engine - Aviation Weather parsing engine. METAR & TAF

• skytrack - A planespotting and aircraft OSINT tool made using Python

• traffic-viz - A toolbox for processing and analysing air traffic data
• pitot - A toolbox for aeronautic calculations
• openap-top - Open flight trajectory optimizer built with non-linear optimal control method

• awesome-flying - A curated list of flying/aviation tools