https://desktopapps.ryanair.com
https://desktopapps.ryanair.com/en-gb/res/stations
https://api.ryanair.com/aggregate/3/common?embedded=closures
https://api.ryanair.com/timetable/3/schedules/DUB/LGW/years/2016/months/11
https://www.ryanair.com/de/de.farefinder.json is an JSON file in which several picture paths are declared :)
https://desktopapps.ryanair.com/bg-bg/res/currencies
https://api.ryanair.com/discount/3/discounts
https://ryanair.com/ie/en.markets.json https://www.ryanair.com/content/ryanair.markets.json
https://desktopapps.ryanair.com/en-gb/checkin/checkinpassengers
That's their fancy map redirect url not the endpoint. You can maybe find new arguments if you study network tab using site, but the api looks similar to before:

ie. https://www.ryanair.com/api/farfnd/v4/roundTripFares/BRI/CAG/cheapestPerDay?outboundMonthOfDate=2025-07-01&inboundMonthOfDate=2025-07-01
https://www.ryanair.com/api/farfnd/v4/roundTripFares?departureAirportIataCode=BRI&outboundDepartureDateFrom=2025-07-01&market=en-gb&adultPaxCount=1&arrivalAirportIataCode=CAG&searchMode=ALL&outboundDepartureDateTo=2025-07-30&inboundDepartureDateFrom=2025-07-01&inboundDepartureDateTo=2025-07-03&durationFrom=1&durationTo=7&outboundDepartureTimeFrom=00:00&outboundDepartureTimeTo=23:59&inboundDepartureTimeFrom=00:00&inboundDepartureTimeTo=23:59