https://www.uefa.com/match-calendar/
Match calendar | UEFA.com
Keep track of the scores and scorers in all of UEFA's club and national-team competitions.
match calendaruefa
https://derby.ist/
Derbyist - Up-to-date match calendar of football derbies
Up-to-date match calendar of football derbies and rivalries, historical results, and video highlights
up to datematch calendarderbyistfootballderbies