Justice League: The Flashpoint Paradox - resets timelines and combines them into one and
Justice League: War - is the new beginning to a new timeline (animated films based on The New 52 continuity).
CW Seeds Constantine: City of Demons, dose not follow Constantine from Arrowverse. Instead it is the Constantine from JL Dark movie. But maybe later they will connect it to Arrowverse somehow.
Animated films and TV-series
-- https://en.wikipedia.org/wiki/List_of_television_series_based_on_DC_Comics --
DC Animated Movie Universe
DC Animated Series Universe
DC Universe Animated Original Movies (DCUAOM) are direct-to-video film projects being created by Warner Premiere, Warner Bros. Animation, and DC Comics, with the help of producers such as Bruce Timm, who helped create The DC Animated Universe (DCAU), and Andrea Romano, who worked as the voice director, now currently working on most of the movie projects.