Batgirl shelved by Warner Bros. Discovery, via @DiscussingFilm — confirmed
Reported on Aug 2, 2022; the studio confirmed the decision.
Leaked on 02 August 2022

On Aug 2, 2022, @DiscussingFilm posted that Batgirl was in the final stages of post-production when it was canceled.
Warner Bros. said the decision reflected leadership’s strategic shift around the DC universe and HBO Max, ComicBook.com reported. IGN reported that post-production was almost complete on the $90 million film.
Confirmed.