Batman: Unchained (1999)

Batman: DarKnight (2001)

Batman vs Superman (2002) (non DCEU)

Robin (2003)

Teen Titans (2005)

Batgirl (2007)

Superman: Man Of Steel (2009) (sequel to Superman Returns)

The Death & Resurrection Of Superman (2012) (third sequel to Superman: Man Of Steel & final installment) (Superman returns trilogy)

Teen Titans 2 (2013)

Teen Titans 3 (2015) (final installment and trilogy)

BONUS:

The Green Lantern (2009) (Hal Jordan played by Bobby Campo)

Flash: Legacy (2003) (sequel to Flash 1990) (but recasted by different actor because John is too old to play as Barry Allen and Ben Affleck played as flash)

Wonder Woman: Rises (2010) (sequel to Wonder Woman 1976 but recasted by Scarlett Johansson because Lynda Carter is too old to play as Diana Prince)

The Justice League (2016) (non DECU)

The Justice League 2 (2019)

The Justice League 3 (2022) (final installment and Trilogy)

Batman: Beyond (2024) (spin off and both sequel to Batman: DarKnight & Batman vs Superman)