note: info taken from wikipedia; only includes tv & films

• TV: Scooby-Doo, Where Are You!(1969–78)
• TV: The New Scooby-Doo Movies (1972–73)
• TV: The Scooby-Doo Show (1976–78)
• Film/TV Special: Scooby Goes Hollywood (1979)
• TV: Scooby-Doo and Scrappy-Doo (1979–80)
• TV: Scooby-Doo and Scrappy-Doo (1980–82)
• TV: The New Scooby and Scrappy-Doo Show (1983–84)
• TV: The 13 Ghosts of Scooby-Doo (1985)
• Film/TV Special: Scooby-Doo Meets the Boo Brothers (1987)
• Film/TV Special: Scooby-Doo and the Ghoul School (1988)
• Film/TV Special: Scooby-Doo! and the Reluctant Werewolf (1988)
• TV: A Pup Named Scooby-Doo (1988–91)
• Film/TV Special: Scooby-Doo! in Arabian Nights (1994)
• Film/TV Special: Bravo Dooby-Doo (1997)
• Film/TV Special: Scooby-Doo: Behind the Scenes (8 shorts) (1998)
• Film/TV Special: The Scooby-Doo Project (1999)
• Film/TV Special: Night of the Living Doo (2001)
• TV: What's New, Scooby-Doo? (2002–06)
• TV: Shaggy & Scooby-Doo Get a Clue! (2006–08)
• TV: Scooby-Doo! Mystery Incorporated (2010–13)
• TV: Be Cool, Scooby-Doo! (2015–present)
• Film/TV Special: Lego Scooby-Doo! Knight Time Terror (2015)

To Sort Live action theatrical films ***keep together

• Film: Scooby-Doo (2002)
• Film: Scooby-Doo 2: Monsters Unleashed (2004)

Live action TV prequels? ***keep together

• Film: Scooby-Doo! The Mystery Begins (2009)
• Film: Scooby-Doo! Curse of the Lake Monster (2010)

Animated direct-to-video films

• Film: Scooby-Doo on Zombie Island (1998)
• Film: Scooby-Doo! and the Witch's Ghost (1999)
• Film: Scooby-Doo and the Alien Invaders (2000)
• Film: Scooby-Doo and the Cyber Chase (2001)
• Film: Scooby-Doo! and the Legend of the Vampire (2003)
• Film: Scooby-Doo! and the Monster of Mexico (2003)
• Film: Scooby-Doo! and the Loch Ness Monster (2004)
• Film: Aloha, Scooby-Doo! (2005)
• Film: Scooby-Doo! in Where's My Mummy? (2005)
• Film: Scooby-Doo! Pirates Ahoy! (2006)
• Film: Chill Out, Scooby-Doo! (2007)
• Film: Scooby-Doo! and the Goblin King (2008)
• Film: Scooby-Doo! and the Samurai Sword (2009)
• Film: Scooby-Doo! Abracadabra-Doo (2010)
• Film: Scooby-Doo! Camp Scare (2010)
• Film: Scooby-Doo! Legend of the Phantosaur (2011)
• Film: Scooby-Doo! Music of the Vampire (2012)
• Film: Big Top Scooby-Doo! (2012)
• Film: Scooby-Doo! Mask of the Blue Falcon (2013)
• Film: Scooby-Doo! Adventures: The Mystery Map (2013)
• Film: Scooby-Doo! Stage Fright (2013)
• Film: Scooby-Doo! WrestleMania Mystery (2014)
• Film: Scooby-Doo! Frankencreepy (2014)
• Film: Scooby-Doo! Moon Monster Madness (2015)
• Film: Scooby-Doo! and Kiss: Rock and Roll Mystery (2015)
• Film: Lego Scooby-Doo! Haunted Hollywood (2016)
• Film: Scooby-Doo! and WWE: Curse of the Speed Demon (2016)
• Film: Scooby-Doo! Shaggy's Showdown (2017)
• Film: Lego Scooby-Doo! Blowout Beach Bash (2017)
• Film: Scooby-Doo! & Batman: The Brave and the Bold (2018)
• Direct-to-video Special: Scooby-Doo! Spooky Games (2012)
• Direct-to-video Special: Scooby-Doo! Haunted Holidays (2012)
• Direct-to-video Special: Scooby-Doo! and the Spooky Scarecrow (2013)
• Direct-to-video Special: Scooby-Doo! Mecha Mutt Menace (2013)
• Direct-to-video Special: Scooby-Doo! Ghastly Goals (2014)
• Direct-to-video Special: Scooby-Doo! and the Beach Beastie (2015)