The complete starting list for TSPDT's ranking of the 21st Century's Most Acclaimed Films. Anything not listed in Letterboxd will be noted below.

Television:

The Americans (2013-2018, various)
"Amor Vincit Omnia" (2018, Lana Wachowski) - episode of Sense8
Atlanta (2016-, various)
Babylon Berlin (2017-, various)
Battlestar Galactica (2004-2009, various)
Big Little Lies (2017, various)
Bojack Horseman (2014-, various)
Borgen (2010-2013, various)
Breaking Bad (2008-2013, various)
Creature Comforts (2003, various)
The Dark Crystal: Age of Resistance (2019, various)
Days We Stared At the Sun (2010-, various)
D-Day: As it Happens (2013, Martin Gorst & Joe Myerscough)
Deadwood (2004-2006, various)
Derry Girls (2018-, various)
The Deuce (2017-2019, various)
Faking It (2000-2006, various)
"Fantastic Easter Special" (2007, Trey Parker) - episode of TV series South Park
Fargo (2014-, various)
Fleabag (2016-, Phoebe Waller-Bridge)
Game of Thrones (2011-2019, various)
The Girlfriend Experience (2016-, various)
Girls (2012-2017, Lena Dunham et al.)
The Good Place (2016-2017, various)
Goodnight, Children (2000, Yuriy Norshteyn) - animated bumper for Russian TV show
"H is for Hawk: A New Chapter" (2017, Mike Birkhead) - episode of TV series Nature
Halt and Catch Fire (2014-2017, various)
The Handmaid's Tale (2017-, various)
The Hollow Crown (2012-2016, various)
House of Cards (2013-2018, various)
I Love Dick (2016-2017, various)
I Think You Should Leave (2019, Tim Robinson)
"Imelda" (2005, Ramona S. Diaz) - episode of TV series Independent Lens
K Street (2003, Steven Soderbergh)
Killing Eve (2018-, various)
The Knick (2014-2015, Steven Soderbergh)
Last Chance U (2016-, various)
Legion (2017-, various)
Line of Duty (2012-, various)
Louie (2010-2015, Louis C.K., et al)
Mad Men (2007-2015, various)
La Mante (2017, Alexandre Laurent)
The Marvelous Mrs. Maisel (2017-2018, various)
The Mighty Redcar (2018, Dan Dewsbury/Stuart Bernard/Jon Ashton)
Mindhunter (2017-, various)
My Life (2010-, various)
90-Day Fiance (2014-2019, various)
One Mississippi (2015-2017, various)
"Package Thief" (2017, Joe Swanberg) - episode of Easy
Peaky Blinders (2013-2018, various)
PEN15 (2019, various)
Raid (2000, various)
Random Acts of Flyness (2018-, various)
Resist (2018, Natalie Johns, et al)
"Rm9sbG93ZXJz" (2018, Glen Morgan) - episode of The X-Files
Russian Doll (2019-, various)
The Sarah Silverman Program (2007-2010, various)
The Story of the Jews (2013, Ella Bahaire & Tim Kirby)
Succession (2018-, various)
Taboo (2017-, various)
The Terror (2018-, various)
"Tracie's Story" (2012, Ashley Pearce) - episode of British TV series Accused
Transparent (2014-, various)
Treme (2010-2013, various)
"We Just Decided To" (2012, Greg Mottola) - episode of TV series The Newsroom
The Wire (2002-2008, various)

Music Videos

"Bitch Better Have My Money" - Rihanna (2015, Megaforce/Rihanna)
"Blackstar" - David Bowie (2015, Johan Renck)
"Dogs, Moon River, and Baudelaire" - Sofie from Seattle (2019, Marija Kovacina)
"Empresarios y secretes" - Tarantula (2012, Kikol Grau)
"Fell in Love with a Girl" - The White Stripes (2002, Michel Gondry)
"Hurt" - Johnny Cash (2003, Mark Romanek)
"Leaving the Grid" - Ital Tek (2020, Ruben Fro)
"Sipping on the Sweet Nectar" - Jens Lekman (2007, Marcus Soderlund)

Experimental works/art installations

The Blind Rabbit (2019, Pallavi Paul)
The Boat is Leaking. The Captain Lied. (2017, Alexander Kluge)
Camera War (2009, Lech Kowalski)
Dawn Chorus (2007, Marcus Coates)
Detour on Route to a Movie (2019, Clea Wallis/Paul Rous)
Digital Desert (2015, Clement Cogitore)
Duty Free Art (2015, Hito Steyerl)
The Dystopia Files (2009-2011, Mark Tribe)
The Eighth Alps (2019, Jacques Perconte)
Fucking Perfect (Body Double #36) (2019, Brice Dellsperger)
A Ghost Eats Mud on the Mountain (2019, Richard Forbes-Hamilton)
Healing Ray (2021, Jorge Suarez-Quinones Rivas)
Li(f/v)e (2021, Ismael)
Mobile Homestead Trilogy (2012, Mike Kelley)
The Morrissey Problem (2019, Tony Cokes)
The School of Narrative Dance (2013, Marinella Senatore)
Similarities (2020, Alex Kasses)
Sleepcinemahotel (2018, Apichatpong Weerasethakul)
Speaking in Tongues (2019, Christopher Harris)
Tremble, Tremble (2017, Jesse Jones)
Z = |Z/Z•Z-1 mod 2|-1: Lavender Town Syndrome (2020, Andrew Norman Wilson)

Retrospectives

Luminous Intimacy (2015, Nathaniel Dorsky)

Filmed Lectures

State of Cinema (2020, Olivier Assayas)

Unmade films

Toussaint (2015, Danny Glover)

Unreleased

Coach Stage Stage Coach (Paul McCarthy)
Wildfire (Talitha Stevenson)

Video Games

Fort McMoney (2013, David Dufresne)
The Legend of Zelda: Breath of the Wild (2017, Hidemaro Fujibayashi/Hiroki Hirano)
Super Mario Odyssey (2017, Kenta Motokura)

Advertisements

By Your Side (2017, Frederic Planchon)
Fans of Love, Love Has No Labels (2017, Ad Council)

Not enough info to add to TMDb:

Airport Hammam-Lif (2007, Slim Ben Chiekh)
Arbor Vitae (2003, Linda Boyd)
Article Left by the Departed (2013, Takashi Makino)
Bearded Vulture (2021, Martin Baus)
Cavalier Express (2014, Alain Cavalier)
Dark Holler (2018, Jeremy Drummond/David Poolman)
Dragon Coconut and the Monster Rabbit (2011, Indigo Luksch)
Easy Fault (2015, Malika Musaeva)
Eden (2012, James Howard)
GGH (2018, Ece Ezer)
Himno de Riego (2012, Luis E. Pares)
I Thought I Wasn't (2004, Kim Miles)
Land of Lightning People (2016, Genito Gomes, et al)
Lettre Ocean 12 (2010, Aminatou Echard)
Macht, dass mir inne wird, was ich durch euch verloren habe (2012, Luise Donschen)
Messenger (2011, Martin Sola)
Oedipus Monument Test 01 (2008, Norbert Pfaffenbichler)
193 Octillion (2018, Anna Tsyrlina)
Le Pigeon (2000, Veronique Rey Geneix)
17th Karmapa Legend (2009, Chen Yuting)
Silent Voice (2021, Deni Pitsaev)
Sonne Halt (2014, Dietmar Brehm)
Studien zu Monet (im imaginaren Museum) (2014, Klaus Wyborny)
Systems of Nature (2007, Chris Welsby)
Triptico (2012, Raul Perrone)
Two Tone in Five Hoods (2017, Neil Kulkarni)
Winds of Chanduy (2021, Mario Rodriguez Davila)
Ziehen (2012, Jutta Riedel/Mirek Balonis)