| O crime do Padre Amaro: Uma história de amor e desejo (banda sonora original) | Album | 2006 | Soundtrack |
| O Espírito Do Brasil | Album | August 23, 2019 | — |
| O kuku$ima se ne raspravlja | Album | 2015 | Mixtape/Street |
| O lado direito | Album | November 14, 2016 | Compilation |
| O Let’s Do It | Single | December 25, 2009 | — |
| O Let’s Do It (remix) | Single | March 15, 2010 | Remix |
| O Mundo é Giro | Single | March 26, 2024 | — |
| O Próprio | Album | February 16, 2024 | — |
| O Rei Leão | Album | 1994 | Soundtrack |
| O Rei Leão | Album | 1994 | Soundtrack |
| O.D.B. & The Fatback Band - Gotta Get Your Money | Single | 2019 | DJ-mix |
| O.D.B.E.P. | EP | 1996 | — |
| O.L.C. | Album | April 18, 2001 | Compilation |
| O.N.I.F.C. | Album | December 4, 2012 | — |
| O.P.P. | Single | September 24, 1991 | — |
| O.S.T. | Album | June 4, 2002 | — |
| O.S.T. | Single | 2002 | — |
| Oasi | EP | July 7, 2022 | — |
| OASIS | Album | March 13, 2026 | — |
| Oasis | Album | November 24, 2009 | — |
| OAsis 2 | Album | June 19, 2026 | — |
| Obama BasedGod | Album | July 30, 2012 | Mixtape/Street |
| OBDACHLOSER | Single | August 2, 2024 | — |
| Oberbürgermeister | Single | July 26, 2024 | — |
| OBEY | Album | March 23, 2012 | Mixtape/Street |
| Obey Me | Single | November 10, 2015 | Remix |
| Obra Akyedzi | Single | September 10, 2024 | — |
| Obscene Underground Volume 2: Ass | Album | 2000 | DJ-mix |
| Obscured by Fuckheads | Album | 1994 | Compilation |
| Obscurity Continuum | Album | December 20, 2024 | — |
| OBSESSED | Single | May 5, 2022 | — |
| Obststand | Album | June 12, 2015 | — |
| Obststand 2 | Album | June 25, 2019 | — |
| Obststand 3 | Album | September 14, 2023 | — |
| Occhi a cuore - (Re) mix tape | Album | June 12, 2025 | Mixtape/Street |
| OCEAN | Single | August 8, 2025 | — |
| Ocean Bridges | Album | May 22, 2020 | — |
| Ocean Flo | Single | October 1, 2009 | — |
| Ocean Spray | Single | May 24, 2023 | — |
| OCEANICA | Single | June 19, 2025 | — |
| Oda Nobunaga | Single | May 6, 2022 | — |
| Oda Nobunaga (remix) | Single | May 6, 2022 | Remix |
| ODB | Single | August 28, 2013 | — |
| Odd Autumn | Album | October 16, 2009 | — |
| ODD CURE | Album | July 17, 2020 | — |
| Odd Renditions, Volume 001 | EP | May 15, 2012 | — |
| Odd Seasons | Album | May 17, 2011 | — |
| Odd Sketches Vol. 1 | Album | January 18, 2024 | Compilation, Demo |
| Odd Spring | Album | May 11, 2010 | — |
| Odd Summer | Album | May 28, 2009 | — |
| Odd Winter | Album | January 22, 2010 | — |
| Ode to Illmatic | Album | June 11, 2010 | Mixtape/Street |
| Ode to the Ghetto | Album | March 25, 2008 | — |
| Odio | Single | January 28, 2014 | — |
| ODSL | EP | May 27, 2016 | — |
| Odyssee | Album | October 16, 2020 | — |
| Odyssey | Album | May 23, 2004 | — |
| Odyssey Disco | Album | October 4, 2024 | — |
| Odyssée | Album | February 5, 2021 | Compilation |
| Of Course It Ends, Everything Does | Album | April 21, 2013 | — |
| Of Mics and Men: Music from the Showtime Documentary Series | EP | May 17, 2019 | — |
| Of That Ilk | Single | August 23, 2024 | — |
| Off | Album | March 22, 2024 | — |
| Off Deez | Single | November 6, 2018 | — |
| Off Parole | Single | January 9, 2016 | — |
| Off Parole | Album | March 19, 1996 | — |
| Off the Books | Single | 1997 | — |
| Off the Corner | Single | May 6, 2014 | — |
| Off the Grid | Album | April 28, 2017 | — |
| Off the Rip | Single | June 28, 2023 | — |
| Off The Turf | Single | August 8, 2014 | — |
| Off the Wall | Album | December 1, 2000 | Compilation |
| Off the Wall | Album | August 10, 1979 | — |
| Off the Wall / Thriller | Album | November 1, 2004 | Compilation |
| Off The Wall! | Single | June 8, 2017 | — |
| Off to the Races | Album | November 6, 2026 | — |
| Off Top | Single | November 15, 2017 | — |
| Off Top | Album | February 19, 2013 | — |
| Off Ya Chest / Take Dem Clothes Off | Single | September 17, 2002 | — |
| Offen / Geschlossen (short edit) | Single | March 11, 2021 | — |
| Offene Wunden | Single | October 16, 2026 | — |
| Officer Down (Rick Ross Diss) | Single | February 12, 2009 | — |
| Official 2005 Grey Cup After Party Mix CD | Album | 2005 | — |
| Official Space Tape | Album | 2004 | DJ-mix |
| Official White Label | Album | January 1, 2010 | Mixtape/Street |
| Officillz Bootleg - Der Junge Illz | Album | September 20, 2004 | — |
| OFFLINE | EP | February 24, 2022 | — |
| OFFLINE | Album | February 23, 2020 | — |
| Offwhite Lumberjack | Single | June 21, 2024 | — |
| OG Chronicles | Album | October 21, 2014 | Compilation |
| OG mit Herz | Album | March 22, 2019 | — |
| Og såd’n noget! | Album | October 1994 | Compilation |
| OGBest Of | Album | November 15, 2005 | Compilation, DJ-mix, Mixtape/Street |
| OGdub | Single | October 10, 2025 | — |
| Ogre | Album | July 9, 2021 | — |
| Oh | Single | July 25, 2005 | — |
| Oh (wh)y | Single | 1998 | — |
| Oh Africa (Pepsi Version) | Single | January 1, 2010 | — |
| Oh Boy | Single | 2002 | — |
| Oh I | Single | October 27, 2017 | — |
| Oh Junge | Single | July 24, 2020 | — |
| Oh La La La | Single | April 29, 2016 | — |
| Oh Lord | Single | December 17, 2014 | — |
| Oh Me Oh My (Malaa remix) | Single | March 20, 2017 | Remix |
| Oh My | Single | June 17, 2011 | — |
| Oh My God | Single | March 1, 2018 | — |
| Oh My God | Single | 1993 | — |
| Oh No | Single | 2000 | — |
| Oh No | Single | 1999 | — |
| Oh No (DJ Hype remix) | Single | 2000 | Remix |
| Oh No (John B remix) | Single | 2001 | Remix |
| Oh No (remix) | Single | 1999 | — |
| Oh No vs. Percee P | Album | 2008 | — |
| Oh Ok | Single | March 16, 2016 | — |
| Oh Shit That’s Nep & Pap There They Go | EP | June 16, 2020 | — |
| Oh Well | Single | 2015 | — |
| Oh Yeah | Single | May 16, 2025 | — |
| Oh, vita! | Album | December 1, 2017 | — |
| Oh, vita! | Single | November 10, 2017 | — |
| Oh, vita! Remix | Single | January 12, 2018 | Remix |
| OHAYO: A Sad Uk Girl's Anthem | Album | September 2, 2024 | — |
| Ohh | Single | August 13, 2015 | — |
| Ohi Maria | Single | 1994 | — |
| Ohio | Album | October 27, 2014 | — |
| OHMNI W202091 | Single | March 22, 2020 | — |
| Ohne dich | Single | November 14, 2025 | — |
| Ohne Fleiß kein Preis | Album | June 26, 2026 | Mixtape/Street |
| Ohne Kondom | Single | February 8, 2019 | — |
| OhNo! | Single | January 3, 2018 | — |
| Ohnomite | Album | June 5, 2012 | — |
| Oil Money Gang | Single | June 3, 2013 | — |
| Oil Sheen | Single | December 27, 2023 | — |
| Oitavo Céu | Album | April 1, 2022 | — |
| OJ Da Juiceman, Pt. 2 | Album | March 14, 2025 | — |
| OK Let’s Go | Single | March 28, 2025 | — |
| OK OK (Hamdi remix) | Single | January 30, 2026 | Remix |
| OK Wow | Single | December 10, 2010 | — |
| OK Wow (Remixes) | EP | December 15, 2010 | Remix |
| OK... Nah | Single | April 24, 2026 | — |
| Okay | Single | December 8, 2023 | — |
| Okay | Single | March 25, 2020 | — |
| Okay Cupid | Single | April 11, 2012 | — |
| Okayletsgo | Single | November 14, 2025 | — |
| Okayplayer: The Bollywood Remake | Album | 2011 | Remix, Mixtape/Street |
| OKE (Operation Kill Everything) | Album | October 9, 2013 | Mixtape/Street |
| OKLM | Single | May 26, 2014 | — |
| OKLOSER | Single | April 5, 2024 | — |
| Okou Gnakouri | Album | November 11, 2016 | — |
| OKRA | Single | March 30, 2018 | — |
| Oktober in Europa | Single | April 5, 2024 | — |
| Oktoberfest | Single | September 30, 2022 | — |
| Ol' Time Killin' | EP | 2001 | — |
| Olbom:The Greatest Album in the Universe | Album | June 1, 2015 | — |
| Old | Album | October 8, 2013 | — |
| Old and Gone | Single | September 1, 2026 | — |
| Old Donuts | Album | May 8, 2020 | Compilation |
| Old Earth | EP | February 24, 2020 | — |
| Old English | Single | July 1, 2014 | — |
| OLD FASHIONED | Single | April 17, 2026 | — |
| Old Friends | Album | 1993 | — |
| Old Habits | Single | 1998 | — |
| Old Instrumentals | Album | May 16, 2012 | — |
| Old Mac | Single | July 19, 2024 | — |
| OLD ME </3 | Single | December 6, 2017 | — |
| Old School | Single | July 10, 2006 | — |
| Old School Funk | Album | January 28, 2021 | — |
| Old School Love | Single | October 14, 2013 | — |
| Old School Vs. New School | Single | 1998 | — |
| Old Thing Back | Single | February 17, 2015 | — |
| Old Times Sake | Album | June 24, 2024 | Compilation |
| Old Ways | Single | December 13, 2022 | — |
| Old.Klouds.LP | Album | August 3, 2011 | — |
| Oldschool Future | Album | March 23, 2012 | — |
| Olesi: Fragments of an Earth | Album | August 22, 2006 | — |
| Olesi: Instrumentals | Album | 2006 | — |
| Oli FM | EP | October 1, 2021 | — |
| Oligarchy Sucks! | Album | September 27, 2014 | — |
| OLIVER'S REVENGE | Album | March 24, 2023 | — |
| Olympia | Single | September 25, 2019 | — |
| Ol’ Dirty Bastards | EP | May 17, 2024 | — |
| Ombre di città | Single | July 15, 2025 | — |
| Ombre est lumière | Album | November 2, 1993 | — |
| Omerta | Single | April 19, 2024 | — |
| Omertà | Album | 2008 | — |
| OMG | Single | March 12, 2010 | — |
| OMG HONEY IM COMBING !! | Album | June 17, 2024 | — |
| OMG Remix EP | EP | June 5, 2010 | — |
| OMG! | Single | October 31, 2025 | — |
| OMG! | Single | February 24, 2014 | — |
| Omotesando | Single | September 20, 2019 | — |
| OMW2 REXDALE | Album | March 27, 2025 | — |
| On a Mission | Single | September 26, 2016 | — |
| On a Plain / Lithium / Breed (live) | Single | October 22, 2021 | Live |
| On and On | Single | May 17, 2024 | — |
| On and On | Single | March 29, 2011 | — |
| On and On and Beyond | EP | March 29, 2011 | — |
| On Behalf of the Streets | Album | November 6, 2006 | — |
| On Behalf of the Streets 3 | Album | July 30, 2021 | — |
| On Behalf of the Streets, Part 2 | Album | October 28, 2016 | — |
| On Behalf Of The Streets: The Trilogy (20th Anniversary Edition) | Album | October 30, 2026 | — |
| On Dat Money | Single | July 21, 2024 | — |
| On Dat Money (Alternate Versions) | Single | July 19, 2024 | Remix |
| On est encore là : Bercy 2008 | Album | December 11, 2009 | Live |
| On est là ! | Single | 2004 | — |
| On fait les bayes | Single | June 22, 2018 | — |
| ON FIRE | Single | April 28, 2025 | — |
| On Fire | Single | October 7, 2016 | — |
| On Fire | Single | August 2, 2004 | — |
| On Fire Mixtape | Album | August 2, 2004 | Mixtape/Street |
| On GOD | Single | August 3, 2022 | — |
| On GOD | Single | June 21, 2019 | — |
| On Me | Single | December 4, 2020 | — |
| On Me | Single | September 29, 2017 | — |
| On Me | Single | May 26, 2015 | — |
| On Me (Remix) | Single | April 27, 2021 | Remix |
| On My Knees | Single | May 17, 2004 | — |
| On My Level | Single | February 22, 2011 | — |
| On My Line | Single | July 1, 2015 | — |
| On My Line 2.0 | Single | February 16, 2018 | — |
| ON MY MIND | Single | November 17, 2017 | — |
| On My New Shit | Single | June 21, 2011 | — |
| On My Own | Single | May 1, 2020 | — |
| On My Own (2016) | Single | May 29, 2024 | — |
| On My Side | Single | November 27, 2020 | — |
| On My Side (BTNZ Remix) | Single | February 5, 2021 | Remix |
| On My Starship | Single | 1998 | — |
| On My Trail | Single | March 25, 2008 | — |
| On One | Single | July 12, 2010 | — |
| On Point | Single | July 1994 | — |
| On s'promet | Album | May 6, 2016 | — |
| On Sacred Ground: Mother and Son | Album | March 6, 2009 | — |
| On Some Real Shit | Single | 2006 | — |
| On s’fait du mal | Single | November 10, 2014 | — |
| On tha Block | Album | February 21, 2006 | — |
| On the Block | Single | October 3, 2017 | — |
| On the Come Up | Single | March 17, 2017 | — |
| On the Corner | Single | March 14, 2025 | — |
| On the Cutting Room Floor | Album | March 17, 2023 | Mixtape/Street |
| On the Floor | Single | January 1, 2020 | — |
| On the Floor | Single | February 18, 2011 | — |
| On the Grind | Single | December 10, 2021 | — |
| On the Inside | Single | November 29, 2019 | Soundtrack |
| ON THE LOW | Single | June 19, 2026 | — |
| On the Outside Looking In | Album | May 24, 1994 | — |
| On The Outside Looking Out | Single | April 21, 2013 | — |
| On The Reels | Album | 2000 | — |
| On the Reels / Piece of the Pie / Violatin' (remix) | EP | 1999 | — |
| On The Road | Single | February 28, 2025 | — |
| On The Road | Album | May 4, 2018 | — |
| On the Road Again (Music from The American Epic Sessions) | Single | May 12, 2017 | — |
| On The Run | Album | 2003 | Mixtape/Street |
| On the Run | Single | 1992 | — |
| On the Run From Area 51 | Album | January 31, 2022 | — |
| On The Run From Area 51, Pt. 2 | Album | March 16, 2022 | — |
| On the Rvn | EP | September 24, 2018 | — |
| On the street | Single | March 3, 2023 | — |
| On the Strength | Album | 1988 | — |
| On the Throne | Single | March 10, 2017 | — |
| On the Turntable | Album | September 25, 1998 | Compilation, DJ-mix |
| On Top | Single | June 30, 2009 | — |
| On Top | Single | 2008 | — |
| On Top of Our Game | Album | February 7, 2006 | — |
| On Top of the World | Album | January 1, 1995 | — |
| On Tour | Single | June 12, 2009 | — |
| On Up | Single | August 2, 2024 | — |
| On va danser | Single | June 15, 2011 | — |
| ON VA YEKE | Single | June 21, 2022 | — |
| On Wat U On | Single | January 12, 2023 | — |
| On Wit da Show / Naughty Dread II | Single | 1997 | — |
| Once in a Lifetime | Single | March 3, 2015 | — |
| Once in a Red Moon | Album | April 17, 2026 | — |
| Once Upon a Time (feat. Starlito, Scarface & Kam Franklin) | Single | February 7, 2017 | — |
| ONCE UPON A TIME (FREESTYLE) | Single | November 6, 2018 | — |
| Once Upon a Time in Shaolin… | Album | November 25, 2015 | — |
| Oncle Idris | EP | 2020 | — |
| Ondulé | EP | April 29, 2016 | — |
| One | Single | February 24, 2009 | — |
| ONE | Single | November 7, 2007 | — |
| One | Album | March 29, 2005 | — |
| One | Single | 1998 | — |
| One (The Voice Performance) | Single | June 18, 2013 | — |
| One Another | Album | 1999 | — |
| One Beer | Single | April 2004 | — |
| One Big Trip | Album | August 13, 2002 | Compilation |
| One Billion | Single | December 4, 2024 | — |
| One Bullet x Blowin´Smoke | Album | April 7, 2020 | Mixtape/Street |
| One Call | Single | November 19, 2020 | — |
| One Day | Single | March 16, 2016 | — |
| One Day | Single | 1998 | — |
| One Day in Your Life | Album | 1981 | Compilation |
| One Day It’ll All Make Sense | Album | September 30, 1997 | — |
| One Eight | Album | November 24, 2020 | — |
| One False Move | Single | May 5, 2015 | — |
| One Foot | Single | May 15, 2016 | — |
| One Hit Wonder | EP | October 15, 2014 | — |
| One in a Million | Album | August 27, 1996 | — |
| One in a Million | Single | 1996 | — |
| One in a Million (Remixes) | Single | April 1997 | Remix |
| One in a Million (Timbaland's Remix) | Single | 1996 | Remix |
| One In A Million: The Mixtape (Chopped Not Slopped) | EP | 2012 | Mixtape/Street |
| ONE LAST KISS | Single | November 21, 2001 | — |
| One Life 2 Live | Album | March 5, 1997 | — |
| One Life to Live | Album | July 1, 2013 | — |
| One Love | Single | February 1, 2012 | — |
| One Love | Single | October 25, 1994 | — |
| One Man Army | Single | June 11, 2025 | — |
| One Man Show | Single | 2016 | — |
| One Mic | Single | 2002 | — |
| One Mic, One Gun | Single | November 29, 2022 | — |
| One Million Strong | Album | 1995 | Compilation |
| One Minute Man | Single | September 17, 2001 | — |
| One Mob | Album | October 30, 2015 | — |
| One Monkey Don't Stop No Show | Album | 2004 | — |
| One More | EP | November 25, 2022 | — |
| One More | Single | March 11, 2020 | — |
| One More Chance | Single | August 25, 2008 | — |
| One More Chance | Single | 1995 | — |
| One More Drink | Single | October 28, 2008 | — |
| One More Light | Album | May 19, 2017 | — |
| One More Light Live | Album | December 14, 2017 | Live |
| One More Time (The Black Seeds Remix) | Single | June 14, 2010 | — |
| One Nation | Album | September 20, 2021 | — |
| One Night in L.A. | Single | April 30, 2011 | — |
| One Night Stand | Single | December 29, 2017 | — |
| ONE NiGHT STAND (ONS) | Single | February 8, 2024 | — |
| ONE NiGHT STAND (ONS) [SpedUp Version] | Single | February 13, 2024 | — |
| One Nighter | Single | 2018 | — |
| One Nite Stand (Of Wolves and Sheep) | Single | September 2, 2002 | — |
| One of the Best Yet | Album | November 1, 2019 | — |
| One Right Now | Single | November 5, 2021 | — |
| ONE SHOT | Single | April 19, 2024 | — |
| One Shot At Love | Single | 1989 | Demo |
| One Shot Deal | Album | August 27, 2014 | Compilation |
| One Shotta Boy | Single | March 31, 2023 | — |
| One Spoon of Chocolate: Original Score | Album | May 1, 2026 | Soundtrack |
| One Step Closer | Single | December 2000 | — |
| One Step Closer to Infinity | Album | January 28, 2022 | — |
| One Take Wonder zum Album "Männlich" | EP | February 2014 | — |
| One Time | Single | December 2, 2022 | — |
| One Time | Single | May 11, 2018 | — |
| One Time’s Got No Case | Single | 1991 | — |
| One to Grow On | Album | 2002 | Compilation |
| One Touch | Single | March 1, 2013 | — |
| One Touch (00212) | Single | June 15, 2023 | — |
| One Touch 2 | Single | August 8, 2014 | — |
| One Track Mind | Single | March 23, 2018 | — |
| One Week Notice | Album | January 5, 2018 | Compilation |
| Oneway or Noway | Album | December 8, 2016 | Mixtape/Street |
| Onkelz Poster | Single | November 14, 2020 | — |
| Online Dating | Album | July 21, 2018 | — |
| Only | Single | October 28, 2014 | — |
| Only | Single | July 25, 2005 | — |
| Only Built 4 Cuban Linx, Pt. 2 (Gold Edition) | EP | August 17, 2010 | — |
| Only Built 4 Cuban Linx… | Album | August 1, 1995 | — |
| Only Built 4 Cuban Linx… Pt II | Album | September 7, 2009 | — |
| Only Built for the Streets | Album | 2006 | Compilation, Mixtape/Street |
| Only Death Can Kill You | Album | April 24, 2007 | — |
| Only for Dolphins | Album | September 18, 2020 | — |
| Only God Can Judge Me | Album | April 10, 2013 | Mixtape/Street |
| Only God Can Judge Me | Album | 2011 | — |
| Only God Can Judge Me | Album | September 16, 2009 | Mixtape/Street |
| Only God Can Judge Me | Album | October 26, 1999 | — |
| Only Hits | Album | 2006 | Compilation |
| Only on the Left Side | Album | August 12, 2008 | — |
| ONLY ONE | Single | May 22, 2026 | — |
| Only One | Single | February 9, 2024 | — |
| Only One | Single | May 8, 2012 | — |
| Only One (For the Fans, Vol. 2) | Album | 2006 | — |
| Only One Flo, Part 1 | Album | November 24, 2010 | — |
| Only One Place to Get It | EP | May 9, 2014 | — |
| Only Sometimes | Single | November 16, 2020 | — |
| Only the Generals Gon Understand | EP | May 30, 2019 | — |
| Only the Generals, Part II | Album | February 19, 2021 | — |
| Only Thing I Know | Single | June 25, 2012 | — |
| Only Wanna Be With You (Pokémon 25 version) | Single | February 25, 2021 | Soundtrack |
| ONO (Misteur Valaire Remix) | Single | November 14, 2013 | — |
| Onward | Single | May 28, 2021 | — |
| Onward | Album | February 22, 2012 | — |
| Oochie Wally | Single | April 24, 2001 | — |
| OOGA BOOGA! | Single | October 25, 2022 | — |
| Ooh I Love You Rakeem | Single | July 1, 1991 | — |
| Ooh La La | Single | 1997 | — |
| Ooh Wee | Single | October 20, 2003 | — |
| Ooh Wee / On the Run | Single | July 15, 2003 | — |
| Ooh Yeah | Single | July 13, 2018 | — |
| Oops (Oh My) | Single | 2002 | — |
| Oouh | Single | June 8, 2019 | — |
| Open | Album | January 2, 2009 | — |
| Open | Album | 2004 | Mixtape/Street |
| Open | Single | 2002 | — |
| OPEN - Remix | Single | June 30, 2020 | — |
| Open Arms | Single | April 3, 2012 | — |
| Open Cases | Album | June 28, 2018 | — |
| Open Channels | Single | March 2, 2022 | — |
| Open Our Eyes | Album | February 22, 1974 | — |
| Open Our Eyes / That's the Way of the World | Album | 2009 | Compilation |
| Open Wide | Single | October 27, 2014 | — |
| Open Your Optics to Optimism | Album | September 28, 2016 | — |
| Opera Camora | Album | 2016 | Mixtape/Street |
| Opera Show | Single | September 18, 2020 | — |
| Operation: Doomsday | Album | October 19, 1999 | — |
| OPIUM | Album | April 24, 2021 | Compilation |
| Opps | Single | December 18, 2020 | — |
| Oprah’s Bank Account | Single | March 9, 2020 | — |
| Optik Anthem / Deutschlands 1 | Single | 2002 | — |
| Optik Takeover | Album | October 9, 2006 | Mixtape/Street |
| Optikrecords.de Exclusive | Single | January 12, 2004 | — |
| Options | Album | October 17, 2018 | Mixtape/Street |
| Opulence | Album | October 26, 2018 | — |
| Or Nah | Single | July 1, 2014 | — |
| Or noir | Album | October 21, 2013 | — |
| Or noir, part 3 | Album | January 25, 2019 | — |
| Or noir, part II | Album | January 9, 2019 | — |
| Ora | Album | January 25, 2011 | — |
| Ora por mí | Single | July 22, 2014 | — |
| Oracle 3 | Album | March 6, 2020 | — |
| Oral Sex | Single | 1999 | — |
| Orange | EP | October 31, 2006 | — |
| Orange Peels | EP | August 15, 2016 | — |
| Orbit | EP | July 27, 2020 | — |
| Orbit Deluxe | EP | October 21, 2020 | — |
| Orbit Orbit | Album | October 31, 2025 | — |
| Orbiting Rawbits | Album | August 19, 2016 | — |
| Orca | Album | July 3, 2012 | — |
| Ordinary Love Shit (closure) | EP | May 17, 2011 | — |
| Orelsan et Gringe sont les Casseurs Flowters | Album | November 18, 2013 | — |
| Orgaga & Surkin Reworks | Single | July 4, 2005 | — |
| Organized Konfusion | Album | October 29, 1991 | — |
| Organized Rhyme | Album | August 28, 2026 | — |
| Organized Rhymes, Volume 2 | EP | 1999 | — |
| Organraub Pt.2 | Single | 2008 | — |
| Orgi Pörnchen 2: Der Soundtrack | Album | 2003 | Compilation |
| Orgi Pörnchen 6 (Raw & Uncut Edition) | Album | April 20, 2012 | Compilation |
| Oriental Dream | Album | October 23, 2015 | — |
| Origami Dollars | EP | July 24, 2020 | — |
| Original | Single | June 22, 2018 | — |
| Original | Single | September 15, 1997 | — |
| ORIGINAL A.I. | Album | July 23, 2003 | — |
| Original Album Classics | Album | September 22, 2017 | Compilation |
| Original Album Classics | Album | 2017 | Compilation |
| Original Album Classics | Album | March 15, 2015 | Compilation |
| Original Album Classics | Album | September 9, 2014 | Compilation |
| Original Album Classics | Album | 2014 | Compilation |
| Original Album Classics | Album | January 9, 2012 | Compilation |
| Original Album Classics | Album | November 4, 2011 | Compilation |
| Original Album Classics | Album | 2011 | Compilation |
| Original Album Classics | Album | September 29, 2008 | Compilation |
| Original Album Classics | Album | 2008 | Compilation |
| Original Demo Tape | Album | September 27, 2006 | Demo |
| Original Garage Anthems | Album | September 4, 2006 | Compilation, DJ-mix |
| Original Hits | Album | May 8, 2012 | Compilation |
| Original Script | Album | March 25, 2013 | — |
| Original Soundtrack for Hi-Fi Living | EP | October 31, 1995 | — |
| Originals | Album | March 15, 2005 | — |
| Ororo | Single | September 11, 2025 | — |
| Orville | Single | 2022 | — |
| Oscillation | Album | December 22, 2018 | — |
| Ossigeno | Single | December 11, 2020 | — |
| Ostatni poziom kontroli | Album | October 3, 2008 | — |
| Ostblock Mentality | Single | March 31, 2022 | — |
| Ostdeutscher Hasselhoff | Single | December 14, 2017 | — |
| Ostia Lido | Single | May 17, 2019 | — |
| Ostrogoth, Pt.1 | Album | August 5, 2022 | — |
| Ot Tha Mud | Album | June 15, 2018 | — |
| Otha Fish | Single | 1993 | — |
| Other Shades of Blu(e) | Album | June 14, 2021 | — |
| Otis & The Outkasts - Shutterbugg (Soul Mates Remix) | Single | 2013 | DJ-mix |
| Otis Benjamin | Album | October 16, 2019 | — |
| Otra cosa | Single | December 9, 2016 | — |
| Ottopsy | EP | June 6, 2018 | — |
| Oud en nieuw | Album | April 27, 1998 | Remix |
| Ouest Side | Album | February 13, 2006 | — |
| OuMupo, Volume 2 | Album | October 29, 2004 | Compilation |
| Ounce | Single | December 16, 2022 | — |
| Our Conversations | Single | December 21, 2015 | — |
| Our Enemies | Single | 1998 | — |
| Our Pathetic Age | Album | November 14, 2019 | — |
| Our Time Together | Single | March 30, 2016 | — |
| Our World, Our Way | Album | September 30, 2008 | — |
| Our Year | Single | September 25, 2019 | — |
| Out Alpha the Alpha | Single | October 6, 2023 | Soundtrack |
| Out in Japan | Single | September 4, 2020 | — |
| Out My Feelings: In My Past | Album | February 4, 2016 | — |
| Out of Business | Album | July 20, 1999 | — |
| Out of Control | Single | February 19, 2016 | — |
| Out of Love | Single | April 17, 2020 | — |
| Out of My Hands | Single | November 8, 2019 | — |
| Out of My Mind | Single | January 24, 2025 | — |
| Out of My Mind | Single | October 8, 2012 | — |
| Out of My Mind | Single | August 14, 2012 | — |
| Out Of The Blue | Album | March 29, 2024 | Compilation |
| Out Of The Blue | Album | March 29, 2024 | — |
| Out Of The Dark | Single | August 9, 2024 | — |
| Out the Gate | Album | 2005 | — |
| OUT THE GRAVE | Single | September 16, 2022 | — |
| Out the Mud | Single | June 21, 2019 | — |
| Out the Shop 2 (Dragged & Chopped) | Album | October 9, 2017 | Remix |
| Out the Slums (remix) | Single | February 4, 2020 | Remix |
| Outbreak | EP | May 20, 2020 | — |
| Outbreak | Single | July 27, 2019 | — |
| Outcesticide 6: A Mess of Blues | Album | 2003 | Compilation |
| Outcesticide Box Set | Album | 1996 | Compilation |
| Outcesticide III: The Final Solution | Album | 1995 | Compilation |
| Outcesticide IV | Album | 1995 | Compilation |
| Outcesticide V: Disintegration | Album | 1998 | Compilation |
| Outcesticide, Volume 4 | Album | 1999 | Compilation |
| Outcesticide: In Memory of Kurt Cobain | Album | November 1994 | Compilation |
| Outfit | Single | April 29, 2022 | — |
| Outkast | Single | 1995 | — |
| OUTLANDER | Single | February 11, 2025 | — |
| Outlaw 4 Life: 2005 A.P. | Album | April 19, 2005 | — |
| Outlaw Shxt | Album | April 30, 2021 | — |
| Outlawz | Single | November 12, 2021 | — |
| Outlawz Retribution: The Lost Album 10 Years Later... | Album | September 15, 2009 | Compilation |
| OUTPUT 001 | Single | October 16, 2024 | — |
| Outraged and Underage | Album | September 29, 2009 | Mixtape/Street |
| Outside | Single | June 19, 2025 | — |
| Outside | Single | June 30, 2023 | — |
| Outside Today | Single | April 26, 2018 | — |
| Outsider | Album | April 7, 2023 | — |
| Outskirts: The Unofficial Lost Outkast Remixes | Album | 2004 | Remix |
| Outstanding | Single | April 20, 2018 | — |
| Outta Control | Single | July 24, 2024 | — |
| Outta Control | Single | July 21, 2009 | — |
| Outta Control | Single | September 12, 2005 | — |
| Outta da Blue | Single | November 21, 2024 | — |
| Outta Here | Single | 1993 | — |
| Outta My System | Single | December 22, 2006 | — |
| Outtaspace | Album | March 24, 2017 | Mixtape/Street |
| OVA East | Album | April 20, 2017 | — |
| Over | Single | March 8, 2010 | — |
| Over and Out: Live aus dem Konzerthaus Dortmund | Album | December 4, 2009 | Live |
| Over and Over Again (1988–2018) | Album | July 5, 2019 | Compilation, Live |
| Over Here | Single | August 3, 2004 | — |
| Over Now (LuxLyfe Remix) | Single | May 21, 2018 | Remix |
| Over There (I Don’t Care) | Single | June 19, 1995 | — |
| Over Your Head | Single | July 31, 2020 | — |
| Overcast | Single | March 13, 2019 | — |
| Overcast! | Album | August 1, 1997 | — |
| Overcast! EP | EP | 1997 | — |
| Overdose (from the Netflix series “Mo”) | Single | August 19, 2022 | Soundtrack |
| Overdose d’amore 2024 | Single | June 13, 2024 | — |
| Overdrive | Single | July 14, 2023 | — |
| Overdrive | Single | November 19, 2021 | — |
| Overdrive | Album | 2018 | — |
| OverKill | Album | January 31, 2016 | — |
| Overkill | Album | July 23, 2003 | — |
| Overkill 2 | EP | May 29, 2017 | — |
| Overload | Album | October 26, 2018 | — |
| Overload | Single | June 20, 2018 | — |
| Overload | Single | July 20, 2017 | — |
| Overly Dedicated | Album | September 14, 2010 | Mixtape/Street |
| Overnight Success | Single | November 16, 2018 | — |
| Overseas | Single | April 12, 2024 | — |
| Overseas | Album | December 1, 2020 | — |
| Overstand | Single | October 20, 2023 | — |
| OverTh!nking | Single | March 14, 2025 | — |
| Overthrone (Try a Little Skillfulness) / All Green | Single | November 15, 2011 | — |
| OverThrone / All Green | Single | November 15, 2011 | — |
| Overtime | Single | July 24, 2019 | — |
| Overtime | Album | August 5, 2008 | — |
| Ovni | EP | December 9, 2020 | — |
| Ovrstnd.B.Sde_ | Album | August 27, 2013 | — |
| Ovrstnd.LP | Album | January 29, 2012 | — |
| OWA OWA | Single | May 30, 2025 | — |
| Owed to Mama Rickie | Album | November 1, 2011 | — |
| Owl | Album | September 14, 2010 | — |
| Owl Hours | Album | July 7, 2009 | — |
| Owl Pharaoh | Album | May 21, 2013 | Mixtape/Street |
| Owl Pharaoh Bonus | EP | January 1, 2013 | — |
| OX 2010: A Street Odyssey | Album | May 31, 2011 | — |
| OYASUMI | Album | August 19, 2024 | — |
| Oye Baby | Single | 2010 | — |
| Oye mi canto | Single | December 14, 2004 | — |
| Oye mi canto | EP | November 2, 2004 | — |
| Oye mi canto (reggaeton mix) | Single | November 2, 2004 | — |
| OYEAH | Album | December 4, 2009 | Live |
| Oyster | Single | August 18, 2023 | — |
| OZEAN | Single | September 16, 2021 | — |
| Où va la vie ? | Single | October 22, 2004 | — |
| Oūyhlo | EP | March 27, 2016 | — |
| Ô mon Dieu | EP | September 22, 2013 | — |
| Öffne die Augen | Single | 2001 | — |
| Ölüm | Album | April 26, 2024 | — |