The Open Championship, Open Championship 2018, Open Your Heart, Eyes Open (bài hát), Noventi Open 2019, Office Open XML, BMW Open 2019, Maharashtra Open 2022, Canadian Open, Mutua Madrid Open 2017, Open 13 2019, Zug Open, 2 on 2 Open Ice Challenge, Miami Open 2017, Open Automotive Alliance, Barcelona Open Banco Sabadell 2011, Chengdu Open, Tata Open Maharashtra 2023, Moselle Open 2021, OpenStreetMap, Eyes Wide Open, European Open 2021, Open Road Films, OpenOffice.org, Open Sud de France 2019, Rio Open 2022, Rio Open 2023, Erste Bank Open 2021, Halle Open 2022, European Open 2022, Halle Open 2023, Maharashtra Open 2022 - Đôi, OpenType, Mutua Madrid Open 2019, Qatar ExxonMobil Open 2019, Halle Open 2021, European Open (quần vợt), Mutua Madrid Open 2018, Libéma Open 2023, BMW Open 2019 - Đôi, Mùa săn (phim 2006)

Qatar Total Open 2023, OpenERP, Erste Bank Open 2022, Ladies Open Lausanne 2023, Chile Open 2023, Miami Masters, Atlanta Open 2021, Moselle Open 2022, St. Petersburg Open 2021, Open 13 2022, Phần mềm nguồn mở, Mérida Open 2023, Generali Open Kitzbühel 2021, Ladies Open Lausanne 2022, Bad Homburg Open 2023, Ladies Open Lausanne 2021, Liên minh thiết bị cầm tay mở, WTA Lyon Open 2023, WTA Poland Open 2021, Swedish Open 2023, With Arms Wide Open, Chile Open 2021, ODF, Watcom C/C++, Tenerife Ladies Open 2021, Srpska Open 2023, Tel Aviv Open 2022, Prague Open 2021, Generali Open Kitzbühel 2023, Open Graphics Project, Swedish Open 2022, Qatar ExxonMobil Open 2020, Truy cập mở, Generali Open Kitzbühel 2022, Open Season: Scared Silly, OpenAI, Madrid Masters, Chennai Open 2022, Stockholm Open 2021, VIA OpenBook, Open Agriculture, Argentina Open 2023, The Phantom of the Open, Open Sud de France 2022, Toray Pan Pacific Open 2022, Estoril Open 2023, Winston-Salem Open 2022, Croatia Open Umag 2021, Transylvania Open 2021, Bad Homburg Open 2022

The Open Championship, Open Championship 2018, Open Your Heart, Eyes Open (bài hát), Noventi Open 2019, Office Open XML, BMW Open 2019, Maharashtra Open 2022, Canadian Open, Mutua Madrid Open 2017, Open 13 2019, Zug Open, 2 on 2 Open Ice Challenge, Miami Open 2017, Open Automotive Alliance, Barcelona Open Banco Sabadell 2011, Chengdu Open, Tata Open Maharashtra 2023, Moselle Open 2021, OpenStreetMap, Eyes Wide Open, European Open 2021, Open Road Films, OpenOffice.org, Open Sud de France 2019, Rio Open 2022, Rio Open 2023, Erste Bank Open 2021, Halle Open 2022, European Open 2022, Halle Open 2023, Maharashtra Open 2022 - Đôi, OpenType, Mutua Madrid Open 2019, Qatar ExxonMobil Open 2019, Halle Open 2021, European Open (quần vợt), Mutua Madrid Open 2018, Libéma Open 2023, BMW Open 2019 - Đôi, Mùa săn (phim 2006), Qatar Total Open 2023, OpenERP, Erste Bank Open 2022, Ladies Open Lausanne 2023, Chile Open 2023, Miami Masters, Atlanta Open 2021, Moselle Open 2022, St. Petersburg Open 2021, Open 13 2022, Phần mềm nguồn mở, Mérida Open 2023, Generali Open Kitzbühel 2021, Ladies Open Lausanne 2022, Bad Homburg Open 2023, Ladies Open Lausanne 2021, Liên minh thiết bị cầm tay mở, WTA Lyon Open 2023, WTA Poland Open 2021, Swedish Open 2023, With Arms Wide Open, Chile Open 2021, ODF, Watcom C/C++, Tenerife Ladies Open 2021, Srpska Open 2023, Tel Aviv Open 2022, Prague Open 2021, Generali Open Kitzbühel 2023, Open Graphics Project, Swedish Open 2022, Qatar ExxonMobil Open 2020, Truy cập mở, Generali Open Kitzbühel 2022, Open Season: Scared Silly, OpenAI, Madrid Masters, Chennai Open 2022, Stockholm Open 2021, VIA OpenBook, Open Agriculture, Argentina Open 2023, The Phantom of the Open, Open Sud de France 2022, Toray Pan Pacific Open 2022, Estoril Open 2023, Winston-Salem Open 2022, Croatia Open Umag 2021, Transylvania Open 2021, Bad Homburg Open 2022, Andalucía Open 2021, Winston-Salem Open 2021, Open Arms (bài hát của Journey), ABN AMRO Open 2023, Open Sud de France 2022 - Đôi, Hamburg European Open 2023, Giải quần vợt Mỹ Mở rộng, BMW Open 2019 - Đơn, Miami Open 2019, Qatar Total Open 2021, ATX Open 2023, Maharashtra Open 2022 - Đơn, Croatia Open Umag 2022, Qatar ExxonMobil Open 2022, Córdoba Open 2023, Nottingham Open 2022, Open 13 2021, BMW Open 2023, Sofia Open 2021, Swedish Open 2021, Open 13 Provence 2023, Swiss Open Gstaad 2023, WTA Poland Open 2022, Giải quần vợt Mỹ Mở rộng 2019, Apache OpenOffice, Delray Beach Open 2022, Barcelona Open Banco Sabadell 2011 - Vòng loại đơn, Hamburg European Open 2022, Croatia Open Umag 2023, Barcelona Open Banco Sabadell 2019, OpenStack, Prague Open 2023, Prague Open 2022, Quỹ Xã hội Mở, Abu Dhabi Open 2023, Libéma Open 2022 - Đôi nữ, Western & Southern Open 2021, BNP Paribas Open 2019, ATP Hong Kong Tennis Open 2025, Libéma Open 2022, WTA Poland Open 2023, Mutua Madrid Open 2019 - Đôi nam, OpenSSL, Open Sud de France 2023, OpenSocial, Qatar ExxonMobil Open 2021, WTA German Open 2023, Sáng kiến nguồn mở, Swiss Open Gstaad 2021, Courmayeur Ladies Open 2021, Bad Homburg Open 2021, OpenOffice.org Impress, Qatar Total Open 2022, Hall of Fame Open 2022, BGL Luxembourg Open 2021, Gerry Weber Open 2018, OpenSUSE Project, WTA Lyon Open 2022, OpenSUSE, Dallas Open 2022 - Đơn