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

Miami Masters, Erste Bank Open 2022, Ladies Open Lausanne 2023, Atlanta Open 2021, Mùa săn (phim 2006), OpenERP, St. Petersburg Open 2021, Moselle Open 2022, Bad Homburg Open 2023, Generali Open Kitzbühel 2021, Mérida Open 2023, Swedish Open 2023, Watcom C/C++, WTA Poland Open 2021, Phần mềm nguồn mở, Chile Open 2023, WTA Lyon Open 2023, OpenAI, Ladies Open Lausanne 2022, Miami Open 2019, Generali Open Kitzbühel 2023, Open 13 2022, With Arms Wide Open, Tel Aviv Open 2022, Open Graphics Project, Madrid Masters, Prague Open 2021, Chile Open 2021, Ladies Open Lausanne 2021, Liên minh thiết bị cầm tay mở, Generali Open Kitzbühel 2022, Srpska Open 2023, Toray Pan Pacific Open 2022, Open Season: Scared Silly, ODF, Swedish Open 2022, BMW Open 2019 - Đơn, Truy cập mở, Stockholm Open 2021, Tenerife Ladies Open 2021, Qatar ExxonMobil Open 2020, Transylvania Open 2021, Hamburg European Open 2023, Open Agriculture, Winston-Salem Open 2022, Chennai Open 2022, Winston-Salem Open 2021, Open Sud de France 2022, Croatia Open Umag 2021, ATX Open 2023

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