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OpenMI Standard
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Sommernachts‐Open‐Air
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Seguros Bolívar Open
Topshelf Open 2013
Haikou World Open 2013
US Open (9-Ball)
Open SQL
Staatsforsten Open-Air
Haikou World Open 2014
OpenRISC
Open de France
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Open Clip Art Library
Tashkent Open 2009
Haikou World Open 2012
Austrian Open
Tupolew Tu-154M Open Skies
US Poker Open 2022
Open-Book-Management
Seguros Bolívar Open 2012
Bell’s Open 1989
Russian Open (Badminton)
Jin’an Open 2019
Stonehaven Open Air Swimming Pool
Microsoft Open Specification Promise
Jiangxi Open 2016
Colt Model 1871-72 .44 Open Top
Mutua Madrid Open
OpenVZ
OpenID
British Open Squash Championships
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Open Vlaamse Liberalen en Democraten
Open Your Heart
Boss Open 2022
Medival – Electronic Open Air
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Sorry, We’re Open
Wrocław Open 2023
Liepāja Open 2022
Open GLAM
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British Poker Open 2019
OpenAL
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WSA Open Tour
Kashiwa Open 2024
Estoril Open 2001
Australian Poker Open 2020
Jin’an Open 2024
Rothesay Open Nottingham 2022
OpenArena
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Brussels Open 2011
Open Door International
Thailand Open 2013 (Tennis)
Open City – Jäger und Gejagte
Devil’s Backbone Open Space
Badminton Open Saarbrücken 2006
Pontin’s International Open Series
New Zealand Open (Badminton)
OpenBGPD
Apache OpenOffice
Šibenik Open 2024
TEB BNP Paribas İstanbul Open 2015
US Poker Open 2018
Whirlpool Monterrey Open 2012
Badminton Open Saarbrücken 2003
Córdoba Open 2024
Volvo Women’s Open 2005
Eckerd Open 1986
Rio Open 2014/Herren
Seat Open Luxembourg 2004
BMW Open 1997 (Badminton)
Volvo Women’s Open 2003