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Haikou World Open 2013
OpenMI Standard
Directory of Open Access Books
Topshelf Open 2013
OpenRISC
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Open Game License
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Colt Model 1871-72 .44 Open Top
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British Open Squash Championships
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Staatsforsten Open-Air
Haikou World Open 2014
OpenVZ
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Open Publication License
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Tashkent Open 2009
Austrian Open
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Open-Book-Management
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Sorry, We’re Open
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Devil’s Backbone Open Space
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Rothesay Open Nottingham 2022
Liepāja Open 2022
Badminton Open Saarbrücken 2003
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OpenStage
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British Poker Open 2019
Open Badges
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TEB BNP Paribas İstanbul Open 2015
New Zealand Open (Badminton)
OpenBGPD
Whirlpool Monterrey Open 2012
Arctic Open 2023
Rio Open 2014/Herren
Arctic Open 2024
Badminton Open Saarbrücken 2010
Ericsson Open 2000