Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Czech Open (Prostějov), Poznań Open, US Open Series, Open Business, Bytom Open, Iași Open, Makarska Open, ATP Mumbai Open, Rosmalen Open, Thailand Open (WTA), Braunschweig Open, Open Bogotá, Korea Open Tennis Championships, Miami Open, Open government, Open Barranquilla, Barcelona Open, Swiss Open Gstaad, Madrid Open 2009, Open CASCADE Technology, Halle Open, Estoril Open, Hungarian Open (ATP), Danish Open, Euroformula Open, Moselle Open, Open Fiber, Tali Open, Madrid Open 2012, Polish Open, Open Nantes ITF, Madrid Open 2010
Open science, Essen Open 1995, Auckland Open, US Open (tennis), Open d'Orleans, Open Medellin, Madrid Open 2011, Cincinnati Open, Wuhan Open 2014, Warsaw Open (1998-2008), Ostrava Open WTA, Automobile open source, Canadian Open, Open Cali I, Miami Open 2015, Mérida Open, Japan Women's Open Tennis, Henderson Tennis Open, The Hague Open, Open access, Córdoba Open, I. ČLTK Prague Open, Colombia Open (1994-2010), Bangalore Open, Qatar Ladies Open, Victorian Open, Szczecin Open, Madrid Open, Vienna Open, Prague Open II 2020, UNICEF Open 2010, Serbia Challenger Open, Dutch Open, Australian Open, Open University, Austrian Open Kitzbühel, Tata Open 2002, Miami Open 2007, Ecuador Open, Miami Open 2001, NYJTL Bronx Open, Washington Open, Topshelf Open 2013, Prague Open II, San Diego Open, Madrid Open 2013, Miami Open 2008, Estoril Open 2009, Canada Open 1972, Ladies Open Lugano
Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Czech Open (Prostějov), Poznań Open, US Open Series, Open Business, Bytom Open, Iași Open, Makarska Open, ATP Mumbai Open, Rosmalen Open, Thailand Open (WTA), Braunschweig Open, Open Bogotá, Korea Open Tennis Championships, Miami Open, Open government, Open Barranquilla, Barcelona Open, Swiss Open Gstaad, Madrid Open 2009, Open CASCADE Technology, Halle Open, Estoril Open, Hungarian Open (ATP), Danish Open, Euroformula Open, Moselle Open, Open Fiber, Tali Open, Madrid Open 2012, Polish Open, Open Nantes ITF, Madrid Open 2010, Open science, Essen Open 1995, Auckland Open, US Open (tennis), Open d'Orleans, Open Medellin, Madrid Open 2011, Cincinnati Open, Wuhan Open 2014, Warsaw Open (1998-2008), Ostrava Open WTA, Automobile open source, Canadian Open, Open Cali I, Miami Open 2015, Mérida Open, Japan Women's Open Tennis, Henderson Tennis Open, The Hague Open, Open access, Córdoba Open, I. ČLTK Prague Open, Colombia Open (1994-2010), Bangalore Open, Qatar Ladies Open, Victorian Open, Szczecin Open, Madrid Open, Vienna Open, Prague Open II 2020, UNICEF Open 2010, Serbia Challenger Open, Dutch Open, Australian Open, Open University, Austrian Open Kitzbühel, Tata Open 2002, Miami Open 2007, Ecuador Open, Miami Open 2001, NYJTL Bronx Open, Washington Open, Topshelf Open 2013, Prague Open II, San Diego Open, Madrid Open 2013, Miami Open 2008, Estoril Open 2009, Canada Open 1972, Ladies Open Lugano, Halle Open 2003, Miami Open 2006, Katowice Open, Hamburg European Open, Chennai Open 2003, Liberec Open, Open Pereira, Open di Zurigo, Open de Limoges, Roma Open II, Halle Open 2008, St. Petersburg Open 1991, Halle Open 2011, Halle Open 1993, Miami Open 2003, Heilbronn Open, Halle Open 2015, Madrid Open 2016, Miami Open 2004, Madrid Open 2018, Madrid Open 2014, Halle Open 1995, Rotterdam Open 2023, Halle Open 2019, Open Bucaramanga 2012, Halle Open 2007, Halle Open 2002, Miami Open 2005, Halle Open 2016, Hyderabad Open 2005, Büschl Open, Open 13, Halle Open 2017, Halle Open 1997, Halle Open 2000, Halle Open 2001, Halle Open 2012, Halle Open 2014, Sopot Open 2003, Slovenia Open Challenger, Halle Open 1996, San Marino Open, Halle Open 1994, Copenaghen Open 2002, Halle Open 2004, Bangalore Open 2006, Roma Open, Sopot Open 1998, Halle Open 1999, Sopot Open 2001, Sopot Open 2002, Halle Open 2018, Madrid Open 2017, Halle Open 2010, Moselle Open 2016, Copenaghen Open 1999, Zhengzhou Open, Halle Open 1998, Portugal Open 2013, Halle Open 2006