Open
Open Source
Open Access
Open-Source-Hardware
Hylo Open
Open-Xchange
Verhoeven Open
Open Culture
Open Data
Open Knowledge Foundation
Phoenix Open
Open Space
Open Geospatial Consortium
US Open
HipHop Open
OpenSolaris
The Open University
Open-World-Spiel
Open Roberta
Open Access Week
Open Skies
OpenDocument
Welsh Open (Snooker)
Scottish Open (Golf)
Open Source Initiative
Open Textbook
European Open (Golf)
Open Science
Open Hub
Bell’s Open
Open Water 2
US Open 2007
Open Group
Bavarian Open
Open Europe
X/Open
Open Firmware
Linked Open Data
German Open (Golf)
Women’s British Open
UK Open
Open Data Commons
Miami Open
Open-Collector-Ausgang
Open Ohr Festival
Open Service Access
Dutch Open (Golf)
U.S. Open (Golf)
Heaven’s Open
BMW Open
OpenCL
Open-Shell
Open House
Stemweder Open Air
Singapore Open (Golf)
International Open
India Open
Indonesia Open
Czech Open (Golf)
Euroformula Open
CERN Open Hardware Licence
OpenVAS
OpenBIT
The Open Championship
US Open (Begriffsklärung)
OpenLayers
South African Open (Golf)
OpenAI
Malaysia Open 1937
Open Range – Weites Land
Open Water
Munich Open
The Senior Open Championship
Scottish Open (Snooker)
Pfingst Open Air Werden
Open-Access-Zeitschrift
Open Offer
Open CASCADE Technology
Open Beatz Festival
US Poker Open
OpenHPI
Open-Field-Test
German Open (Badminton)
Korea Open
OpenType
Australian Open
Open Society Foundations
Open-Closed-Prinzip
Singapore Open (Badminton)
Macau Open
OpenGL
Office Open XML
OpenAlex
Verhoeven Open (Damen)
Directory of Open Access Books
OpenMI Standard
Japan Open
China Open (9-Ball)
BMW Open 1998 (Badminton)
Seguros Bolívar Open
Open interest
Topshelf Open 2013
US Open (9-Ball)
Staatsforsten Open-Air
Open Web Index
Denmark Open
OpenVZ
Austrian Open
Open Mike
Open-Book-Management
Jin’an Open 2019
United States Women’s Open Championship (Golf)
US Open (Snowboard)
OpenStreetMap
OpenH323
Xuzhou Open
Mutua Madrid Open
OpenWrt
US Poker Open 2023
Microsoft Open Specification Promise
Chinese Taipei Open
Philippines Open
Open Your Heart
Open Vlaamse Liberalen en Democraten
Indian Open 2019
Swiss Open (Badminton)
Singapur Open 2005
Boss Open 2022
OpenAL
Haikou World Open 2014
Open SQL
OpenRISC
Tupolew Tu-154M Open Skies
Open GLAM
Open Publication License
Tashkent Open 2009
Rothesay Open Nottingham 2022
Haikou World Open 2012
Badminton Open Saarbrücken 2014
Estoril Open 2001
Sommernachts‐Open‐Air
Open-Source-Font
Pontin’s International Open Series
Hong Kong Open (Badminton)
OpenStage
Stonehaven Open Air Swimming Pool
Open Medicine
New Zealand Open (Badminton)
Jiangxi Open 2016
OpenBGPD
Open Mic
Colt Model 1871-72 .44 Open Top
Open-Source-Marketing
OpenID
Open Clip Art Library
Open Shop
Sofia Open 2019
HP Japan Women’s Open Tennis 2009
Arctic Open 2023
Seat Open Luxembourg 2004
OpenOffice
Haikou World Open 2013
Eckerd Open 1986
British Open Squash Championships
HP Japan Women’s Open Tennis 2012
Volvo Women’s Open 2005
Volvo Women’s Open 2003
Seguros Bolívar Open 2012
Braunschweig Women’s Open 2015
Russian Open (Badminton)
Open de France
Lamar Hunt U.S. Open Cup
Badminton Open Saarbrücken 2010
International Women’s Open 2008
Open Game License
US Poker Open 2021
US Poker Open 2022
Open Unified Process
Kashiwa Open 2024
Jin’an Open 2024
Tennis.com Zurich Open 2008
Bell’s Open 1989
Open Graphics Library for Embedded Systems
WSA Open Tour
Réunion Open
United States Open Chess Championship
Bulgarian Open 2013
Open Knowledge Foundation Deutschland
Player’s Canadian Open 1986
Lisboa Belém Open 2024
Braunschweig Women’s Open 2012
OTB Open 1989/Damen
BMW Open 1999 (Badminton)
Guangzhou International Women’s Open 2017
Winston-Salem Open 2014
OpenTTD
Brussels Open 2011
Devil’s Backbone Open Space
Volvo Women’s Open 1996
Surabaya Women’s Open 1994