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Look up open in Wiktionary, the free dictionary. Open or OPEN may refer to: Open (band), Australian pop/rock band The Open (band), English indie rock band...

is regarded as vacant or open. In the United States, an election without an incumbent on the ballot is an open seat or open contest. The term "incumbent"...

OpenAI is an American artificial intelligence (AI) research organization headquartered in San Francisco, consisting of OpenAI Group PBC, a for-profit...

The Open University (OU) is a public research university and the largest university in the United Kingdom by number of students. The majority of the OU's...

Open source typically refers to software whose source code is made available, enabling use, modification, and redistribution. It is primarily associated...

Open, closed, open is a technique of playing snare drum rudiments, especially used during auditions or classical practice routines. "Open, closed, open...

Open-mindedness is receptiveness to new ideas. Open-mindedness relates to the way in which people approach the views and knowledge of others. Jason Baehr...

Open access (OA) is a set of principles and a range of practices through which nominally copyrightable publications are delivered to readers free of access...

tennis tournaments every year, held before the French Open, Wimbledon and the US Open. The Australian Open typically starts around the middle of January and...

Open architecture is a type of computer architecture or software architecture intended to make adding, upgrading, and swapping components with other computers...

In financial services, open banking allows for financial data to be shared between banks and third-party service providers through the use of application...

The Open Era is the current era of professional tennis. It began in 1968 when the Grand Slam tournaments allowed professional players to compete with amateurs...

In science and mathematics, an open problem or an open question is a known problem which can be accurately stated, and which is assumed to have an objective...

The Open Systems Interconnection (OSI) model is a reference model developed by the International Organization for Standardization (ISO) that "provides...

X/Open group (also known as the Open Group for Unix Systems and incorporated in 1987 as X/Open Company, Ltd.) was a consortium founded by several European...

OpenOffice or open office may refer to: Apache OpenOffice (AOO), a derivative of OpenOffice.org by the Apache Software Foundation, with contribution from...

The French Open (French: Internationaux de France de tennis), also known as Roland-Garros (French: [ʁɔlɑ̃ ɡaʁos]), is a tennis tournament organized by...

Look up open house in Wiktionary, the free dictionary. Open House or Open house may refer to: An open house is an event in which a building is open to the...

Open Library is an online project intended to create "one web page for every book ever published". Created by Aaron Swartz, Brewster Kahle, Alexis Rossi...

Open addressing, or closed hashing, is a method of collision resolution in hash tables. With this method a hash collision is resolved by probing, or searching...

Look up open season in Wiktionary, the free dictionary. Open Season may refer to: Open season (hunting), when hunting a particular species is legal Annual...

The United States Open Championship, commonly known as the U.S. Open, is the annual open championship of golf in the United States. It is the third of...

OpenCL (Open Computing Language) is a framework for writing programs that execute across heterogeneous platforms consisting of central processing units...

The Italian Open (Italian: Internazionali d'Italia) or Internazionali BNL d'Italia (for sponsorship reasons) is an annual professional tennis tournament...

OpenGL (Open Graphics Library) is a cross-language, cross-platform application programming interface (API) for rendering 2D and 3D vector graphics. The...

Open space may refer to: In architecture, urban planning and conservation ethics: Open plan, a generic term used in interior design for any floor plan...

the women's was inaugurated in 1976 in Brisbane, Australia. The British Open had for many years been generally considered to be the sport's effective...

An open fracture, also called a compound fracture, is a type of bone fracture (broken bone) that has an open wound in the skin near the fractured bone...

The Valencia Open (formerly Open de Tenis Comunidad Valenciana) was a professional tennis tournament, part of the ATP Tour and held in Valencia, Spain...

The Open Championship, often referred to as The Open or the British Open outside of the UK, is the oldest golf tournament in the world, and one of the...

In general topology and mathematical analysis, an open set is a generalization of an open interval in the real line. In a metric space (a set with a distance...

Open Source, by contrast, sought to encompass them all in one movement. For instance, the Open Knowledge Foundation's Open Definition describes "open"...

Open defecation is the human practice of defecating outside ("in the open") rather than into a toilet. People may choose fields, bushes, forests, ditches...

Look up wide open in Wiktionary, the free dictionary. Wide Open may refer to: The great wide open, any rural area with long vistas and low population Wideopen...

"Open sesame" (French: Sésame, ouvre-toi; Arabic: افتح يا سمسم, romanized: iftaḥ yā simsim) is a magical phrase in the story of "Ali Baba and the Forty...

Look up open system in Wiktionary, the free dictionary. Open system may refer to: Open system (computing), one of a class of computers and associated software...

Openness to experience is one of the domains which are used to describe human personality in the Five Factor Model. Openness involves six facets, or dimensions:...

Open evangelicalism is a term used in the United Kingdom to describe a theological movement found within evangelical Protestantism. An open evangelical...

hardware, open content, open specifications, open education, open educational resources, open government, open knowledge, open access, open science, and...

Open society (French: société ouverte) is a term coined by French philosopher Henri Bergson in 1932, and describes a dynamic system inclined to moral universalism...

An open relationship is an intimate relationship that is sexually or romantically non-monogamous. An open relationship generally indicates a relationship...

OASIS Open, is an industry consortium that develops technical standards for information technology. OASIS was founded under the name "SGML Open" in 1993...

competitions on the tennis circuit, are Wimbledon, the US Open, the French Open, and the Australian Open. Since the mid-1920s they became and have remained the...

Open water may refer to: Ice-free openings on a body of water which otherwise has a frozen surface: Lead (sea ice), a large fracture within an expanse...

An open proxy is a type of proxy server that is accessible by any Internet user. Generally, a proxy server only allows users within a network group (i...

openSUSE ( /ˌoʊpənˈsuːzə/) is a free and open-source Linux distribution developed by the openSUSE Project. It is offered in two main variations: Tumbleweed...

The principles of open science are: Open methodology Open source Open data Open access Open peer review Open educational resources Open hardware The scientific...

In video games, an open world is a virtual world in which the player can approach objectives freely, as opposed to a world with more linear and structured...

This is a list of free and open-source software (FOSS) packages, computer software licensed under free software licenses and open-source licenses. Software...

The Victoria Open is a golf tournament on the PGA Tour Americas. It was previously a stop on the PGA Tour Canada before its merger with the PGA Tour Latinoamérica...

The open verdict is an option open to a coroner's jury at an inquest in the legal system of England and Wales. The verdict means the jury confirms the...

A cold open (also called a teaser sequence) is a narrative technique used in television and films. It is the practice of jumping directly into a story...

"Open pollination" and "open pollinated" refer to a variety of concepts in the context of the sexual reproduction of plants. Generally speaking, the term...

An open classroom is a student-centered learning space design format which first became popular in North America in the late 1960s and 1970s, with a re-emergence...

An open-ended question is a question that cannot be answered with a "yes" or "no" response, or with a static response. Open-ended questions are phrased...

The open-core model is a business model for the monetization of open-source software to which a for-profit company provides significant development support...

Open circuit may refer to: Open circuit breathing apparatus, any type of breathing apparatus where the exhaled gas is discharged to the surroundings without...

This is a listing of open-source codecs—that is, open-source software implementations of audio or video coding formats, audio codecs and video codecs respectively...

Open terrain, open country or open ground is terrain which is mostly flat and free of obstructions such as trees and buildings. Examples include farmland...

An open standard is a standard that is openly accessible and usable by anyone. It is also a common prerequisite that open standards use an open license...

OpenID is an open standard and decentralized authentication protocol promoted by the non-profit OpenID Foundation. It allows users to be authenticated...

An open border is a border that enables free movement of people and often of goods between jurisdictions with no restrictions on movement and is lacking...

Look up open-ended in Wiktionary, the free dictionary. Open-ended may refer to: Open-ended (gameplay), dynamic situations or scenarios that allow the individual...

The Halle Open (known as the Terra Wortmann Open for sponsorship reasons) is a men's tennis tournament held in Halle, North Rhine-Westphalia, Germany....

OpenStack is a free, open standard cloud computing platform. It is mostly deployed as infrastructure-as-a-service (IaaS) in both public and private clouds...

OpenVPN is a virtual private network (VPN) system that implements techniques to create secure point-to-point or site-to-site connections in routed or bridged...

Open outcry is a method of communication between professionals on a stock exchange or futures exchange, typically on a trading floor. It involves shouting...

Open All Hours is a British television sitcom created and written by Roy Clarke for the BBC, starring Ronnie Barker as penny-pinching corner-shopkeeper...

An Open Game (or Double King's Pawn Opening) is a generic term for a family of chess openings beginning with the moves: 1. e4 e5 Black controls the d4-square...

Open Text Corporation (styled as opentext) is a Canadian publicly traded enterprise software company headquartered in Waterloo, Ontario. Founded in 1991...

Open marriage is a form of non-monogamy in which the partners of a dyadic marriage agree that each may engage in extramarital sexual or romantic relationships...

Open publishing is a term used by Matthew Arnison in March 2001 to describe the online process of creating text, audio and video news by methods that are...

Open Society Foundations (OSF), formerly the Open Society Institute, is an American grantmaking network founded by billionaire business magnate George...

Look up open air in Wiktionary, the free dictionary. Open air, open-air or openair may refer to: Open Air, a BBC television program Open-air cinema or...

An open shop is a place of employment at which one is not required to join or financially support a union (closed shop) as a condition of hiring or continued...

Open collaboration refers to any "system of innovation or production that relies on goal-oriented yet loosely coordinated participants who cooperate voluntarily...

Open mapping theorem may refer to: Open mapping theorem (functional analysis) (also known as the Banach–Schauder theorem), states that a surjective continuous...

Eyes Open may refer to: Eyes Open (Youssou N'Dour album), 1992 Eyes Open (Snow Patrol album), 2006 Eyes Open Tour, concert tour in support of the album...

The Buick Open was a PGA Tour golf tournament from 1958 to 2009. In 2007, the tournament was held at the end of June, a change from its traditional spot...

The Swedish Open (sponsored by Nordea) is a professional tennis tournament held in Båstad, Sweden. It is played on outdoor clay courts in July. The men's...

Open collector, open drain, open emitter, and open source refer to integrated circuit (IC) output pin configurations that process the IC's internal function...

The Stuttgart Open, known as the BOSS Open (sponsored by Hugo Boss since 2022), is an ATP Tour 250 series professional tennis tournament on the ATP Tour...

The Western Open was a professional golf tournament in the United States, for most of its history an event on the PGA Tour. The tournament's founding in...

the short term, during an open studio event, where artistic or creative work can be viewed and created collaboratively. An open studio is intended to foster...

that is more open than a mid vowel. That is, open-mid vowels, near-open vowels, and open vowels can all be considered low vowels. The open vowels with...

An open-label trial, or open trial, is a type of clinical trial in which information is not withheld from trial participants. In particular, both the...

The Brasília Open (aka Philips Cup Aberto da República) is a defunct men's tennis tournament that was played on the ATP Tour for one year in 1991. The...

Open Doors is a non-denominational Christian mission supporting persecuted Christians around the world. It works with local partners to distribute Bibles...

OpenCV (Open Source Computer Vision Library) is a library of programming functions mainly for real-time computer vision. Originally developed by Intel...

Open Orthodox Judaism is a Jewish religious movement committed to following halakha (Jewish law), emphasizing intellectual openness in Jewish scholarship...

The Portugal Open (formerly named Estoril Open) was an ATP and WTA clay court tennis tournament in Portugal. The event took place at the sports complex...

In rail transport, an open-access operator is an operator that takes full commercial risk, running on infrastructure owned by a third party and buying...

An open sandwich, also known as an open-face/open-faced sandwich, bread baser, bread platter or tartine, consists of a single slice of bread or toast with...

A firearm is said to fire from an open bolt or open breech if, when ready to fire, the bolt and working parts are held to the rear of the receiver, with...

Open-source routing platforms may refer to: Conventional routing daemons Babel B.A.T.M.A.N. BIRD OpenBGPD OpenOSPFD Quagga XORP Zebra Optimized Link State...

Miami Open most commonly refers to: Miami Open (tennis), an upper level tennis event held at Hard Rock Stadium, Miami Gardens, Florida Miami Open may also...

OpenJDK (Open Java Development Kit) is a free and open-source implementation of the Java Platform, Standard Edition (Java SE). It is the result of an effort...

An OpenURL is similar to a web address, but instead of referring to a physical website, it refers to an article, book, patent, or other resource within...

The Gonet Geneva Open is an ATP 250 tennis tournament held in Geneva, Switzerland on clay courts. It was previously held annually as a Grand Prix event...

OpenCola, Opencola or open cola may refer to: Open-source cola, cola with an openly available recipe. Opencola, the free-software P2P company started by...

The Open Brethren, sometimes called Christian Brethren, are a group of Evangelical Christian churches that arose in the late 1820s as part of the Assembly...

Open Window may refer to: Open Window (album), a 2004 album by Robert Rich Open Window (film), a 2006 American film written and directed by Mia Goldman...

U.S. Open or US Open are open championship sporting tournaments that are hosted in the United States and in which anyone, especially amateur and professional...

OpenStreetMap (OSM) is a map database maintained by a community of volunteers via open collaboration. Contributors collect data from surveys, trace from...

OpenGL for Embedded Systems (OpenGL ES or GLES) is a subset of the OpenGL computer graphics rendering application programming interface (API) for rendering...

implemented by anyone. An open file format is licensed with an open license.[failed verification][contradictory] For example, an open format can be implemented...

Dallas Open may refer to: Dallas Open Invitational, a golf tournament on the PGA Tour, now known as The Byron Nelson Dallas Civitan Open, a golf tournament...

The National Institute of Open Schooling (NIOS) (Hindi: राष्ट्रीय मुक्त विद्यालयी शिक्षा संस्थान), formerly National Open School is a national level board...

The Phoenix Open (branded as the WM Phoenix Open for sponsorship reasons) is a professional golf tournament on the PGA Tour, held in early February at...

The Kia Tunis Open is a professional tennis tournament played on outdoor red clay courts. It is currently part of the Association of Tennis Professionals...

An open mail relay is a Simple Mail Transfer Protocol (SMTP) server configured in such a way that it allows anyone on the Internet to send e-mail through...

The Croatia Open (sponsored by Plava Laguna) is a men's ATP tennis tournament held in Umag, Croatia that is part of the 250 series of the ATP Tour. The...

Open Season is a 2006 American animated adventure comedy film directed by Jill Culton and Roger Allers and written by Nat Mauldin, Steve Bencich, and Ron...

It publishes over 120 subscription-based academic journals and around 40 open access journals. As of 2023, 66 Bentham Science journals have received JCR...

Open Road may refer to: Open Road (Donovan album), a 1970 album by Donovan and his band Open Road (band), the group Donovan formed to record and tour in...

OpenBSD is a security-focused, free software, Unix-like operating system based on the Berkeley Software Distribution (BSD). Theo de Raadt created OpenBSD...

In war, an open city is a settlement which has announced it has abandoned all defensive efforts, generally in the event of the imminent capture of the...

Open-mindedness Open text Open gaming Open patent Open-source curriculum Open-source governance Open-source journalism Open-source model Open standard Openness to...

An open secret is information that was originally intended to be confidential but has at some point been disclosed and is known to many people. Open secrets...

The Open Balkan is an economic and political zone of three sovereign states in the Balkans, those being Albania, North Macedonia, and Serbia. The zone...

Italian Open may refer to: Italian Open (tennis), a Masters 1000 level tennis tournament played in Rome each year. Italian Open (golf), a European Tour...

Look up open book in Wiktionary, the free dictionary. Open book may refer to: An Open Book (poems), a collection by Orson Scott Card Open access books...

The BMW Open (its sponsored name since 1990) or the Bavarian International Tennis Championships (German: Internationale Tennis-Meisterschaften von Bayern)...

The term open market is used generally to refer to an economic situation close to free trade. In a more specific, technical sense, the term refers to interbank...

An open prison or open jail is a jail in which prisoners are trusted to complete sentences with minimal supervision and perimeter security, and are often...

The U.S. Open is one of the five major tournaments in the Professional Bowlers Association, currently run jointly by the United States Bowling Congress...

An open mic or open mike (shortened from "open microphone") is a live show at a venue such as a coffeehouse, nightclub, comedy club, strip club, or pub...

PJSC (Russian: Публичное акционерное общество, abbreviated Russian: ПАО) or open joint-stock company, abbreviated OJSC (Russian: Открытое акционерное общество...

OpenType is a format for scalable computer fonts. Derived from TrueType, it retains TrueType's basic structure but adds many intricate data structures...

In sports, an open tournament, or open competition, indicates anyone may enter the tournament or competition, especially without regard to their professional...

OpenSSH (also known as OpenBSD Secure Shell) is a free, open-source implementation of the Secure Shell (SSH) protocol, providing encrypted utilities for...

An open economy is an economy in which both domestic and international entities participate in the trade of goods and services. This type of economy allows...

The Doral Open was a professional golf tournament on the PGA Tour in the southeastern United States. It was played annually for 45 seasons, from 1962 to...

Open theism, also known as openness theology, is a theological movement that has developed within Christianity as a rejection of the synthesis of Greek...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open back unrounded vowel, or low back unrounded vowel, is a type of vowel sound...

Open-source software (OSS) is computer software that is released under a license in which the copyright holder grants users the rights to use, study, change...

Open-Xchange is an open source web-based office productivity software suite. Founded in 2005 by Rafael Laguna and Frank Hoberg, the software was released...

Open-source intelligence (OSINT) is the collection and analysis of data gathered from open sources (overt sources and publicly available information) to...

The Cincinnati Open is an annual professional tennis event held in Cincinnati, United States. It is played on outdoor hard courts at the Lindner Family...

OpenDNS is an American company providing Domain Name System (DNS) resolution services—with features such as phishing protection, optional content filtering...

Open list describes any variant of party-list proportional representation where voters have at least some influence on the order in which a party's candidates...

Coefficient Giving (formerly Open Philanthropy) is an American philanthropic advising and funding organization. Its current CEO is Alexander Berger. As...

The Zimbabwe Open is a professional golf tournament held in Zimbabwe, currently played on the Sunshine Tour. The tournament debuted in 1984 and was part...

An open campaign is an activist or civil society campaign with a clear goal and transparent methods. This is contrast to political action planned secretly...

In fluid mechanics and hydraulics, open-channel flow is a type of liquid flow within a conduit with a free surface, known as a channel. The other type...

The Kemper Open was a golf tournament on the PGA Tour from 1968 to 2006. Perhaps more so than any other "regular" PGA Tour stop, the event wandered about...

Open communion, also known as open table, eucharistic hospitality, or eucharistic sharing, is a practice of some Christian Churches of allowing both members...

In the United States, open carry is the practice of visibly carrying a firearm in public places, as distinguished from concealed carry, where firearms...

Open admissions, or open enrollment, is a type of unselective and noncompetitive college admissions process in the United States in which the only criterion...

Open-handed drumming is a method of playing a drum kit. The method involves not crossing the hands when playing the hi-hat (or ride-cymbal) and snare drum...

The Roma Garden Open (formerly known as Roma Open and Rai Open) is a professional tennis tournament played on outdoor red clay courts. It is currently...

founded 74 years ago in 1952 as the Insurance City Open; It was renamed the Greater Hartford Open in 1967, a title that was retained through 2003. From...

Open matte is a filming technique that involves matting out the top and bottom of the film frame in the movie projector (known as a soft matte) for the...

OpenWrt (from open wireless router) is an open-source project for embedded operating systems based on Linux, primarily used on embedded devices to route...

The Lamar Hunt U.S. Open Cup, commonly known as the U.S. Open Cup (USOC), is a knockout cup competition in men's soccer in the United States. It is the...

The Open Door is the second studio album by American rock band Evanescence, released on September 25, 2006, by Wind-up Records. Amy Lee had full creative...

An open cluster is a type of star cluster made of tens to a few thousand stars that were formed from the same giant molecular cloud and have roughly the...

open service interface definition (OSID) is a programmatic interface specification describing a service. These interfaces are specified by the Open Knowledge...

Open Media is a British television production company, best known for the discussion series After Dark, described in the national press as "the most original...

The Dafa News Bengaluru Open is a professional tennis tournament played on hardcourts. It is currently part of the ATP Challenger Tour. It is held annually...

The U.S. Open Championship is an open national chess championship that has been held in the United States annually since 1900. The top American player...

Grass Court Championships, Heineken Trophy, Ordina Open, UNICEF Open, Topshelf Open and RICOH Open), is a professional tennis tournament held in the town...

Open o or turned c (majuscule: Ɔ, minuscule: ɔ) is a letter of the extended Latin alphabet. In the International Phonetic Alphabet, it represents the open-mid...

The Cleveland Open was a golf tournament on the PGA Tour. It was played from 1963 to 1972 at a various courses in the greater Cleveland, Ohio area. DAP...

An open data index is any set of indicators which assesses and evaluates the general openness of a government's open data portal. Open data indices not...

Open string may refer to: Open string (music), a fundamental note of a stringed instrument Open string (physics), a string with endpoints in string theory...

The Czech Open in badminton is an international open held in the Czech Republic since 1993. This tournament followed the Czechoslovakian Open and is often...

German Open is a name given to many sports events established in Germany, and include: German Open (badminton), an annual badminton tournament held since...

OpenOffice.org is an open-source office productivity software suite. It originated from the proprietary StarOffice, developed by Star Division, which...

In computer networking, TCP Fast Open (TFO) is an extension to speed up the opening of successive Transmission Control Protocol (TCP) connections between...

topology, a clopen set (a portmanteau of closed-open set) in a topological space is a set which is both open and closed. That this is possible may seem counterintuitive...

knowledge in an open manner. The concept is related to open source and the Open Definition, whose first versions bore the title "Open Knowledge Definition"...

mathematics, the compact-open topology is a topology defined on the set of continuous maps between two topological spaces. The compact-open topology is one of...

Xinuos OpenServer, previously SCO UNIX and SCO Open Desktop (SCO ODT), is a closed source computer operating system developed by Santa Cruz Operation (SCO)...

An open textbook is a textbook licensed under an open license, and made available online to be freely used by students, teachers and members of the public...

Cleveland open-cup method is one of three main methods in chemistry for determining the flash point of a petroleum product using a Cleveland open-cup apparatus...

OpenVMS, often referred to as just VMS, is a multi-user, multiprocessing and virtual memory-based operating system. It is designed to support time-sharing...

Open Hearts (Danish: Elsker dig for evigt) is a 2002 Danish drama film directed by Susanne Bier using the minimalist filmmaking techniques of the Dogme...

United States and Canada, open range is rangeland where cattle roam freely regardless of land ownership. Where there are "open range" laws, those wanting...

The Open Society and Its Enemies is a work on political philosophy by the philosopher Karl Popper, in which the author presents a defence of the open society...

The Erste Bank Open or Vienna Open is an annual professional tennis ATP 500 tournament on the ATP Tour. The event was renamed after its sponsor Erste...

Open can refer to several sporting events: Indonesia Open (golf), a golf tournament Indonesia Open (badminton), a badminton tournament Indonesia Open...

Open plan is the generic term used in architectural and interior design for any floor plan that makes use of large, open spaces and minimizes the use of...

OpenWindows is a discontinued desktop environment for Sun Microsystems workstations which combined a display server supporting the X Window System protocol...

Open-notebook science is the practice of making the entire primary record of a research project publicly available online as it is recorded. This involves...

Open gaming is a movement within the tabletop role-playing game (RPG) industry with superficial similarities to the open source software movement. The...

OpenAI Five is a computer program by OpenAI that plays the five-on-five video game Dota 2. Its first public appearance occurred in 2017, where it was...

The Hamburg Open (formerly German Open Tennis Championships) is an annual tennis tournament for professional players held in Hamburg, Germany and part...

Open Arms may refer to: "Open Arms" (Journey song), 1981, covered by Celine Dion, Mariah Carey, Younha, Low, and Collin Raye "Open Arms" (SZA song), 2022...

integrity and credibility of scholarly communication. The phenomenon of "open-access predatory publishers" was first noticed by Jeffrey Beall around 2012...

The Tucson Open was a golf tournament in Arizona on the PGA Tour from 1945 to 2006, played annually in the winter in Tucson. It was last held at the Omni...

An open formula is a formula that contains at least one free variable. An open formula does not have a truth value assigned to it, in contrast with a...

The Open 13 was an annual men's tennis tournament played in Marseille, France. The tournament was an ATP Tour 250 series event on the Association of Tennis...

Free/open-source software – the source availability model used by free and open-source software (FOSS) – and closed source are two approaches to the distribution...

An open API (often referred to as a public API) is a publicly available application programming interface that provides developers with programmatic access...

list of open-access journals by field. The list contains notable journals which have a policy of full open access. It does not include delayed open access...

Open innovation is a term used to promote an Information Age mindset toward innovation that runs counter to the secrecy and silo mentality of traditional...

object-oriented programming, the open–closed principle (OCP) states "software entities (classes, modules, functions, etc.) should be open for extension, but closed...

Published in: Leaves of Grass (second edition) Little Introduction: Song of the Open Road is a free-verse poem by Walt Whitman that celebrates freedom, travel...

The Texas Children's Houston Open is a professional golf tournament in Texas on the PGA Tour, played in March. As a part of a restructuring of the schedule...

Indira Gandhi National Open University (IGNOU) is a central open and distance learning university located in Delhi, India. Named after the former prime...

Free and open-source software (FOSS) is software available under a license that gives users the right to use, share, modify, and distribute the software...

Open (stylized as OPEN) is a manufacturer of performance gravel bike and road bike frames based in Basel. Founded by Andy Kessler and Gerard Vroomen in...

OpenSolaris (/ˌoʊpən səˈlɑːrɪs/) is a discontinued open-source computer operating system for SPARC and x86 based systems, created by Sun Microsystems...

OpenMP is an application programming interface (API) that supports multi-platform shared-memory multiprocessing programming in C, C++, and Fortran, on...

Open educational resources (OER) are teaching, learning, and research materials that are intentionally created and licensed to be free for the end user...

The open-question argument is a philosophical argument put forward by British philosopher G. E. Moore in §13 of Principia Ethica (1903), to refute the...

The Open Source Definition (OSD) is a policy document published by the Open Source Initiative in 1998. Derived from the Debian Free Software Guidelines...

Bulgaria since 2006. This tournament also known as Bulgarian Hebar Open or Bulgarian Eurasia Open. The 2014 tournament used the best of five games 11 points scoring...

Open Sound Control (OSC) is a protocol for networking sound synthesizers, computers, and other multimedia devices for purposes such as musical performance...

The Košice Open is a professional tennis tournament that is part of the ATP Challenger Tour. It takes place annually in Košice, Slovakia. In 2015 it was...

An open letter is a letter that is intended to be read by a wide audience, or a letter intended for an individual, but that is nonetheless widely distributed...

Open Sans is an open source humanist sans-serif typeface that was designed by Steve Matteson under commission from Google. It was released in 2011 and...

Open-shop scheduling or open-shop scheduling problem (OSSP) is an optimization problem in computer science and operations research. It is a variant of...

1999 Euro Open by Nissan Previous 1998 Next 2000 The 1999 Euro Open by Nissan was contested over 8 race weekends/16 rounds. In this one-make formula all...

This is a list of open-source hardware projects, including computer systems and components, cameras, radio, telephony, science education, machines and...

The Federal Open Market Committee (FOMC) is a committee within the Federal Reserve System (colloquially "the Fed") that is charged under United States...

Bangkok Challenger (formerly known as SAT Bangkok Open, Chang-Sat Bangkok Open and KPN Bangkok Open) was a tennis tournament held in Bangkok, Thailand...

Open Society Initiative for Southern Africa (OSISA) is a Southern African organization which "collaborates with other organizations on issues surrounding...

the men's singles tennis title at the 2022 French Open. It was his record-extending 14th French Open title and record-extending 22nd and last major title...

The Wuhan Open, sponsored by Dongfeng Voyah, is a WTA 1000 tennis tournament held in Wuhan, Hubei Province, China and organized for female professional...

Thailand Open may refer to one of several sporting tournaments: Thailand Open (badminton) Thailand Open (golf) Thailand Open (ATP) – a defunct tournament...

Rome, Open City (Italian: Roma città aperta), also released as Open City, is a 1945 Italian neorealist war drama film directed by Roberto Rossellini and...

The Argentine Open or Abierto de la República or Abierto de Argentina is one of the oldest national golf open championships. First played in 1905, when...

In open court is a legal term in the United States defined by the appearance by a party or their attorney in a public court session such as during a public...

openCanvas is a raster graphics software developed and published by PGN Corp. It was originally released as freeware in 2000, but moved to a shareware...

more specifically in topology, an open map is a function between two topological spaces that maps open sets to open sets. That is, a function f : X →...

the final 36 holes on the South Course. Founded in 1952 as the San Diego Open, the first two editions were played at San Diego Country Club in Chula Vista...

"Leave the Door Open" is the debut single by the American superduo Silk Sonic, consisting of Bruno Mars and Anderson .Paak, from their studio album An...

The Pensacola Open was a golf tournament on the PGA Tour. The inaugural version of the tournament was played in 1956 and its last edition in 1988. 1960:...

Open business is an approach to enterprise that draws on ideas from openness movements like free software, open source, open content and open tools and...

An open-access monograph (open-access book or OA book) is a scholarly publication usually made openly available online with an open license. These books...

Open-source hardware (OSH, OSHW) consists of physical artifacts of technology designed and offered by the open-design movement. Both free and open-source...

Into the Open, subtitled "New Paintings, Prints and Sculptures by Contemporary Black Artists", was an exhibition of art by black artists displayed at various...

OpenTTD is a business simulation game in which players try to earn money by transporting passengers, minerals and goods via road, rail, water and air....

Procore Championship, previously the Fortinet Championship and the Safeway Open, is a professional golf tournament, part of the PGA Tour. Originally sponsored...

The 2015 United States Open Championship was the 115th U.S. Open, played June 18–21, 2015 at Chambers Bay in University Place, Washington, southwest of...

AV Open is a major awards contest for the Japanese adult video industry. It went from a limited sales contest in 2006 to become, via its successor the...

The Rotterdam Open, also known as the ABN AMRO Open for sponsorship reasons, is a professional men's tennis tournament played on indoor hard courts. It...

Eyes Wide Open may refer to: Eyes Wide Open (King Crimson album), 2003 Eyes Wide Open (Sabrina Carpenter album), 2015 Eyes Wide Open (Twice album), 2020...

Open learning is a movement in education that emerged in the 1970s and evolved into fields of practice and study. The term refers generally to activities...

Open chain exercises (OKE) are exercises that are performed where the hand or foot is free to move. The opposite of OKE are closed kinetic chain exercises...

OpenTable is an online restaurant-reservation service company founded by Sid Gorham, Eric Moe and Chuck Templeton on July 2, 1998, and based in San Francisco...

Lagardère, with a total financial commitment of $115,000. French Open Paris Masters Open GDF Suez Trophée Lagardère Trophée Clarins | Overview | WTA Tour...

Open-source software advocacy is the practice of attempting to increase the awareness and improve the perception of open-source software. In some cases...

The HPP Open is a professional tennis tournament played on indoor hardcourts. It is currently part of the ATP Challenger Tour. It is held annually in Helsinki...

(formerly known as the Championship of New South Wales and New South Wales Open, with various title sponsors), formerly sponsored as the Apia International...

Open Water 2: Adrift (also known simply as Adrift or Open Water 2) is a 2006 German English-language survival psychological horror film directed by Hans...

Pinehurst  Pinehurst The 2014 United States Open Championship was the 114th U.S. Open, played June 12–15 at the No. 2 Course of the Pinehurst Resort in...

OPEN LOOK (sometimes referred to as Open Look) is a graphical user interface (GUI) specification for UNIX workstations. It was originally defined in the...

Open drawers were a type of undergarment worn by women and girls until the early 20th century. Unlike closed drawers with a seam connecting the leg sections...

The 2018 United States Open Championship was the 118th U.S. Open, held June 14–17 at Shinnecock Hills Golf Club in Shinnecock Hills, New York, about eighty...

There are two types of "open rates" one for electronic mail (aka e-mail; see below) and one for physical mail (aka snail mail via the USPS or other physical...

Merion GC Merion GC The 2013 United States Open Championship was the 113th U.S. Open, held June 13–16 at the East Course of Merion Golf Club in Ardmore...

Semi-Open Game is a chess opening in which White plays 1.e4 and Black breaks symmetry immediately by replying with a move other than 1...e5. The Semi-Open...

The Ladbrokes UK Open is a ranking major darts tournament held annually at the Butlins Minehead Resort by the Professional Darts Corporation (PDC) in England...

OpenShift is a family of containerization software products developed by Red Hat. Its flagship product, OpenShift Container Platform, is a hybrid cloud...

"Simpsons Roasting on an Open Fire" (titled onscreen as "The Simpsons Christmas Special") is the series premiere of the American animated television series...

In computing, Open Database Connectivity (ODBC) is a C language standard application programming interface (API) for accessing database management systems...

The Southern Open was a golf tournament on the PGA Tour from 1970 to 2002. It was played at the Green Island Country Club in Columbus, Georgia, from 1970...

In partner dancing, an open position is a position in which partners are connected primarily at the hands. The connection is through the hands, wrists...

to be available open access Open access Open science Open research Open educational resources Open educational practices Open data Open-source software...

Open Russia (Russian: Открытая Россия, romanized: Otkrytaya Rossiya) is a political organisation founded by the exiled Russian oligarch Mikhail Khodorkovsky...

especially guitar, an open chord (open-position chord) is a chord that includes one or more strings that are not fingered. An open string vibrates freely...

Erin Hills  Erin Hills  The 2017 U.S. Open Championship was the 117th U.S. Open, held June 15–18 at Erin Hills in Erin, Wisconsin, northwest of Milwaukee...

The Kia Open Barranquilla (formerly Claro Open Barranquilla and Seguros Bolívar Open) is a tennis tournament held in Barranquilla, Colombia since 2011...

OpenSSL is an open-source software library and command-line toolkit that implements the Transport Layer Security (TLS) protocol and a range of cryptographic...

The 2022 United States Open Championship was the 122nd U.S. Open, the national open golf championship of the United States. It was a 72-hole stroke play...

The Zagreb Open is a professional tennis tournament played on outdoor red clay courts. It is part of the ATP Challenger Tour and of the ITF Women's World...

OpenFeint was a social platform for mobile games for devices running on Android or iOS. It was developed by Aurora Feint, a company named after a video...

Open Hand is an American rock band, first formed in Hollywood, California in 1997. Open Hand was formed in Hollywood, California between 1998 and 2000...

The Open Theater was an experimental theatre group in New York City, active from 1963 to 1973. The Open Theater was founded in New York City by a group...

The Delhi Open (formerly known as ONGC–GAIL Delhi Open) is a professional tennis tournament played on outdoor hardcourts. It is currently part of the ATP...

every open interval is an open set, and also every open subset of R {\displaystyle \mathbb {R} } can be written as a union of some family of open intervals...

Look up open fire in Wiktionary, the free dictionary. Open Fire may refer to: Open Fire (1994 film), a 1994 British television film based on the shooting...

Open Up and Say... Ahh! is the second studio album by American glam metal band Poison, released on April 27, 1988, through Enigma Records and Capitol Records...

Open Firmware is a standard defining the interfaces of a computer firmware system, formerly endorsed by the Institute of Electrical and Electronics Engineers...

An open file in chess is a file with no pawns of either color on it. In the diagram, the e-file is an open file. An open file can provide a line of attack...

Contrasting examples Open form is a term coined by Heinrich Wölfflin in 1915 to describe a characteristic of Baroque art opposed to the "closed form" of...

OpenVAS (Open Vulnerability Assessment Scanner, originally known as GNessUs) is the scanner component of Greenbone Vulnerability Management (GVM), a software...

This is a list of notable commercial open-source applications, adopting business models for open-source software, alphabetized by the product/service...

The Manitoba Open is a golf tournament on PGA Tour Americas that is held in Manitoba, Canada. It was first played from 1919 to 1925 and then from 1931...

Heaven's Open is the fourteenth studio album by Mike Oldfield, released in 1991. It was his last album on Virgin, and also the only album he released under...

The Stockholm Open (currently sponsored by Bybit) is an annual tennis tournament in Sweden that is part of the ATP 250 tournaments. The tournament features...

League. The system was divided into two components: eFootball.Open (formerly PES League) – an open tournament for amateur players. eFootball.Pro – a league...

Qatar Open may refer to the following sports events: ATP Qatar Open, a men's tennis tournament WTA Qatar Open, a women's tennis tournament Qatar Open (table...

Open Road Films, LLC (formerly known briefly as Global Road Entertainment) is an American independent film production and distribution company based in...

The Wrocław Open (formerly known as KGHM Dialog Polish Indoors) was a professional tennis tournament played on indoor hard courts. It was part of the Association...

OpenBTS (Open Base Transceiver Station) is a software-based GSM access point, allowing standard GSM-compatible mobile phones to be used as SIP endpoints...

Look up open mind in Wiktionary, the free dictionary. Open Mind may refer to: Open Mind (album), by Jean-Luc Ponty Open Mind (horse), an American Thoroughbred...

Open access to scholarly communication in Sweden is relatively widespread. In 2010 the Swedish Research Council began requiring its grantees to make research...

The Pontins Open events were a series of pro–am snooker tournaments which ran from 1974 until 2011. From the early 1970s, top professionals had supplemented...

The open cabildo (Spanish: cabildo abierto) is a traditional Hispanic American political assembly for convening citizens to deliberate policy. Originating...

This is a list of notable open-source video games. Open-source video games are assembled from and are themselves open-source software, including public...

OpenAL (Open Audio Library) is a cross-platform audio application programming interface (API). It is designed for efficient rendering of multichannel three-dimensional...

The Bulgarian Open Championship is an annual international badminton championships held in Bulgaria since 1985, by then known as Bulgarian International...

Open Your Eyes may refer to: Open Your Eyes (1919 film), an American melodrama directed by Gilbert P. Hamilton Open Your Eyes (1997 film) (Abre los ojos)...

The Thailand Open is an international badminton tournament held in Thailand since 1984. Since 2018, it has been classified as a Super 500 event on the...

The Open Door Policy (Chinese: 門戶開放政策) was the United States diplomatic policy established in the late 19th and early 20th century that called for a system...

1973 Betsy Cullen Alamo Ladies Open 1972 Kathy Whitworth San Antonio Alamo Open 1971 Sandra Haynie Alamo Ladies' Open 1968-70 No tournament 1967 Kathy...

The IMOCA ("Open 60") is a 60 ft (18.3 m) development class monohull sailing yacht governed by the International Monohull Open Class Association (IMOCA)...

An upstream open reading frame (uORF) is an open reading frame (ORF) within the 5' untranslated region (5'UTR) of an mRNA. uORFs can regulate eukaryotic...

The Manta Open Trofeo Ricardo Delgado Aray is a professional tennis event played on outdoor hardcourts. It is part of the ATP Challenger Tour. It is held...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open front unrounded vowel, or low front unrounded vowel, is a type of vowel sound...

Gl Do SA HC Ca LL CS RA Du Gu Re The Genesis Scottish Open is a professional golf tournament in Scotland, and is one of five tournaments that are part...

"Open Arms" is a song by American rock band Journey. It was released as a single from the Heavy Metal soundtrack and their 1981 album, Escape. Co-written...

Japan Open may refer to: Japan Open (badminton) Japan Open Golf Championship Japan Women's Open Golf Championship Japan Open (tennis) Japan Women's Open Japan...

Tour. Founded as the Swiss Open in 1923, the tournament was prefixed with European Masters in 1983, before dropping Swiss Open from the title in 1992. During...

Open-crotch pants (simplified Chinese: 开裆裤; traditional Chinese: 開襠褲; pinyin: kāidāngkù), also known as open-crotch trousers or split pants, are worn by...

Scientific Research Publishing (SCIRP) is a predatory academic publisher of open-access electronic journals, conference proceedings, and scientific anthologies...

The Lloyd's Open Form, formally "Lloyd's Standard Form of Salvage Agreement", and commonly referred to as the LOF, is a standard form contract for a proposed...

The Open Technology Fund (OTF) is an American nonprofit corporation that aims to support global Internet freedom technologies. Its mission is to "support...

The open-loop gain of an electronic amplifier is the gain obtained when no overall feedback is used in the circuit. The open-loop gain of many electronic...

performed by Doro and Skyline Problems playing this file? See media help. Wacken Open Air (/ˈvɑːkən/, abbreviated as W:O:A) is a heavy metal music festival, held...

Japan Open is an annual senior international figure skating team competition organized by the Japan Skating Federation. From 1997 until 2001, Japan Open was...

A massive open online course (MOOC /muːk/) or an open online course is an online course aimed at unlimited participation and open access via the Web....

The Invest in Szczecin Open (formerly Pekao Szczecin Open) is a professional tennis tournament played on outdoor clay courts. It is currently part of the...

An open-wheel car is a car with the wheels outside the car's main body, and usually having only one seat. Open-wheel cars contrast with street cars, sports...

The 2017 Open Championship was a major golf championship and the 146th Open Championship, held 20–23 July at Royal Birkdale Golf Club in Southport, England...

In Ukraine, a 2007 law requires open access publishing of research created through public funding. In January 2008, Ukrainian, Belarusian, and Russian...

In business, open communication (or open access to communication resources) is the ability of anyone, on equal conditions with a transparent relation...

open is a NeXTSTEP and macOS command line process that opens files, folders or URLs in the GUI as though the user had double clicked on them. Files will...

The Joburg Open is a men's professional golf tournament that is held in Johannesburg, South Africa. It is an event on the Southern Africa-based Sunshine...

The Moselle Open (formerly Open de Moselle from 2003 to 2010) was a professional tennis tournament held in the city of Metz and played on indoor hardcourts...

Open peer review is the various possible modifications of the traditional scholarly peer review process. The three most common modifications to which the...

Office Open XML (also informally known as OOXML) is a zipped, XML-based file format developed by Microsoft for representing spreadsheets, charts, presentations...

Open class is a track and field event classification defined by World Athletics and USA Track & Field. The classification is defined as: Having no maximum...

OpenCourseWare (OCW) are course lessons created at universities and published for free via the Internet. OCW projects first appeared in the late 1990s...

The Țiriac Open or the Romanian Open is a professional men's tennis tournament played on outdoor clay courts. It is an ATP 250 event on the ATP Tour....

can be used for vowels that are near-open central, near-open near-front, near-open near-back, open-mid central, open central or an (often unstressed) vowel...

The open-field system was the prevalent agricultural system in much of Europe during the Middle Ages and lasted into the 20th century in Russia, Iran,...

Open, currently titled as the Magical Kenya Open for sponsorship reasons, is a professional golf tournament in Kenya founded in 1967. The Kenya Open was...

The U.S. Senior Open is one of the five major championships in senior golf, introduced 46 years ago in 1980. It is administered by the United States Golf...

The Miami Open is an annual professional tennis tournament held in Miami Gardens, Florida, United States. It is played on outdoor hardcourts at the Hard...

government. The university opened in 1989 as the Open Learning Institute of Hong Kong and gained university status in 1997 as the Open University of Hong Kong...

The Phantom of the Open is a 2021 British biographical comedy-drama film directed by Craig Roberts, about the exploits of Maurice Flitcroft. The screenplay...

Open Dental, previously Free Dental, is a proprietary software tool for dental practice management. It is written in the C# programming language compatible...

958°N 73.754°W / 40.958; -73.754 The 2020 United States Open Championship was the 120th U.S. Open, held September 17–20 over the West Course at Winged Foot...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open-mid back rounded vowel, or low-mid back rounded vowel, is a type of vowel...

situation comedy Open All Hours and its sequel, Still Open All Hours. Albert E. Arkwright (born 1927) is played by Ronnie Barker in Open All Hours. Arkwright...

Indian Open may refer to: Indian Open (men's tennis) Indian Open (women's tennis) Indian Open (golf) Indian Open (snooker) Indian Open (table tennis)...

Sage Open is an open access, peer-reviewed, academic mega journal. It is the "first broad spectrum open access title aimed specifically at the behavioral...

Open Veins of Latin America: Five Centuries of the Pillage of a Continent (Spanish: Las venas abiertas de América Latina) is a 1971 book written by Uruguayan...

The UK OPEN Scrabble Tournament is a British Scrabble tournament that was first organised in 2008. It is one of five major flagship tournaments overseen...

win the women's singles tennis title at the 2022 French Open. It was her second French Open title and second major title overall. With the win, Świątek...

only by the U.S. Championships (current US Open). The tournament predates the Australian Open and the French Open. The following year, 1890, the tournament...

Microsoft, a tech company historically known for its opposition to the open source software paradigm, turned to embrace the approach in the 2010s. From...

v. Alliance for Open Society International may refer to either of two United States Supreme Court cases: USAID v. Alliance for Open Society (2013) (alternatively...

Open Workbench is a free project management software focused on scheduling. It is an alternative to Microsoft Project. Open Workbench was originally (1984)...

2000 Open Telefónica by Nissan Previous 1999 Next 2001 The 2000 Open Telefónica by Nissan was contested over 8 race weekends/16 rounds. In this one-make...

Open interest (also known as open contracts or open commitments) refers to the total number of outstanding derivative contracts that have not been settled...

Mexican Open may refer to: Mexican Open (golf), the national golf tournament held in various locales in Mexico Mexican Open (tennis), the national tennis...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open-mid front rounded vowel, or low-mid front rounded vowel, is a type of vowel...

Open vSwitch (OVS) is an open-source implementation of a distributed virtual multilayer switch. The main purpose of Open vSwitch is to provide a switching...

Look up open door or open-door policy in Wiktionary, the free dictionary. (The) Open Door(s) may refer to: Open Door Christian Academy, Troutdale, Oregon...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open central unrounded vowel, or low central unrounded vowel, is a type of vowel...

The Busan Open (formerly known as Busan Open Challenger Tennis) is a professional tennis tournament played on outdoor hardcourts. It is currently part...

Open end or Open-end may refer to: Open end (dominoes), a term used in the game of dominoes Open End (sculpture), an abstract public art sculpture by Clement...

Open Here is the sixth studio album by the English rock band Field Music. Released by Memphis Industries on 2 February 2018, the album combines elements...

The Coalition for Free and Open Elections (COFOE) is a nonpartisan organization in the United States that aims to promote fair ballot access. COFOE was...

The annual U.S. Open is the oldest currently running table tennis tournament in the United States. It attracts over 600 athletes annually. The first events...

The Maine Open is the Maine state open golf tournament, open to both amateur and professional golfers. It is organized by the Maine State Golf Association...

The Northern Open is a golf tournament played annually in Scotland since 1931. For some years it was one of only two 72-hole tournaments on the "Tartan...

Open scientific data or open research data is a type of open data focused on publishing observations and results of scientific activities available for...

The EU–US Open Skies Agreement is an open skies air transport agreement between the European Union (EU) and the United States (US). The agreement allows...

The Jackson Open was a golf tournament on the LPGA Tour in 1957, 1958, and 1965. It was played at Colonial Country Club in Jackson, Mississippi. All State...

Open eBook (OEB), or formally, the Open eBook Publication Structure (OEBPS), is a legacy e-book format which has been superseded by the EPUB format. It...

The Warsaw Open, formerly the J&S Cup, was a women's tennis tournament on the WTA Tour held in Warsaw, Poland. Held since 1995, the tournament was played...

Osmocom (open source mobile communications) is an open-source software project that implements multiple mobile communication standards, including GSM...

The Alliance for an Open Europe is a Eurosceptic and free market European political alliance, that includes representatives from political parties and...

"With Arms Wide Open" is a song by American rock band Creed. The power ballad was released on April 18, 2000, as the third single from their second studio...

Alicante, Spain since 2018. AS, Diario (31 March 2018). "El Ferrero Challenger Open de Valencia ya está en marcha". Villena | Overview | ATP Tour | Tennis...

An open-hearth furnace or open hearth furnace is any of several kinds of industrial furnace in which excess carbon and other impurities are burnt out...

Open forum or Open Forum may refer to: a public forum in United States constitutional law Open Forum (Australia), a public policy blogging website OpenForum...

The India Open is an annual badminton event which has been held in India since 2008 and is a BWF World Tour Super 750 international badminton tournament...

Open and closed lakes refer to the major subdivisions of lakes – bodies of water surrounded by land. Exorheic, or open, lakes drain into a river or other...

using (adopting) OpenDocument, an open document file format for saving and exchanging office documents that may be edited. The OpenDocument format (ODF)...

These tables compare free software / open-source operating systems. Where not all of the versions support a feature, the first version which supports it...

The Cappelle-la-Grande Open is a chess tournament held every year in Cappelle-la-Grande, France, since 1985. It is usually played in the second half of...

The Open Organisation of Lockpickers or TOOOL is an organization of individuals who partake in the hobby of locksport, as well as educate its members and...

In animal rights and welfare, open rescue is a direct action of rescue practiced by activists. Open rescue involves rescuing animals in pain and suffering...

The Enea Poznań Open is a professional tennis tournament played on outdoor red clay courts. It is currently part of the Association of Tennis Professionals...

Canada Open or Canadian Open may refer to: Canadian Open (golf), the Canadian Open of golf Canadian Women's Open, a women's professional golf tournament...

Sofia Open may refer to: ATP Sofia Open, an ATP 250 Series tennis tournament started in 2016. Sofia Open (1980–81), a defunct Grand Prix tennis event played...

The Michigan Open is the Michigan state open golf tournament, open to both amateur and professional golfers. It is organized by the Michigan section of...

The Wichita Open is a golf tournament on the PGA Tour Americas played annually at the Crestview Country Club in Wichita, Kansas, U.S. It was an event on...

Prague Open may refer to: Prague Open (1987–1999) HTC Prague Open, held only in 1992 BVV Prague Open (1993–1994) Advantage Cars Prague Open Livesport...

up open up in Wiktionary, the free dictionary. Open Up or OpenUp may refer to: "Open Up" (Cog song), 2003 "Open Up" (Leftfield song), 1993 "Open Up"...

The Mauritius Open was an annual golf tournament played on the island of Mauritius from 1994 through 2008. In 2009 the tournament was superseded by a new...

The Microsoft Open Specification Promise (OSP) is a promise by Microsoft, published in September 2006, to not assert its patents, in certain conditions...

and open-source Android applications List of free and open-source software packages "The GPL, the App Store and You" on engadget.com (2011) "Open Source...

Open-source journalism, a close cousin to citizen journalism or participatory journalism, is a term coined in the title of a 1999 article by Andrew Leonard...

Open Hub or Black Duck Open Hub (formerly Ohloh) is a website which provides a web services suite and online community platform that aims to index the...

Open TV, formerly Epsilontv, is a Greek free-to-air television station, based in Paiania, East Attica. It belonged to Radio-television S.A. which was sold...

Tucson Conquistadores LPGA Open 1984: Tucson Conquistadores Open 1985–1987: Circle K Tucson Open 1988–1990: Circle K LPGA Tucson Open 1991–1996: Ping/Welch's...

Open-book management (OBM) is a management phrase coined by John Case of Inc. magazine, who began using the term in 1993. The concept's most visible success...

The 1992–93 Open Russian Championship season was the first season of the Open Russian Championship, the second level of ice hockey in Russia. CSK VVS...

Open space technology (OST) is a method for organizing and running a meeting or multi-day conference where participants are invited to focus on a specific...

Open justice is a legal principle that requires that judicial proceedings be conducted in a transparent manner and with the oversight of the people, so...

U.S. Open pool championships are generic terms that may refer to various professional pool tournaments, not all of them affiliated with each other. The...

The Wales Open was a professional golf tournament on the European Tour played at the Celtic Manor Resort. It was played annually from 2000 to 2014, as...

The Russian Open was a golf tournament on the European Tour. The event was established in 1993, and was first held at the Moscow Country Club in Nakhabino...

OpenRCT2 is a construction and management simulation video game that simulates amusement park management. It is a free and open-source re-implementation...

The Open Tree of Life is an online phylogenetic tree of life – a collaborative effort, funded by the National Science Foundation. The first draft, including...

RCA Open-Source Application (ROSA) is an open-source management accounting application that aims to provide decision-support information to managers....

OpenZFS is an open-source implementation of the ZFS file system and volume manager initially developed by Sun Microsystems for the Solaris operating system...

Open enrollment may refer to: Annual enrollment, a period of starting insurance in the United States Open admissions, a college admissions policy in the...

Open Transport was the name given by Apple Inc. to its implementation of the Unix-originated System V STREAMS networking stack. Based on code licensed...

In computing, an open platform describes a software system which is based on open standards, such as published and fully documented external application...

The US Open Tennis Championships, commonly called the US Open, is a hardcourt tennis tournament organized by the United States Tennis Association annually...

Open Access, Open Access 2 and Open Access 3 were a set of television channels based in the United Kingdom and broadcast on the Sky Digital satellite...

openFrameworks is an open-source toolkit designed for creative coding founded by Zachary Lieberman, Theo Watson and Arturo Castro. OpenFrameworks is written...

Indian states and territories by the percentage of households which are open defecation free, that is those that have access to sanitation facilities...

The Denmark Open, or formerly known as Danish Open, is an annual badminton tournament held in Denmark and organized by Badminton Denmark. It was part of...

(machine readable). Linked data may also be open data, in which case it is usually described as Linked Open Data. In his 2006 "Linked Data" note, Tim Berners-Lee...

Girl Reading a Letter at an Open Window (Dutch: Brieflezend meisje bij het venster), also known as Lady reading at an open window, is an oil painting by...

Open government is the governing doctrine which maintains that citizens have the right to access the documents and proceedings of the government to allow...

Open-Sankoré is a free and open-source interactive whiteboard software compatible with any projector and pointing device. Open-Sankoré development stopped...

Open Blueprint was an IBM framework developed in the early 1990s (and released in March 1992) that provided a standard for connecting network computers...

openDemocracy is an independent media platform and news website based in the United Kingdom. Founded in 2001, openDemocracy states that through reporting...

The CO'Met Orléans Open is a tennis tournament part of the ATP Challenger Tour, played on indoor hardcourts. The event is held in Orléans, France, since...

Open-source artificial intelligence, as defined by the Open Source Initiative, is an AI system that is freely available to use, study, modify, and share...

similarly to an open vowel, but slightly more constricted. Other names for a near-open vowel are lowered open-mid vowel and raised open vowel, though the...

language. It is an integral part of the open-source distribution of Erlang. The name OTP was originally an acronym for Open Telecom Platform, which was a branding...

The Kansai Open Golf Championship (関西オープンゴルフ選手権競技, Kansai ōpun gorufu sensyuken kyōgi) is a professional golf tournament held in the Kansai region of Japan...

Doors Open is a 2008 novel by crime writer Ian Rankin. It was his first stand-alone thriller in over 10 years. The story was originally published as a...

The English Open is a professional golf tournament held in England. First played in 1988, it was an annual event on the European Tour until 2002. After...

The Victorian Open is an annual golf tournament held in Australia. It was founded in 1957 and is the Victoria state open championship for men. It is run...

The Brawo Open (formerly known as the Nord/LB Open until 2010 and the Sparkassen Open until 2021) is a professional tennis tournament played on outdoor...

Open E, Open-E or open e may refer to: Open E tuning for guitars in French and Italian, the letter e pronounced as the open-mid front unrounded vowel...

Athens Open may refer to: ATP Athens Open, a men's tennis tournament held from 1986 to 1994 Hellenic Championship, a men's tennis tournament held since...

An open wagon (or truck in the UK) forms a large group of railway goods wagons designed primarily for the transportation of bulk goods that are not moisture-retentive...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open-mid back unrounded vowel or low-mid back unrounded vowel is a type of vowel...

Open-source unionism is a term coined by academics Richard B. Freeman and Joel Rogers to explain a possible new model for organizing workers that depended...

Open education is an international learning standards and education policy open standards movement based on open source openness. It was created inspired...

The Eurocard Open was an annual tennis tournament for male professional players. The event was held annually in Stuttgart, Germany, and was played on indoor...

The Open Science Grid Consortium is an organization that administers a worldwide grid of technological resources called the Open Science Grid, which facilitates...

Open class may refer to: Open class (linguistics), a word class readily accepting new items Open (sport) Open class (track and field), an event classification...

China Open may refer to: China Open (snooker), a professional snooker tournament China Open (tennis), a professional tennis tournament on the ATP World...

computing, the X/Open XA standard (short for "eXtended Architecture") is a specification released in 1991 by X/Open (which later merged with The Open Group) for...

6–0, 4–6, 6–3 to win the men's singles tennis title at the 2002 French Open. It was his first and only major singles title. It would also be the final...

Advanced Open Water Diver (AOWD) is a recreational scuba diving certification level provided by several diver training agencies. Agencies offering this...

The Canadian Open (French: L'Omnium Canadien) is a professional golf tournament in Canada. It is co-organized by Golf Canada (formerly known as the Royal...

The China Open 9-Ball Championship is a professional nine-ball pool tournament held annually since 2009. The event is held in Shanghai, China. Events in...

of computer software which is made for bioinformatics and released under open-source software licenses with articles in Wikipedia. Comparison of software...

OpenSimulator is an open-source server platform originally launched in 2007 for hosting virtual worlds and metaverse environments. It is largely compatible...

Pebble Beach Golf Links The 2000 United States Open Championship was the 100th U.S. Open Championship, held June 15–18 at Pebble Beach Golf Links in Pebble...

An open coach is a railway passenger coach that does not have compartments or other divisions within it and in which the train seats are arranged in one...

The Open Court Publishing Company is a publisher with offices in Chicago and LaSalle, Illinois. It is part of the Carus Publishing Company of Peru, Illinois...

Open Financial Exchange (OFX) is a data-stream format for exchanging financial information that evolved from Microsoft's Open Financial Connectivity (OFC)...

The U.S. Open Swimming Championships, or U.S. Open, is a championship meet organized by USA Swimming which is open to international teams/swimmers. It...

The Aeroflot Open is an annual open chess tournament organised through the joint efforts of the Chess Federation of Russia and the Russian Ministry of...

The Mayfair Open, also sometimes referred to as the Sanford Women's Open, was a golf tournament on the LPGA Tour, played only in 1959. It was played at...

Open Cascade is an Information Technology Company (ITC) owned by Capgemini. Open Cascade provides services in the domain of scientific and technical computing...

The Open de France is a European Tour golf tournament. Inaugurated in 1906 it is the oldest national open in Continental Europe and has been part of the...

Open Season 2 is a 2008 American animated comedy film and the second in the Open Season film series. It was directed by Matthew O'Callaghan. It premiered...

The Taranaki Open is an annual 72-hole golf tournament staged on the New Plymouth Golf Club's Ngamotu Links in New Plymouth, New Zealand. Between 2004...

Open Fiber S.p.A. (formerly Enel Open Fiber S.p.A.) is an Italian wholesale only telecommunications company, owned 60% by CDP Equity S.p.A. (part of the...

tennis title at the 2008 Australian Open. It was his first major title, the first of a record ten Australian Open titles, and the first of an all-time...

Australian Open, owned and run by Golf Australia, is the oldest and most prestigious golf tournament on the PGA Tour of Australasia. The Open was first...

Open Medicine may refer to medical journals: Open Medicine (De Gruyter journal), with the ISO abbreviation Open Med. (Wars.), a journal published by De...

FIRST Lego Challenge League Open Championships are robotics competitions held and managed by FIRST Lego League Partners to bring FIRST Lego League Challenge...

An open-container law is a law which regulates or prohibits drinking alcohol in public by limiting the existence of open alcoholic beverage containers...

The Charleston Open, currently sponsored by Credit One, is a WTA Tour-affiliated professional tennis event, held every year since 1973. The tournament...

IPA help  audio full chart template Legend: unrounded • rounded The near-open front unrounded vowel, or near-low front unrounded vowel, is a type of vowel...

Open-circuit voltage (OCV or VOC) is the difference of electrical potential between two terminals of an electronic device when disconnected from any circuit...

OpenLDAP is a free, open-source implementation of the Lightweight Directory Access Protocol (LDAP) developed by the OpenLDAP Project. It is released under...

Open Babel is a free chemical informatics software designed to facilitate the conversion of Chemical file formats and manage molecular data. It serves...

The Argentina Open or Abierto Argentino is an annual ATP men's tennis event held in Buenos Aires, Argentina. The tournament is listed as an ATP 250 on...

Korea Open may refer to: Korea Open (badminton), an annual badminton tournament Korea Open (golf), men's professional golf tournament Korea Open (tennis)...

The Gasparilla Open was a golf tournament on the PGA Tour from 1932 to 1935. It was played at the Palma Ceia Golf and Country Club in Tampa, Florida. The...

The Punta del Este Open is a professional tennis tournament played on clay courts. It is currently part of the ATP Challenger Tour. It has been held annually...

Open heart may refer to: Open-heart surgery, any kind of surgery in which a surgeon makes a large incision in the chest to open the rib cage and operate...

The Hylo Open, formerly known as the BMW Badminton Cup, BMW Open International, Bitburger Masters, Bitburger Open and SaarLorLux Open, is an international...

An open-channel solid state drive is a solid-state drive which does not have a firmware Flash Translation Layer (FTL) implemented on the device, but instead...

OpenEd is an online catalog of educational assessments, homework assignments, videos, games and lesson plans aligned to every Common Core standard and...

open ballot system is a voting method in which voters vote openly, in contrast to a secret ballot, where a voter's choices are confidential. The open...

The Ostra Group Open, formerly known as Prosperita Open, is a professional tennis tournament played on outdoor red clay courts. It is currently part of...

The Yomiuri Open was a professional golf tournament on the Japan Golf Tour. Founded in 1970 as the Wizard Tournament, a 36-hole invitational tournament...

The Bancolombia Open was a professional tennis tournament played on outdoor red clay courts. It was part of the Association of Tennis Professionals (ATP)...

The Peru Open, or Abierto de Perú, is the national open golf tournament of Peru. It was first played in 1982, although previous tournaments had previously...

is a list of notable software packages and applications licensed under an open-source license or in the public domain for use in the health care industry...

7–5, 7–6(7–4) to win the men's singles tennis title at the 1996 French Open. It was his first major singles title, becoming the first Russian to win...

Open security is the use of open source philosophies and methodologies to approach computer security and other information security challenges. Traditional...

Open International may refer to: BH Tennis Open International Cup Open International de Saint-Raphaël Open International de Squash de Nantes Open International...

OpenRefine is an open-source desktop application for data cleanup and transformation to other formats, an activity commonly known as data wrangling. It...

free and open-source office suites Collabora Online and LibreOffice. StarOffice supported the OpenOffice.org XML file format, as well as the OpenDocument...

Vowels IPA help  audio full chart template Legend: unrounded • rounded The open-mid front unrounded vowel, or low-mid front unrounded vowel, is a type of...

In natural language processing, open information extraction (OIE) is the task of generating a structured, machine-readable representation of the information...

An open-ended fund company (OFC) (Chinese: 開放式基金型公司) is an open-ended collective investment scheme structured in the form of a company with limited liability...

Open Innovations (Forum and Technology Show) is an annual international forum that focuses on new technologies and perspectives of the international cooperation...

County Department of Parks and Open Space, consisting of the Marin County Parks and Landscape Division and the Marin County Open Space District, is a parks...

The Maharashtra Open, also known as the Tata Open Maharashtra for sponsorship reasons, was an annual men's ATP Tour 250 tennis event held from 1996 until...

ANA Open (ANAオープンゴルフトーナメント, Ei-enu-ei ōpun golufu tōnamento) is a professional golf tournament on the Japan Golf Tour. Founded as the Sapporo Open, it...

BMJ Open is a peer-reviewed open access medical journal that is dedicated to publishing medical research from all disciplines and therapeutic areas. It...

to win the women's singles tennis title at the 2002 French Open. It was her first French Open title, second major singles title overall, and her first step...

In chemistry, an open-chain compound (or open chain compound) or acyclic compound (Greek prefix α 'without' and κύκλος 'cycle') is a compound with a linear...

The U.S. Women's Open is one of 15 national golf championships conducted by the United States Golf Association (USGA), is the oldest of the LPGA Tour's...

The Bavarian Open is an international figure skating competition held in February at the Eissportzentrum Oberstdorf in Oberstdorf, Germany. It is organized...

project in 2015, overseen by the OpenAPI Initiative, an open-source collaboration project of the Linux Foundation. An OpenAPI Description (OAD) represents...