University of Windsor: Using LTSP (Linux Terminal Server Project), Students, faculty, and staff access their desktop environment and files from one of over 100 thin clients spread throughout the school. The LTSP Thin Clients are used to browse the web, write code, and edit docu
Tianhe-2: A Chinese supercomputer known as Tianhe-2 has been measured at speeds of 30.65 petaflops, or 74 percent faster than the current holder of the world's-fastest-supercomputer title, is runnin Linux.
China: Chinese Government Chooses Ubuntu As Country’s Standardized OS
University of Tokyo: University of Tokyo’s JSK Robotics Laboratory RUNS LINUX !
Google Glass!: In a session at the Google I/O conference in San Francisco, cheekily titled “Voiding your warranty“, developers shared how to root Google Glass and install an alternative operating system on it. OS of choice for the demo being Ubuntu.
White House: In July 200 the White House started moving their computers to a Linux platform based on Red Hat Linux and Apache HTTP Server. The installation was completed in February 2009. In October 2009 the White House servers adopted Drupal, an open source content m
CERN: Both CERN and Fermilab use Scientific Linux in all their work; this includes running the Large Hadron Collider or the Dark Energy Camera or the 20,000 internal servers of CERN.
Wotif, Australia: Wotif, the Australian hotel booking website, migrated from Windows to Linux servers to keep up with the growth of its business.
France: France's national police force, the National Gendarmerie started moving their 90,000 desktops from Windows XP to Ubuntu in 2007 over concerns about the additional training costs of moving to Windows Vista, and following the success of OpenOffice.org roll-
IBM: IBM does extensive development work for Linux and also uses it on desktops and servers internally. The company also created a TV advertising campaign: IBM supports Linux 100%.
US Navy: In June 2012 the US Navy signed a US$27,883,883 contract with Raytheon to install Linux ground control software for its fleet of vertical take-off and landing (VTOL) Northrup-Grumman MQ8B Fire Scout drones. The contract involves Naval Air Station Patuxent
US Department of Defence: The United States Department of Defense uses Linux - "the U.S. Army is the single largest install base for Red Hat Linux" and the US Navy nuclear submarine fleet runs on Linux.
Wikipedia: Wikipedia moved to running its servers on Ubuntu in late 2008, after having previously used a combination of Red Hat and Fedora .
State of Indiana: 22,000 students in the US state of Indiana had access to Linux Workstations at their high schools in 2006.
Switzerland: 9,000 computers to be converted to Linux and OpenOffice.org in school district Geneva, Switzerland by September 2008.
Amazon.com: Amazon.com, the US based mail-order retailer, uses Linux "in nearly every corner of its business".
Kim Cascone: American electronic music composer Kim Cascone migrated from Apple Mac to Ubuntu for his music studio, performance use and administration in 2009.
Bank of Brazil: Banco do Brasil of Brazil, the biggest bank in that country, has moved nearly all desktops to Linux, except some corporate ones and a few that are need to operate some specific hardware. They began migration of their servers to Linux in 2002. Branch serve
Brazil: Brazil has 35 million students in over 50,000 schools using 523,400 computer stations all running Linux.
Brazil: Brazil uses PC Conectado, a program utilizing Linux.
Burlington Coat Factory: Burlington Coat Factory has used Linux exclusively since 1999.
Canada: Canada's largest super computer, the IBM iDataPlex cluster computer at the University of Toronto uses Linux as its operating system.
City of Munich: City of Munich chose 2003 to start to migrate its 4,000 desktops to Debian-based LiMux. Even though more than 80% of workstations used OpenOffice and 00% used Firefox/Thunderbird five years later (November 2008), an adoption rate of Linux itself of only 2
Cuba: Cuba - Students from the Cuban University of Information Science launched its own distribution of Linux called Nova to promote the replacement of Microsoft Windows on civilian and government computers, a project that is now supported by the Cuban Governme
Czechoslovakia: Czech Post migrated 4000 servers and 2,000 clients to Novell Linux in 2005.
DreamWorks: DreamWorks Animation adopted the use of Linux since 2001, and uses more than 1,000 Linux desktops and more than 3,000 Linux servers.
Duke Jets: DukeJets LLC (USA) and Duke Jets Ltd. (Canada), air charter brokerage companies, switched from Windows to Ubuntu Linux in 2012 upon converting their operations management suite to the web-based AirManager software package they helped design.
Electrolux-Frigidaire: Electrolux Frigidaire Infinity i-kitchen is a "smart appliance" refrigerator that uses a Linux operating system, running on an embedded 400 MHz Freescale i.MX25 processor with 28 MB of RAM and a 480×800 touch panel.
Ernie Ball: Ernie Ball, known for its famous Super Slinky guitar strings, has used Linux as its desktop operating system since 2000.
France: France's Ministry of Agriculture uses Mandriva Linux.
Germany: Germany has announced that 560,000 students in 33 universities will migrate to Linux.53
Google: Google uses a version of Ubuntu internally nicknamed Goobuntu.
India: Government officials of Kerala, India announced they will use only free software, running on the Linux platform, for computer education, starting with the 2,650 government and government-aided high schools.
Iceland: Iceland has announced in March 2012 that it wishes to migrate to open source software in public institutions. Schools have already migrated from Windows to Ubuntu Linux.
Turkey: In 2003, the Turkish government decided to create its own Linux distribution, Pardus, developed by UEKAE (National Research Institute of Electronics and Cryptology). The first version, Pardus .0, was officially announced in 27 December 2005.
Georgia: In 2004 Georgia began running all its school computers and LTSP thin clients on Linux, mainly using Kubuntu, Ubuntu and stripped Fedora-based distros.
Philippines: In 2010 The Philippines fielded an Ubuntu-powered national voting system.
Bavarian Academy of Sciences and Humanities: In 2012 the Leibniz-Rechenzentrum (Leibniz Supercomputing Centre) (LRZ) of the Bavarian Academy of Sciences and Humanities unveiled the SuperMUC, the world’s fourth most powerful supercomputer. The computer is x86-based and features 55,000 processor cor
US FAA: In April 2006, the US Federal Aviation Administration announced that it had completed a migration to Red Hat Enterprise Linux in one third of the scheduled time and saved 5 million dollars.
Malaysia: In July 2010 Malaysia had switched 703 of the state's 724 agencies to Free and Open Source software with a Linux based operating system used. The Chief Secretary to the Government cited, "(the) general acceptance of its promise of better quality, higher r
Russia: In late 2010 Vladimir Putin signed a plan to move the Russian Federation government towards free software including Linux in the second quarter of 2012.
Netherlands, KLM: KLM, the Royal Aviation Company of the Netherlands, uses Linux on the OSS-based version of its KLM WebFarm.
Laughing Boy Records: Laughing Boy Records under the direction of owner Geoff Beasley switched from doing audio recording on Windows to Linux in 2004 as a result of Windows spyware problems.
Macedonia: Macedonia's Ministry of Education and Science deployed more than 80,000 Ubuntu based classroom desktops, and has encouraged every student in the Republic of Macedonia to use Ubuntu computer workstations.3
McDonald's: McDonald's uses the Ubuntu operating system at McCafes.
Mindbridge: Mindbridge, a software company, announced in September 2007 that it had migrated a large number of Windows servers onto a smaller number of Linux servers and a few BSD servers. It claims to have saved "bunches of money."
NAV Canada: Nav Canada's new Internet Flight Planning System for roll-out in 2011, is written in Python and runs on Red Hat Linux.
Novell: Novell is undergoing a migration from Windows to Linux. Of its 5500 employees, 50% were successfully migrated as of April 2006. This was expected to rise to 80% by November.
Peugeot: Peugeot, the European car maker, announced plans to deploy up to 20,000 copies of Novell's Linux desktop, SUSE Linux Enterprise Desktop, and 2,500 copies of SUSE Linux Enterprise Server, in 2007.
Macedonia: Republic of Macedonia deployed 5,000 Linux desktops running Ubuntu across all 468 public schools and 82 computer labs (December 2005). Later in 2007, another 80,000 Ubuntu thin client computers were deployed.
Russia: Russia announced in October 2007 that all its school computers will run on Linux. This is to avoid cost of licensing currently unlicensed software.
Italy: Schools in Bolzano, Italy, with a student population of 6,000, switched to a custom distribution of Linux, (FUSS Soledad GNU/Linux), in September 2005.
Spain: Spain was noted as the furthest along the road to Linux adoption in 2003., for example with Linux distribution LinEx .
ICBC: State owned Industrial and Commercial Bank of China (ICBC) is installing Linux in all of its 20,000 retail branches as the basis for its web server and a new terminal platform. (2005)
Switzerland: The Canton of Solothurn in Switzerland decided in 2009 to migrate its computers to Linux, but in 200 the Swiss authority has made a U-turn by deciding to use Windows 7 for desktop clients.
China: The Chi-X pan-European equity exchange runs its MarketPrizm trading platform software on Linux.
CME: The Chicago Mercantile Exchange employs an all-Linux computing infrastructure and has used it to process over a quadrillion dollars worth of financial transactions.
China: The Chinese government is buying .5 million Linux Loongson PCs as part of its plans to support its domestic industry. In addition the province of Jiangsu will install as many as 50,000 Linux PCs, using Loongson processors, in rural schools starting in 200
Largo, Florida: The city government of Largo, Florida, USA uses Linux and has won international recognition for their implementation, indicating that it provides "extensive savings over more traditional alternatives in city-wide applications."
Germany: The Federal Employment Office of Germany (Bundesagentur für Arbeit) has migrated 3,000 public workstations from Windows NT to OpenSuse.22
France: The French Parliament has switched to using Ubuntu on desktop PCs.
Pakistan: The Government of Pakistan established a Technology Resource Mobilization Unit in 2002 to enable groups of professionals to exchange views and coordinate activities in their sectors and to educate users about free software alternatives. Linux is an option
India: The Indian government's tablet computer initiative for student use employs Linux as the operating system as part of its drive to produce a tablet PC for under 1,500 rupees (US$35).
India: The Indian state of Tamil Nadu plans to distribute 100,000 Linux laptops to its students.
Internet Archive: The Internet Archive uses hundreds of x86 servers to catalogue the internet, all of them running Linux.
London Stock Exchange: The London Stock Exchange uses the Linux based MillenniumIT Millennium Exchange software for its trading platform and predicts that moving to Linux from Windows will give it an annual cost savings of at least £0 million ($4.7 million) from 2011 – 2012.
NYSE: The New York Stock Exchange uses Linux to run its trading applications.
OKPC XO: The OLPC XO- (previously called the MIT $100 laptop and The Children's Machine), is an inexpensive laptop running Linux, which will be distributed to millions of children as part of the One Laptop Per Child project, especially in developing countries.
China: The People's Republic of China exclusively uses Linux as the operating system for its Loongson processor family, with the aim of technology independence.
Philippines: The Philippines has deployed 13,000 desktops running on Fedora, the first 10,000 were delivered in December 2007 by Advanced Solutions Inc. Another 10,000 desktops of Edubuntu and Kubuntu are planned.
Spain: The regional Andalusian Autonomous Government of Andalucia in Spain developed its own Linux distribution, called Guadalinex in 2004.
South Africa: The South African Social Security Agency (SASSA) deployed Multi-station Linux Desktops to address budget and infrastructure constraints in 50 rural sites.
US NNSA: The US National Nuclear Security Administration operates the world's tenth fastest supercomputer, the IBM Roadrunner, which uses Red Hat Enterprise Linux along with Fedora as its operating systems.
Union Bank of California: Union Bank of California announced in January 2007 that it would standardize its IT infrastructure on Red Hat Enterprise Linux in order to lower costs.
Virgin America: Virgin America, the low cost U.S. airline, uses Linux to power its in-flight entertainment system, RED.
Internation Space Station: NASA has converted the ISS onboard computers to Linux. Read more here.