Internet properties established in 2001

Wikipedia is a free online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded by Jimmy Wales and Larry Sanger in 2001, Wikipedia has been hosted since 2003 by the Wikimedia Foundation, an American nonprofit organization funded mainly by donations from readers. Wikipedia is the largest and most-read reference work in history. According to Jimmy Wales, its mission is to make the sum of all human knowledge available to every person in the world.

[en] English-language edition of Wikipedia

German-language edition of Wikipedia

[fr] French-language edition of Wikipedia

[ru] Russian-language edition of Wikipedia

Spanish-language edition of Wikipedia

Swedish-language edition of Wikipedia

Dutch-language edition of Wikipedia, the free encyclopedia

Japanese-language edition of Wikipedia

Portuguese-language edition of Wikipedia

Italian-language edition of Wikipedia

Chinese-language edition of Wikipedia

Polish-language edition of Wikipedia

Esperanto edition of Wikipedia

Catalan-language edition of Wikipedia

iTunes is a media player, media library, and mobile device management (MDM) utility developed by Apple. It is used to purchase, play, download and organize digital multimedia on personal computers running the Windows (and formerly macOS) operating systems, and can be used to rip songs from CDs as well as to play content from dynamic playlists. It includes options for sound optimization and wireless sharing.

Hebrew-language edition of Wikipedia

Basic/Special English edition of Wikipedia

Basque-language edition of Wikipedia

Afrikaans-language edition of Wikipedia

Metacritic is an American website that aggregates reviews of films, television shows, music albums, video games, and formerly books. For each product, the scores from each review are averaged (a weighted average). Metacritic was created by Jason Dietz, Marc Doyle, and Julie Doyle Roberts in 1999, and was acquired by Fandom, Inc. in 2022.

Galician-language edition of Wikipedia

.info is a generic top-level domain (gTLD) in the Domain Name System (DNS) of the Internet. The name is derived from information, although registration requirements do not prescribe any particular purpose.

.biz is a generic top-level domain (gTLD) in the Domain Name System of the Internet. It is intended for registration of domains to be used by businesses. The name is a phonetic spelling of the first syllable of business.

logo of the Wikipedia online encyclopedia

umbrella term for the two separate Norwegian-language editions of Wikipedia (Nynorsk [nn] and Bokmål/Riksmål [nb]) which shared a single wiki until the creation of [nn] and redefinition of [no] as Bokmål/Riksmål only – prefix "nb" redirects to "no"

.aero (derived from aeronautics) is a sponsored top-level domain (sTLD) used in the Domain Name System of the Internet. It is the first sponsored top-level domain based on a single industrial theme. The .aero domain is reserved for companies, organizations, associations, government agencies, and individuals in aerospace-related fields. It was created in 2002 and is operated by SITA. SITA created and operates the Dot Aero Council.

.name is a generic top-level domain (gTLD) in the Domain Name System of the Internet. It is intended for use by individuals for representation of their personal name, nicknames, screen names, pseudonyms, or other types of identification labels.

online database of taxa

thumb|A Bookcrossing in Leipzig southwest of Berlin, Germany, December 2009 thumb|Bookcrossing in Lyon northeast of Nîmes, France, May 2006 thumb|A Bookcrossing at Kozminski University in [[Warsaw, May 2019]]

.coop is a sponsored top-level domain (sTLD) in the Domain Name System of the Internet. It is intended for the use of cooperatives, their wholly owned subsidiaries, and other organizations that exist to promote or support cooperatives.

.museum is a sponsored top-level domain (sTLD) in the Domain Name System of the Internet used exclusively by museums, museum associations, and individual members of the museum profession, as these groups are defined by the International Council of Museums (ICOM).

service from Google that provides discussion groups

DistroWatch is a website that provides news, distribution pages hit rankings, and other general information about various Linux distributions as well as other free software/open source Unix-like operating systems. It now contains information on several hundred distributions and a few hundred distributions labeled as active.

approach to web design for making web pages render well on a variety of devices

Miniclip is a Swiss mobile game publisher and former browser game website first launched on 30 March 2001. It was founded by Robert Small and Tihan Presbie with a budget of £40,000. In 2008, the company was valued at over £275 million. Ten years later, Miniclip generated more than $400 million in revenue from its mobile game, 8 Ball Pool.

Softpedia is a software and tech news website based in Romania. It indexes, reviews and hosts downloadable software and reports news on technology and science topics. It is ranked as among of the top download portals on the internet.

online database

StumbleUpon was a website, browser extension, toolbar, and mobile app with a "Stumble!" button that, when pushed, opened a semi-random website or video that matched the user's interests, similar to a random web search engine. Users were able to filter results by type of content and were able to discuss such webpages via virtual communities and to rate such webpages via like buttons. StumbleUpon was shut down in June 2018.

The Online Etymology Dictionary, also known by its domain name Etymonline, is an American online dictionary of the origins and historical development of English words, compiled and written primarily by Douglas R. Harper. Harper founded the project in 2001. Since 2021, Talia Felix has served as associate editor.

Swedish tech magazine

thumb|250px|Screenshot of the Pokerstars graphic user interface|GUI (the "classic" theme) at a real money table

LiveJasmin (company name: JWS Americas S.à r.l.) is an adult website that provides live streaming and related services, typically featuring nudity and sexual activity ranging from striptease and erotic talk to masturbation with sex toys and full sexual intercourse.

Canadian-based online dating service

Blabbermouth.net is a website dedicated to metal and rock news, as well as album and music DVD reviews. It is run by the website's founder Borivoj Krgin. The first version of the website was launched in March 2001. In October 2001, the record label Roadrunner Records began hosting it.

thumb|right|400px|Screenshot of Chessgames.com main page Chessgames.com is an Internet chess community with over 224,000 members. The site maintains a large database of chess games, where each game has its own discussion page for comments and analysis. Limited primarily to games where at least one player is of master strength, the database begins with the earliest known recorded games and is updated with games from current top-level tournaments. Basic membership is free, and the site is open to players at all levels of ability, with additional features available for Premium members. Consultati

American pornographic film studio company

American multi-media horror company

South Korean web portal

SuicideGirls is an online community website that revolves around pin-up photography models known as the Suicide Girls.

Freedb was a database of user-submitted compact disc track listings, where all the content was under the GNU General Public License. To look up CD information over the Internet, a client program calculated a hash function from the CD table of contents and used it as a disc ID to query the database. If the disc was in the database, the client was able to retrieve and display the artist, album title, track list and some additional information.

Drugs.com is an online pharmaceutical encyclopedia that provides drug information for consumers and healthcare professionals, primarily in the United States. It self-describes its information as "accurate and independent" yet limited to being "for educational purposes only and is not intended for medical advice, diagnosis or treatment."

Japanese imageboard website

former music provider owned by Yahoo

openDemocracy is an independent media platform and news website based in the United Kingdom. Founded in 2001, openDemocracy states that through reporting and analysis of social and political issues, they seek to "challenge power and encourage democratic debate" around the world. The founders of the website have been involved with established media and political activism. The platform has been funded by grants from organisations such as Charles Stewart Mott Foundation, the Open Society Foundations, the Ford Foundation, and Joseph Rowntree Charitable Trust, as well as by receiving direct donatio

former free content encyclopedia

French open access repository

collection of online discussion boards

Teoma (from Scottish Gaelic teòma "expert") was an Internet search engine founded in April 2000 by Professor Apostolos Gerasoulis and his colleagues at Rutgers University in New Jersey. Professor Tao Yang from the University of California, Santa Barbara co-led technology R&D. Their research grew out of the 1998 DiscoWeb project. The original research was published in the paper, "DiscoWeb: Applying Link Analysis to Web Search".