Social information processing

StumbleUpon is a discovery engine (a form of web search engine) that finds and recommends web content to its users.

Google+ (pronounced and sometimes written as Google Plus) is an interest-based social network that is owned and operated by Google.

Wikirating is a free, collaborative platform for credit ratings that aims to provide a transparent source for credit ratings of countries, companies and structured products.

Flickr (pronounced "flicker") is an image hosting and video hosting website and web services suite that was created by Ludicorp in 2004 and acquired by Yahoo on March 20, 2005.

Digg is a news aggregator with a curated front page, aiming to select stories specifically for the Internet audience such as science, trending political issues, and viral Internet issues.

FriendFeed was a real-time feed aggregator that consolidated updates from social media and social networking websites, social bookmarking websites, blogs and microblogging updates, as well as any type of RSS/Atom feed.

Habrahabr (Russian: Хабрахабр) is a Russian collaborative blog with elements of social network about IT, Computer science and anything related to the Internet, owned by Thematic Media.

Apache Wave is a software framework for real-time collaborative editing online.

A virtual community is a social network of individuals who interact through specific social media, potentially crossing geographical and political boundaries in order to pursue mutual interests or goals.

Peter Michael Senge (born 1947) is an American systems scientist who is a senior lecturer at the MIT Sloan School of Management, co-faculty at the New England Complex Systems Institute, and the founder of the Society for Organizational Learning.

Yahoo! Answers (formerly known as Yahoo! Q & A) is a community-driven question-and-answer (Q&A) site or a knowledge market from Yahoo! that allows users to both submit questions to be answered and answer questions asked by other users.

Social network analysis (SNA) is the process of investigating social structures through the use of network and graph theories.

Diaspora (currently styled diaspora* and formerly styled DIASPORA*) is a nonprofit, user-owned, distributed social network that is based upon the free Diaspora software.

Collaborative filtering (CF) is a technique used by recommender systems.

Novell Vibe is a web-based team collaboration platform developed by Novell, and was initially released by Novell in June 2008 under the name of Novell Teaming.

SocialEngine is a software suite that allows creation of customizable online communities.

An online community is a virtual community whose members interact with each other primarily via the Internet.

Regator.com is a curated blog directory and search engine.

Yatchy is an online social networking service headquartered in Varanasi, Uttar Pradesh, India.

Twine was an online, social web service for information storage, authoring and discovery, located at twine.

Wreckamovie is a collaborative film production platform to allow individuals to set up a film production and find a community to collaborate with, or find others' interesting film productions and become a collaborator in a worknet.

Jeeran (Arabic: جيران, Neighbours‎‎) Jeeran is a review platform designed to help locals and visitors find the best places and services in any city whether they’re looking for the greatest restaurant, closest ATM, or the most talented mechanic.

Numbeo is a crowd-sourced global database of reported consumer prices, perceived crime rates, quality of health care, other statistics.

InnoCentive is a Waltham, Massachusetts-based crowdsourcing company that accepts by commission research and development problems in engineering, computer science, math, chemistry, life sciences, physical sciences and business.

CybrHome is a website that helps people explore the internet.

Askalo (styled askalo) is a social networking and user-generated local question-and-answer (Q&A) site.

A mailing list is a collection of names and addresses used by an individual or an organization to send material to multiple recipients.

DataViva is an information visualization engine created by the Strategic Priorities Office of the government of Minas Gerais.

Camp Mobile, founded in February, 2013, is a mobile application development company based in Seoul, Korea.

BAND is a mobile community application that facilitates group communication.

WhoSay is an American social media service and branding platform for celebrities and their fans.

Launched in 2013, Theneeds is an online and mobile content discovery platform that helps its users discover articles, news, videos, social posts, and other media tailored to their specific interests.

BoardEx is a business intelligence service used as a new business development tool and as a source for academic research concerning corporate governance and boardroom processes.

Eng-Tips Forums is an English-language knowledge market website that allows users to post engineering-related questions to be answered and answer questions asked by other users.

Enterprise bookmarking is a method for Enterprise 2.

Essembly is a non-partisan political social networking website that allows its users to connect with one another based on political opinions, participate in unmoderated discussion, and organize for political action.

feedalizr was a cross-platform, desktop social media aggregator built using Adobe Integrated Runtime that consolidates the updates from social media and social networking websites.

Thingiverse is a website dedicated to the sharing of user-created digital design files.

Hunch was a website designed as a collective intelligence decision-making system ("decision engine") that used decision trees to make decisions based on users' interest.

Let Simon Decide was an online decision-making system based on decision science that uses complex algorithms and a personality test to help people make decisions.

NotchUp, Inc. is a Silicon Valley based start-up that is first to offer an on-demand recruiting service that uses crowdsourcing combined with social media and an advanced web-based technology platform.

NutshellMail is a social network aggregation service that allows users to manage and interact with updates from social networking services through a consolidated email digest.

ScraperWiki is a web-based platform for collaboratively building programs to extract and analyze public (online) data, in a wiki-like fashion.

The Wisdom of Crowds: Why the Many Are Smarter Than the Few and How Collective Wisdom Shapes Business, Economies, Societies and Nations, published in 2004, is a book written by James Surowiecki about the aggregation of information in groups, resulting in decisions that, he argues, are often better than could have been made by any single member of the group.

Path is a social networking-enabled photo sharing and messaging service for mobile devices that was launched in November 2010.

An Internet forum, or message board, is an online discussion site where people can hold conversations in the form of posted messages.

A wiki (/ˈwɪki/ WIK-ee) is a website that provides collaborative modification of its content and structure directly from the web browser.

Sportlobster is a social networking website that launched in 2013 that is available online and on the two major mobile operating systems, iOS and Android.

MyMiniFactory is a website dedicated to the free sharing of 3D printable files.

1000Memories was a website that let people organize, share and discover old photos and memories and to set up family trees.

Peach is a mobile application-based social network created by Dom Hoffman.

Privy.net is a private social network and travel resource that targets a select group of transpacific executives and influential figures in the US and Asia, founded by businessman and entrepreneur Stephen Liu who also established the Asian Professional Exchange.

CrowdOptic is a privately held company founded in 2011 by Jon Fisher, Jeff Broderick, Doug Van Blaricom and Alex Malinovsky.

Diaspora (currently styled diaspora* and formerly styled DIASPORA*) is a free personal web server that implements a distributed social networking service.

Menéame is a Spanish social news website based on community participation, made for users to discover and share content on the Internet, by submitting links, which are voted and commented upon.

The Audience Engine is an open-source, customizable suite of fundraising tools for public radio being developed by the Congera Corporation, a subsidiary of WFMU Radio.

The open-source model is a more decentralized model of production, in contrast with more centralized models of development such as those typically used in commercial software companies.

Fotopedia was a photo encyclopedia that, as of August 2011, had generated more than 51,000 pages and linked to over 755,000 photos.

Amazon Mechanical Turk (MTurk) is a crowdsourcing Internet marketplace enabling individuals and businesses (known as Requesters) to coordinate the use of human intelligence to perform tasks that computers are currently unable to do.

Conversocial is a provider of social customer service software headquartered in New York City and London.

On the Ground News Reports, "OGNR" or "OG.

Kune is a free/open source distributed social network focused on collaboration rather than just on communication.

Eardex.com (short for Earth Index) is a free website to find, share and compare information on cost of living worldwide.

This is a list of online databases accessible via the Internet.

Lithium Technologies provides social customer experience management software for the enterprise.

Areapal is an instant networking & social news website based in Chennai, India.

ArticlesBase is an article syndication website based in Ramat Gan, Israel.

PRESANS is an open innovation company organizing global online calls for expertise.

Dgroups is a partnership of international development organisations working together towards a common vision: A world where every person is able to contribute to dialogue and decision-making for international development and social justice.

Ed Huai-Hsin Chi (Chinese: 紀懐新; Wade–Giles: Chi⁴ Huai²-hsin¹) (born ca. 1973) is a Taiwanese American computer scientist and research scientist at Google, known for his early work in applying the theory of information scent to predict usability of Web sites.

ShiftSpace is an open source metaweb or web annotation application and framework that allows altering web pages with different tools.