WhoSampled is a website

Website

A website, also written as Web site, web site, or simply site, is a collection of related web pages containing images, videos or other digital assets. A website is hosted on at least one web server, accessible via a network such as the Internet or a private local area network through an Internet...

 and database

Database

A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality , in a way that supports processes requiring this information...

 of information about sample-based music founded in London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

, United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

.

WhoSampled is an online sample-based music databases of music that compares original songs with covered songs or songs that "borrowed" samples, it serves as a historical line of where songs have come from and where they’re going.

Registered users can submit information about a sample

Sampling (music)

In music, sampling is the act of taking a portion, or sample, of one sound recording and reusing it as an instrument or a different sound recording of a song or piece. Sampling was originally developed by experimental musicians working with musique concrète and electroacoustic music, who physically...

, remix

Remix

A remix is an alternative version of a recorded song, made from an original version. This term is also used for any alterations of media other than song ....

 or cover

Cover version

In popular music, a cover version or cover song, or simply cover, is a new performance or recording of a contemporary or previously recorded, commercially released song or popular song...

 and subject, waiting for moderator's approval that will let the entry to be published on the site.

The visitor of the site gets a comprehensive list of who that artist has sampled and how, and how that artist him/herself has been sampled. The comparison of original song and the song that sampled, covered or remixed it, is done side by side with embedded tracks or videos. All audio and video clips shown on the site are embedded links to content hosted by third party services, such as YouTube

YouTube

YouTube is a video-sharing website, created by three former PayPal employees in February 2005, on which users can upload, view and share videos....

 or DailyMotion

Dailymotion

Dailymotion is a video sharing service website, headquartered in the 18th arrondissement, Paris, France. According to Comscore, Dailymotion is the second largest video site in the world after YouTube....

.

WhoSampled was named one of PC Magazine

PC Magazine

PC Magazine is a computer magazine published by Ziff Davis Publishing Holdings Inc. A print edition was published from 1982 to January 2009...

's Top 100 Web Sites of 2010.

The process and idea of the site of being a tool for research and music discovery, is similar to another project called Music Genome Project

Music Genome Project

The Music Genome Project was first conceived by Will Glaser and Tim Westergren in late 1999. In January 2000, they joined forces with Jon Kraft to found Pandora Media to bring their idea to market...

, both wanting to "explore the DNA of music."