The Internet Movie Database (IMDB) is an online database of information related to films, television programs, actors, production crew personnel, video games and fictional characters featured in visual entertainment media. It is one of the most popular online entertainment destinations, with over 100 million unique users each month and a solid and rapidly growing mobile presence. IMDb was launched on October 17, 1990, and in 1998 was acquired by Amazon.com. As of August 14, 2012, IMDb had 2,280,354 films and 4,780,533 personalities in its database.
Free and open source software (F/OSS, FOSS) or free/libre/open source software (FLOSS) is software that is both free software and open source. It is liberally licensed to grant users the right to use, copy, study, change, and improve its design through the availability of its source code.