Internet Archive

Internet Archive is a San Francisco-based American non-profit digital library founded in 1996 by Brewster Kahle. It operates archive.org, a website that provides free access to collections of digitized websites, texts, audio, moving images, and software, with a stated mission of "universal access to all knowledge"^[2].

Its best-known service is the Wayback Machine, a web archive containing more than one trillion web captures^[2]. The organization also runs large-scale book digitization programs, the Open Library catalog, the Archive-It contract crawling service, and scholarly resources such as Internet Archive Scholar and the General Index. The archive is used frequently by journalists and Wikipedia editors^[2].

What It Does

The Internet Archive preserves and provides free public access to digital materials, including archived copies of the public web, digitized books, audio recordings, video, television news, and software^[2]. The bulk of its data is collected automatically by web crawlers that work to preserve as much of the public web as possible, while the public can also upload and download digital material to its data cluster^[2]. Its homepage describes the service as a digital library of free and borrowable texts, movies, music, and the Wayback Machine^[1].

Data And Methodology

Web archiving is performed by the organization's own crawlers, which began capturing the World Wide Web at scale in October 1996^[2]. Physical materials, most of them acquired through donations such as entire library collections, are digitized in the Archive's scanning centers and retained in digital storage under controlled digital lending practices^[2].

Data is held across multiple data centers, mainly in California, with copies of parts of the collection kept at more distant locations including the Bibliotheca Alexandrina in Egypt, a facility in Amsterdam, and a Vancouver site that stored more than 145 petabytes as of 2024. Since 2020, some Archive content has also been stored on the Filecoin decentralized network^[2].

Products

The Wayback Machine, publicly launched in 2001, is the Archive's flagship web archiving service; the organization marked its first trillion archived web pages in October 2025^[2]. Archive-It offers contract web crawling for institutions, Open Library is a wiki-editable library catalog and lending site, and Internet Archive Scholar and the General Index serve scholarly search and metadata use cases^[2].

The collection also hosts media and map resources such as NASA Images, USGS Maps, the Prelinger Archives, and a TV News Search and Borrow service for television broadcasts^[2].

For researchers, archived web captures function as a historical record of web content that has since changed or disappeared, allowing past versions of pages to be retrieved and compared over time.

History

Brewster Kahle founded the Internet Archive in May 1996, collecting early web snapshots alongside the for-profit crawling company Alexa Internet, which he started with Bruce Gilliat at around the same time. The oldest page in the collection is a December 1996 edition of USA Today. Archived content became broadly accessible to the public in 2001 through the Wayback Machine^[2].

In late 1999 the Archive expanded beyond the web into other media, beginning with the Prelinger Archives. It later added BitTorrent downloads (2012), announced a backup copy of the archive in Canada (2016), and in September 2024 partnered with Google to surface Wayback Machine links in Google Search. On July 24, 2025, it was designated a Federal Depository Library by the U.S. Senate^[2].

Legal And Compliance

The Internet Archive is a 501(c)(3) nonprofit organization^[2]. In Hachette v. Internet Archive, a group of major publishers challenged its controlled digital lending; the court ruled for the publishers in March 2023, and a 2023 judgment barred the Archive from digitally lending books for which electronic copies are on sale^[2]. A separate lawsuit by Universal Music Group, Sony Music, and Concord over the Great 78 Project, which sought 621 million dollars in damages, was settled in September 2025^[2].

In October 2024 the organization suffered DDoS attacks and a data breach in which roughly 31 million user account records were exposed, with services restored in read-only mode before full recovery later that month^[2].

Role In Research And Alternative Data

As an open repository, the Internet Archive underpins verification and historical research workflows: journalists and Wikipedia editors rely on it to cite and preserve sources, and archived snapshots allow analysts to reconstruct historical web content such as discontinued pages or changed claims^[2]. Its scholarly tools, Internet Archive Scholar and the General Index, extend this role into academic literature search and metadata^[2]. It sits alongside other open data resources such as SEC EDGAR and NASA Earthdata that are commonly used as free inputs in research pipelines.

More datasets from Internet Archive

Internet Archive lists 1 datasets on this encyclopedia. The most representative listings:

More about Free & Open Data

Free & Open Data is one of the signal families covered by The Alternative Data Encyclopedia, with 36 providers and 322 datasets listed in the register. For how the signal is generated, its caveats and the compliance considerations, and the full provider list, see the category article.