Sefaria is an online

open source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use the source code, design documents, or content of the product. The open-source model is a decentralized so ...

, free content,

digital library A digital library, also called an online library, an internet library, a digital repository, or a digital collection is an online database of digital objects that can include text, still images, audio, video, digital documents, or other digital ...

of Jewish texts. It was founded in 2011 by former Google project manager Brett Lockspeiser and journalist-author Joshua Foer. Calling itself "a living library of Jewish texts", Sefaria relies on volunteers to add texts and translations. The site provides cross-references and interconnections between different texts. Hebrew, Aramaic, and Judeo-Arabic texts are provided under a

free license A free license or open license is a license which allows others to reuse another creator’s work as they wish. Without a special license, these uses are normally prohibited by copyright, patent or commercial license. Most free licenses are wo ...

in the original and in translation. The website also provides a tool for creating source sheets. Sefaria is a non-profit organization. The technology is maintained by a team of 18 engineers. According to its chief data officer Lev Israel in 2019, the service received 250,000 unique visitors monthly.

Etymology

The name ''Sefaria'' derives from the words ''sefer'', or "book", and ''sifria'' ("library") in Hebrew.

History

Sefaria was originally founded in 2011 by journalist Joshua Foer and Brett Lockspeiser, a former product manager at

Google Google LLC () is an American Multinational corporation, multinational technology company focusing on Search Engine, search engine technology, online advertising, cloud computing, software, computer software, quantum computing, e-commerce, ar ...

. The site's first beta was released in 2012. The company was formally incorporated in 2013, with funding from the Natan Fund, Jonathan and Tamar Koschitzky, and the Jim Joseph Foundation. By 2015, twelve apps used Sefaria's API and database. Also in 2015, Sefaria reached a deal to use Urim Publications' translations of the

Tanakh The Hebrew Bible or Tanakh (;"Tanach"
'' smartphone A smartphone is a portable computer device that combines mobile telephone and computing functions into one unit. They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating systems, whi ...

s running iOS and Android, and a complete English translation of

Rashi Shlomo Yitzchaki ( he, רבי שלמה יצחקי; la, Salomon Isaacides; french: Salomon de Troyes, 22 February 1040 – 13 July 1105), today generally known by the acronym Rashi (see below), was a medieval French rabbi and author of a compre ...

's commentary on the

Torah The Torah (; hbo, ''Tōrā'', "Instruction", "Teaching" or "Law") is the compilation of the first five books of the Hebrew Bible, namely the books of Genesis, Exodus, Leviticus, Numbers and Deuteronomy. In that sense, Torah means the ...

. By this point, over a dozen people were part of the website's staff. Sefaria reached a major milestone in 2017, with the release of the William Davidson Talmud. In 2020, the site announced a

pilot program A pilot study, pilot project, pilot test, or pilot experiment is a small-scale preliminary study conducted to evaluate feasibility, duration, cost, adverse events, and improve upon the study design prior to performance of a full-scale research pr ...

to introduce its model to some secular works such as American

constitutional studies Constitutional theory is an area of constitutional law that focuses on the underpinnings of constitutional government. It overlaps with legal theory, constitutionalism, philosophy of law and democratic theory. It is not limited by country or ju ...

. In 2021, Sefaria announced a major addition of a complete translation of Ibn Ezra's Torah commentaries provided by H. Norman Strickman and Arthur M. Silver, one of the only resources to have a complete translation of these works in English. In 2019, Lockspeiser was listed among

Forward Magazine ''Forward Magazine'' was a Syrian English-language newsmagazine published monthly in Damascus existed from January 2007 to November 2011. It was the first private English-language periodical to be licensed in Syria since all private media was na ...

's 50 under 50 for this advancement in Torah technology.

Content

Sefaria has a vast library of Jewish text, including

Tanakh The Hebrew Bible or Tanakh (;"Tanach"
'' Talmud The Talmud (; he, , Talmūḏ) is the central text of Rabbinic Judaism and the primary source of Jewish religious law ('' halakha'') and Jewish theology. Until the advent of modernity, in nearly all Jewish communities, the Talmud was the ce ...

, and Jewish prayers alongside sources in philosophy, mysticism, Jewish law, and newer works. Sefaria's content comes from a variety of sources. Books in the public domain are scanned and processed by OCR software, which a team corrects and formats. Other online sources such a
On Your Way
are also used. Some publishers have also provided works directly to Sefaria. Sefaria also produces

visualization Visualization or visualisation may refer to: * Visualization (graphics), the physical or imagining creation of images, diagrams, or animations to communicate a message * Data visualization, the graphic representation of data * Information visuali ...

s of the texts in its corpus, such as illustrating connections between the Tanakh and Talmud.Sefaria: Visualizations
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Translations

Some works, such as Tanakh and the Talmud, feature English translations. These are either

crowdsourced Crowdsourcing involves a large group of dispersed participants contributing or producing goods or services—including ideas, votes, micro-tasks, and finances—for payment or as volunteers. Contemporary crowdsourcing often involves digit ...

, provided by publishers, or in the

public domain The public domain (PD) consists of all the creative work to which no exclusive intellectual property rights apply. Those rights may have expired, been forfeited, expressly waived, or may be inapplicable. Because those rights have expired ...

Features

Links

Many works are linked with their respective commentaries. For example, clicking on a verse in Tanakh will open a window on the side, allowing the user to open a commentary on that verse.

Source Sheets

Sefaria's Source Sheet Builder allows users to create a page with source text from Sefaria. Source Sheets can be made public, and available for other users, or can be downloaded as a PDF and printed.

References

External links

*
Sefaria-Export
- Texts exported from Sefaria's database. {{authority control Internet properties established in 2011 American digital libraries Jewish libraries Judaism websites Judaism software IOS software Free and open-source Android software