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Otzar HaHochma is the world's largest digital library,

containing more than 71,000 Judaic books, scanned page after page in their original format.

The compilation and scanning of the Jewish books began in Jerusalem eight years ago by Ohr HaHochma Ltd publishing house. The efforts of a first-rate team of Jewish studies scholars and premier IT-Professionals turned Otzar HaHochma into a world-renowned brand. Otzar HaHochma continuously expands its collection of ebooks and improves the unique software. G-d willing 5 ,000 new titles are added annually.

Otzar HaHochma is the most comprehensive Judaica site of Jewish and Israeli books. The books encompass all realms of Judaism from ancient times to the modern period. The highlight of Otzar HaHochma's software is its sophisticated search engine, based on Optical Character Recognition (OCR) with a very high precision rate, which allows maximum accessibility to the content of the Israeli books simply by typing a word or sequence of words.

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י"ד בשבט, תשע"ה 03/02/15

בסיעתא דשמיא

Version 13 has been released!
We are thrilled to announce the release of version 13, Winter 5775. Our customers are invited to send their disk to the office, as per the procedure listed in the letter they received. In this version, we polished the user interface and added another 5,000 books. We also included 1,500 weekly journals of 'מוסף שבת קודש' by Yated Ne’eman.
Click here for the list of new books.
Click here for the letter we sent to our customers.

י"ד בשבט, תשע"ה 03/02/15

בסיעתא דשמיא

Dear Customers! We are happy to announce that from now on you can download program corrections for version 13 from the Otzar Hahochma site to your hard disk. From time to time when we have improvements to the software or corrections to bugs that have been discovered you can receive them directly from our site by clicking on the "Program updates" button.

כ"א שבט, תשע"ד 22/01/14

בסיעתא דשמיא

NEW! You can now purchase the Otzar Hahochma on hard disk via our online store. Payment is by credit card with up to 24 payments. To purchase please click here