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Dear users, The system is undergoing upgrades at this time, some users may experience technical difficulties, therefore we are giving free access to the beta site: beta.otzar.org. . This service will be free of charge until a further notice. Please note the printing option as well as the add on packages are available for purchase only on the old website.

Order and Payment of the Hard disk version (Version 19.0) - Credit card payment

You can choose one of the two main versions of Otzar Hahochma and add on to them the extra packages should you so wish.

VIP Special!!!

With the purchase of a Bnei Torah/General version of Otzar HaHochma

1. Get your Vs.20.0 Update – at no extra charge.
2. Get the Chabad Seforim Bundle – at no extra charge.
3. Get an instant 45$ Discount with the purchase of one additional seforim bundle.
4. Get Priority Client Service

Now’s the best time to get your Otzar HaHochma Hard Drive!

Main Otzar HaHochma editions
General Otzar HaHochma 101,500 books $ 2,400
Bnei Torah edition 95,400 books $ 2,130
Meforshei HaOtzar available along with Otzar Hachochma purchasing only. $ 610
Meforshei HaOtzar Addition for existing customers click here
Additional packages: (Supplementary to main editions)
Mosad Harav Kook 1,140 books (839 in Bnei Torah Edition) $ 434
Machon Yerushalayim 515 books $ 330
Ahavat Shalom Publishers 613 books $ 260
Machon Chochmat Shlomo 139 books $ 117
Machon Ofek
About Machon Ofek
68 books $ 197
Talmudic Encyclopedia Add-on from Yad HaRav Herzog 52 books $ 125
Kehot Publication Society (Chabad library) 7,520 books $ 107
Zichron Aharon 150 books $ 187

Current chosen product:

General Otzar HaHochma
Additional packages: Chabad library (free)

Current price: $2,400

Please fill in the form in order to purchase via credit card.

Write in full postal details for delivery

Please note - For technical reasons payment plan options are available for holders of Israeli credit card purchases.
Non-Israeli credit cards can be charged in only one full payment.

System requirements:

Operating system – supports Windows 8.1 and 10. Does not support Windows XP, 7 and 8.

Minimum requirements – We recommend INTEL or AMD Processor 3 GHz and higher.


Minimum requirements – 4 GB memory.

We recommend 8 GB memory.

Disk space:-

10 giga free on the computer's internal disk.

For your attention - if your computer meets the minimum requirements you should know that the Otzar HaChochma will work slowly, especially if you have other programs open at the same time.