This page is the official translation of Drupal core into Hebrew. If you want to get involved in this project, please visit the Drupal Israel website.
Drupal 5 only: Hebrew PO files for contrib modules are available at the PO subdirectories of the corresponding modules. Use the autolocale module to import them automatically when installing each module.
Drupal 6 Installation Instructions
Before enabling hebrew language, download he module tarball into Drupal root directory
open the tar - this will put the he.po files inside the appropriate directories
Now go to the site's admin/settings/language and add hebrew language - this will import all po file into the system
For up to date translations, download from http://localize.drupal.org, or from Github drupal-he package.
Note that translation files are not trivially packaged - if you want to install the translation, use the github package above. If you want to help with the translation, fork it at http://github.com/yhager/drupal-he
Initial translation sponsored by Amnon Levav