This site sells CDs and mp3s for learning how to chant the Torah, the Haftorah, and the Five Megillot in a variety of tunes including Ashkenazi, Sephardi, Yerushalmi, and Moroccan. Samples of the various tropes for the different nusachs are available.
Esh specializes in developing solutions for learning Torah and Halacha on handheld computers.This site supplies you with Jewish software for handheld devices. You can purchase modules online for Tanach, prayers, halacha, gemara, and mishna.
Ivrix Project: Hebrew Spell Checker
You can download this free Hebrew spell checker and use it in programs such as Open Office or add it as an extension on browsers such as Firefox.
Kosher Internet Filters
Access to a variety of options for those seeking to filter their access to the Internet.
TES: Torah Education Software
Describing itself as “the world's largest developer and distributor of Judaic, Hebrew and Bible educational software,” the company has more than 120 titles.
The home page of these producers of Hebrew and Judaic educational software also features a number of programs you can download for free. Of particular note are the Java applets that teach you how to type on a Hebrew keyboard and provide other educational content.