E-SWORD
A free desktop Bible software that rivals even the most expensive commercial programs. Easy to use and easy to add additional modules as you need them.
http://www.e-sword.net
BLUE LETTER BIBLE
An online bible study website. Blue Letter Bible provides commentaries, dictionaries, lexicons, and all you need to do in depth studying of God’s Word.
http://www.blueletterbible.org
ALWAYS BE READY
A ministry of Charlie Campbell, Always Be Ready provides many excellent articles to defend the Christian faith.
http://www.alwaysbeready.com