For a positive guide to recovery from cult abuse, see Exit & Support Network's Recovery Page, particularly aimed at people dealing with recovery from the Worldwide Church of God and its offshoots, though people recovering from other groups will probably find many general principles helpful for their own healing.
Joyce Meyer: Life in the Word. This website has a lot of good information on emotional healing and inner growth, including developing emotional and spiritual maturity. There are many good articles on a number of issues, particularly in the "Help for the Hurting" section.
For many helpful articles on Biblical topics, see Keith Hunt's Biblical Studies: Restoration of All Things. He is also working on an interesting series, a New Testament Bible Story.
Useful articles and books on topics such as the Sabbath and Christian Living, see Dr. Samuele Bacchiochi's Biblical Perspectives.