Wikipedia does biblical studies!
From the homepage:
Some Wikipedians have formed Wikiproject Bible to better organize information in articles related to The Bible. This page and its subpages contain their suggestions; it is hoped that this project will help to focus the efforts of other Wikipedians.
As a group, we do not prefer any particular tradition or interpretation of the Bible, but endeavor that all Biblical teachings, historical accounts, and prophecy are fairly and accurately represented. If you'd like to join and become a part of this project, sign the Membership Page.The site has tons of information, but like any online source (Wikipedia or otherwise), let the reader beware of whether the information is accurate.
One of the resources in this site is Eerdman's Dictionary of the Bible: