Transalvador: Official public transportation site for Salvador. In Portuguese.
BahiaTursa: Fantastic tourist site about Bahia. Up to date and broad. In English too!
Cultural Agenda: The best monthly guide to what is going on in Salvador and neighboring towns. A printed booklet version can be found at Information Booths, some clubs and stores. Worth finding!
Veja Salvador: An online version of Veja Magazine's city overview. Excellent site to find the "best of" the city and where to go for food, bars, views, acaraje, nightlife, sunsets and more. You can sort by neighborhood and interest. Very useful.