Clipper
The all-in-one pass that allows you to pay for your fare with access to a number of transit partners such as BART, AC Transit, Muni, etc. on one reloadable card. Senior/Youth/Disabled discounts available.
http://www.clippercard.com

 

East Bay Paratransit
Provides public van transportation with wheel chair lift for people unable to use regular buses or trains such as AC Transit or BART because of a disability or disabling health condition.
http://www.eastbayparatransit.org

 

Transit 511
Specific trip planning via auto or public transportation in the Bay Area to include timing, directions, fares and maps.
http://www.transit.511.org