MDB

MDB may refer to:

==Computing== .mdb, a file-extension used in certain versions of Microsoft Access databases MDB, a kernel debugger for the Linux kernel. MDB, the NASDAQ ticker symbol for MongoDB, a database management system. Message Driven Bean, a special type of Enterprise JavaBean Modular Debugger, a debugger available as part of the Solaris Operating System Multidrop bus, a category of computer bus