Tokyo Tyrant is a package of network interface to the DBM called
Tokyo Cabinet. Though the DBM has high performance, you might bother
in case that multiple processes share the same database, or remote
processes access the database. Thus, Tokyo Tyrant is provided for
concurrent and remote connections to Tokyo Cabinet. It is composed of
the server process managing a database and its access library for
client applications.

WWW: http://fallabs.com/tokyotyrant/