^^            |
  daybreak     ^^        \ _ /
                      -= /   \ =-
~^~ ^ ^~^~ ~^~ ~ ~^~~^~^-=~=~=-~^~^~^~

Daybreak is a simple key value store for ruby. It has user defined persistence, and all data is stored in a table in memory so ruby niceties are available. Daybreak is faster than any other ruby options like pstore and dbm.

$ gem install daybreak

You find a detailed documentation at propublica.github.com/daybreak.