Alfred.js is a fast in-process key-value store for node.js. Note that Alfred.js is still very young, so you shouldn't use it on live systems just yet. What does it do?Alfred supports: ODM (Object Document Model)multiple key-value maps in one databaseatomic operations on one recordfinder streamsactivity streamsappend-only filescompactationbuffered and unbuffered writesin-memory indexessortingreplic