Date and Time Utilities
Human-centric date and date range parser library for Java
Common Date Calculator Code
A simple date formatting/parsing library that (by default) normalizes all formatted dates to UTC, and assumes all date strings are indicated in UTC. Its intended use is to offer a simple API useful for representing/consuming dates within lexicographically-sensitive database systems (e.g. couchdb, AWS SimpleDB, etc).
A utility library for the new Date and Time API.
The small, simple, sensible Date API for Java
A Java library for human readable date and time formatters
A set of date-time libraries based on generic programming concepts.
A small library for producing human-readable string representations of time durations.