Djblets is a library of helper code for django web applications extracted from the development of review board. it offers additional functionality to django projects including:

* authentication improvements, making it easy to register and login in one
step, seamlessly, handle password recovery, etc.
* flexible datagrids for displaying data in a paginated list with
user-specific column customization, ordering and sorting.
* decorators to simplify creation of simple and block template tags.
* processors to allow more relocatable applications.
* dynamic site configuration, allowing an application's configuration to
reside in a database.