Liblancelot is a base framework for everything in the world of lancelot. it is built on top of plasma. it provides a set of custom widgets, layouts and has a few more advanced concepts for allowing for quicker development of plasma-based applications.

lancelot is an application launcher menu (or ali) for kde 4 designed to provide a place from which all your jobs begin. it provides quick access to applications, places, documents, contacts and system information.

this package is part of the kde 4 plasma addons module.