XRDS-Simple is a profile of XRDS, a service discovery protocol which used in the OpenID authentication specification as well as OAuth. This plugin provides a generic framework to allow other plugins to contribute their own service endpoints to be included in the XRDS service document for the domain.

This package is a dummy transitional package. It can be safely removed.

This project is a terminal based YouTube client with an interactive text interface and in-built help. It can be used to search YouTube, create local playlists to queue your favourite content, play audio or video (launched in external player) and can download YouTube content in various formats (mp4, flv, webm, ogg, m4a, m4v and 3gp).

ATK is a toolkit providing accessibility interfaces for applications or other toolkits. By implementing these interfaces, those other toolkits or applications can be used with tools such as screen readers, magnifiers, and other alternative input devices.

apcupsd provides UPS power management for APC products, including most BackUPS series models (including USB), SmartUPS V/S, SmartUPS (NET/RM), and Matrix series.

bsd-mailx is the traditional simple command-line-mode mail user agent. Even if you don't use it, it may be required by other programs.