The XMMS Picture Viewer Input Plugin adds picture support to XMMS for various image formats. The picture is displayed for a (configurable) time. In conjunction with XMMS playlists, this makes it possible to create slideshows very easily, e.g. opening a directory that contains picture files directly starts the slideshow.
The XNap Commons provide Java classes for easy handling of common GUI tasks like sortable tables, auto completion, shortcuts, a typed settings framwork, and Swing components like common dialogs, a wizard, a closeable tabbed pane, a directory chooser, and what's-this-style context help.
The XOrg/XFree86 Synaptics TouchPad Driver is a driver for Synaptics touchpads, which are found on many notebook computers. It features tap gesture decoding (including tap-and-drag operations and multi finger tapping), emulation of a middle mouse button, emulation of vertical and horizontal scroll wheels, palm detection, and run-time configuration.
XPertMailer is a PHP class that you can use to send encoded MIME type e-mail messages (text, HTML, HTML embedded images, attachments) towards a client or relay SMTP server with optional authorisation and TLS/SSL support. Cc and Bcc functionality is included. The class functions are optimised to execute in a very small time and to be easy to use. The data sending is done according to RFCs 821, 822, 2821, 2822, and 2487, and the message type conforms with RFCs 2045, 2046, 2047, 2048, and 2049.