Setxkbmap is an X11 client to change the keymaps in the X server for a specified keyboard to use the layout determined by the options listed on the command line.

Direct Rendering Infrastructure 3 Extension provides mechanisms to translate between direct rendered buffers and X pixmaps. When combined with the Present extension, a complete direct rendering solution for OpenGL is provided.

Xorg sun-misc fonts.

Xmessage displays a message or query in a window. The user can click on a button to dismiss it or can select one of several buttons to answer a question. Xmessage can also exit after a specified time.

Xorg library for the XDamage extension.

Xorg font package creation/installation utilities.

XCB-Proto provides the XML-XCB protocol descriptions that libxcb uses to generate the majority of its code and API. XCB-Proto is separated from libxcb to allow reuse by other projects, such as additional language bindings, protocol dissectors, or documentation generators.

XCB-Proto also contains language-independent Python libraries that are used to parse an XML description and create objects used by Python code generators in individual language bindings.

XKill is used to force the X server to close connections to clients. This program is very dangerous, but is useful for aborting programs that have displayed undesired windows on a user's screen.

Client library for the Composite extension to the X11 protocol.

Font Service client library is used by clients of X Font Servers (xfs), such as xfsinfo, fslsfonts, and the X servers themselves.

DMX (Distributed Multihead X) Extension defines a protocol for clients to access a front-end proxy X server that controls multiple back-end X servers making up a large display.

xcur2png is a program decomposes an X cursor into a set of PNG images and a configuration file reusable by xcursorgen.

Xmu library contains miscellaneous utilities and is not part of the Xlib standard. It is intended to support clients in the Xorg distribution; vendors may choose not to distribute this library if they wish. Therefore, applications developers who depend on this library should be prepared to treat it as part of their software base when porting.

The xclock program displays the time in analog or digital form.

XHost is used to manage the list of host names or user names allowed to make connections to the X server.

XWinInfo is used to print out information about windows on an X server. Various information is displayed depending on which options are selected.

This library provides an interface to shared-memory fences for synchronization between the X server and direct-rendering clients.

Fonts Extension contains header files and documentation for the fonts protocol.

Rendering Extension defines a protocol for a digital image composition as the foundation of a new rendering model within the X Window System.

XFree86 Direct Rendering Infrastructure Extension defines a protocol to allow user applications to access the video hardware without requiring data to be passed through the X server.

OpenGL Extension defines a protocol for the client to send 3D rendering commands to the X server.

Xorg schumacher-misc fonts.

The xinit program is used to start the X Window System server and a first client program on systems that are not using a display manager such as xdm. This package also provides the startx command, which provides a user-friendly mechanism to start the X server.

Uim is a multilingual input method library and environment. It provides a simple, easily extensible and high code-quality input method development platform, and useful input method environment for users of desktop and embedded platforms.