Core X11 protocol client library for X.Org, the foundational display server for Unix/Linux GUIs.

Shared library providing common X11 protocol extensions (Shape, Sync, XTest, etc.).

X11 shared library implementing the X Authorization Protocol (XAu) for display access control.

Shared library implementing the X Display Manager Control Protocol for X11 display management.

Shared library for X Input Extension (XInput) support in X11 applications.

Shared library providing client API for X11 XTEST and RECORD extensions (input simulation and event recording).

C shared library for X11 display resizing, rotation, and reflection control.

X11 Inter-Client Exchange (ICE) protocol shared library for X.Org client-server communication.

X11 Session Management shared library for coordinating application state across X sessions.

C shared library for parsing and compiling XKB keyboard descriptions, used by Xorg and Wayland applications.

X11 shared library for cursor management and rendering in X Window System applications.

Command-line utility to configure and test X11 input devices (mice, keyboards, touchpads).

X.Org X Toolkit Intrinsics shared library for building X11 widget-based applications.

X11 shared library providing the Xinerama extension API for multi-monitor support.

X11 Damage Extension shared library for detecting and reporting drawable changes.

C shared library providing XFree86-VidMode X extension bindings for video mode switching.

X11 Screen Saver extension client library for querying and controlling screen saver state.

X.Org shared library providing network transport abstractions for X11 clients and servers.

C library providing utility functions and extensions for XCB (X11 protocol communication).