xcb-util-keysyms
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Description:
Standard X constants and conversion to/from keycodes
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: System utilities
Tags: xcb x11 linux keysyms window-system xlib
Install: brew install xcb-util-keysyms
About:
XcbUtilKeysyms is a helper library that provides standard X constants and conversion functions for handling keycodes and keysyms. It simplifies the process of translating between low-level hardware keycodes and higher-level symbolic representations in X11 applications. This library is essential for developers building robust input handling in XCB-based window managers and applications.
Key Features:
  • Provides standard X11 keysym constants
  • Efficient conversion between keycodes and keysyms
  • Lightweight and focused API
  • Part of the xcb-util collection
Use Cases:
  • Developing XCB-based window managers
  • Building custom keyboard input handlers for X11
  • Creating low-level X11 utilities that need key mapping
Alternatives:
  • Xlib – Xlib provides similar functionality but is a heavier, older library compared to the lightweight XCB ecosystem.
  • libXkbcommon – libXkbcommon offers more advanced keyboard layout processing but is a larger dependency for simple keysym needs.
Version History
Detected Version Rev Change Commit
Sep 10, 2025 10:16pm 0 VERSION_BUMP 66124d0d
Nov 20, 2024 12:39am 0 VERSION_BUMP 48ca5b2d