Add support for X11

Packages describing “X” as local USE flag

Package “X” Flag Description
net-irc/quassel Build the Qt5 GUI client for quassel. If this USE flag is disabled, the GUI is not built, and cannot be used. You might want to disable this on the server, but you need it enabled on the client.
app-editors/vim Link console vim against X11 libraries to enable title and clipboard features in xterm
net-print/hplip Enables scanner GUI dependencies with USE="scanner" where media-gfx/xsane is preferred over media-gfx/sane-frontends
app-admin/pass Use x11-misc/xclip to copy passwords to the clipboard.
media-gfx/graphviz Builds dotty, lneato, unflatten, vimdot, builds plugin -Txlib, and enables support for x11 in various other modules (needs cairo)
dev-libs/m17n-lib Build the Graphical User Interface API and utilities
gui-wm/sway Enable support for X11 applications (XWayland)
app-misc/screenfetch Use the media-gfx/scrot package to take screenshots
dev-lisp/cmucl Build CLX, CLM, or Hemlock
media-libs/gst-plugins-base Enable ximagesink and xvimagesink plugins; build GLX platform support if USE=opengl is enabled; build x11 windowing system support if USE=egl is enabled
app-editors/featherpad Link application against X11 libraries which adds support for virtual desktop awareness and tab DND
media-video/vlc Enable support for e.g. fullscreen mode via X and the X C-language binding. It does not build a graphical interface
app-misc/neofetch Enable support for detecting DEs, WMs, screen resolutions, and showing images from an X terminal
media-libs/imlib2 Use the X window system
media-video/pipewire Enable audible bell for X11
app-admin/gkrellm Build both the X11 gui (gkrellm) and the server (gkrellmd). Disabling this flag builds the server only
sys-apps/hwloc use the X Window System
kde-misc/kdeconnect Enable remote input mousepad plugin using x11-libs/libfakekey
gui-libs/wlroots Enable support for X11 applications (XWayland)
gui-wm/hikari Enable support for X11 applications (XWayland)
dev-qt/qtgui Build the XCB platform plugin and enable X11 integration
x11-libs/pango Build and install the legacy pangoxft library
kde-apps/kio-extras Enable support for XCursor thumbnails via x11-libs/libX11
app-misc/broot X11 clipboard interaction
net-im/qtox Enable auto-away support
media-gfx/fbida Install the Motif based image viewer "ida"
media-sound/pulseaudio Build the X11 publish module to export PulseAudio information through X11 protocol for clients to make use. Don't enable this flag if you want to use a system wide instance. If unsure, enable this flag.
media-sound/pulseaudio-daemon Build the X11 publish module to export PulseAudio information through X11 protocol for clients to make use. Don't enable this flag if you want to use a system wide instance. If unsure, enable this flag.
x11-apps/igt-gpu-tools Enable intel-gpu-overlay xlib/cairo backend
media-radio/ax25-tools Enable some X based configuration tools.
sys-apps/duc Use X11 for the GUI instead of OpenGL. This is the recommended option
sys-apps/firejail Enable X11 sandboxing

All packages providing a “X” USE flag (509)