glxinfo

OpenGL and GLX capability display tool

TLDR

Show OpenGL information

$ glxinfo

Show brief summary

$ glxinfo -B

Show only vendor and version

$ glxinfo | grep "OpenGL"

List supported extensions

$ glxinfo | grep "GL_"

Display on specific screen

$ DISPLAY=:0 glxinfo

Show in-depth limits

$ glxinfo -l

glxinfo displays information about the GLX implementation and OpenGL capabilities of the graphics system. It is useful for diagnosing graphics driver issues and checking hardware capabilities.The tool queries the X server and graphics driver, reporting OpenGL version, renderer, vendor, and supported extensions.

PARAMETERS

-B

Brief output (summary only).

-l

Display extended limits.

-v

Verbose output for the visual list.

-t

Produce a wider, more readable tabular format for the visual list.

-s

Print a single extension per line.

-i

Force indirect rendering.

-b

Find the "best" visual and print its number.

-display dpy

Specify X display.

-h

Display help.

INSTALL

sudo apt install mesa-utils

sudo pacman -S mesa-utils

sudo apk add mesa-utils

CAVEATS

Requires X server connection. Results depend on driver and configuration. Indirect rendering may show different capabilities. Wayland needs XWayland.

HISTORY

glxinfo is part of the mesa-utils package, associated with the Mesa 3D Graphics Library. Mesa was started by Brian Paul in 1993, and glxinfo has been a standard diagnostic tool for OpenGL on X11 systems since the early days of GLX.

RESOURCES

Source code · Manual page