glxinfo | grep OpenGL
returns:
OpenGL vendor string: AMD OpenGL renderer string: Radeon RX 7900 XTX (gfx1100, LLVM 15.0.3, DRM 3.48, 5.19.0-43-generic) OpenGL core profile version string: 4.6 (Core Profile) Mesa 22.3.0-devel OpenGL core profile shading language version string: 4.60 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile OpenGL core profile extensions: OpenGL version string: 4.6 (Compatibility Profile) Mesa 22.3.0-devel OpenGL shading language version string: 4.60 OpenGL context flags: (none) OpenGL profile mask: compatibility profile OpenGL extensions: OpenGL ES profile version string: OpenGL ES 3.2 Mesa 22.3.0-devel OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20 OpenGL ES profile extensions:
NOTE: glxinfo shows information about the OpenGL and GLX implementations running on a given X display.