GLiv is described as 'OpenGL image viewer. Image loading is done via Gdk-pixbuf bundled with GTK+-2.6, rendering with OpenGL, and the graphical user interface uses GTK+ with GtkGLExt' and is a Image Viewer in the photos & graphics category. There are more than 25 alternatives to GLiv for a variety of platforms, including Windows, Linux, Mac, Flathub and Xfce apps. The best GLiv alternative is IrfanView. It's not free, so if you're looking for a free alternative, you could try IrfanView or XnView MP. Other great apps like GLiv are XnView Classic, qView, Gwenview and qimgv.