On 2016-08-30 18:37, Daniel Colascione wrote: > I'm annoyed that there are no common means for detection. I wonder whether Emacs can be a forcing function here. If I had it my way, > I'd just tell terminal emulator authors that Emacs will support their > 24-bit-color modes as soon as there's a way to detect them and not before. Do you know how Microsoft does it? They just announced support for it (https://blogs.msdn.microsoft.com/commandline/2016/09/22/24-bit-color-in-the-windows-console/) Clément.