Terminal.app is a solid piece of software, but it hasn't been updated in an age. It only supports 256 colors, where most terminals support truecolor. It's also

Terminal.app is a solid piece of software, but it hasn't been updated in an age. It only supports 256 colors, where most terminals support truecolor. It's also a lot slower than other terminal software, as it doesn't do gpu rendering. And there are a number of extensions which are common in modern terminals, but are not supported in Terminal.app. Granted, not everyone will notice or miss such features in their terminal.