There is no “alt-left.” There is just the same old left wing we’ve had for over a century. There is no need for an alternative left because Marxists/cultural Marxists, Democrats, “liberals,” progressives, feminists, etc., don’t target those on their own side with friendly fire.
(Unlike the right wing, where RINOs, NeoCons and others supposedly on our side habitually backstab those who won’t compromise away our principles, and where leftist moles masquerade as right-wingers.)
Here’s a refresher:
And then, here’s a representation of the non-revisionist model: