Iwd

iwd (iNet Wireless Daemon) is Article description::an up-and-coming wireless daemon for Linux. It is written by Intel and aims to replace wpa_supplicant.

Emerge
Install package:

Configuration
Iwd deviates from Gentoo's standard way of network configuration. There is no need for symbolic links to, so remove them.

OpenRC
Add the iwd daemon and the DHCP daemon to the default runlevel and start them up:

Connecting to an access point
can be used to control iwd. It supports both a command line interface and an interactive mode. A complete command line would be to see what adapters you might be able to use:

An interactive sequence of commands can be used to connect to a WiFi network access point. First check the status of the WiFi network interface, set it in scanning mode if needed, and then obtain the list of WiFi access points. Finally connect to the access point.