Wifislax is a specialized GNU/Linux distribution based on Slackware, designed primarily for wireless security auditing and network forensics. It is renowned among security professionals for its out-of-the-box support for a vast array of wireless and wired network cards, achieved by integrating numerous unofficial network drivers directly into the Linux kernel. Wifislax - Download (Linux) - Softpedia

Quick Test: Check Your Wi-Fi Adapter

iwconfig
airmon-ng start wlan0
airodump-ng wlan0mon

However, for pure wireless injection on old 32-bit CPUs, Wifislax 4.15.1 remains unrivalled.

Because official development has largely shifted to Wifislax64, you can find the 32-bit final versions through several community-trusted repositories: