It’s important to address this topic with a clear understanding of what these tools are and the security context they exist in.
Jumpstart (specifically version 609) is a classic wireless network configuration software originally developed by Atheros. While its official purpose was to help users easily connect their computers to WPS-enabled routers without typing long passwords, security researchers quickly realized its potential for automation.
A wireless companion application that automates the connection process to a router using a WPS PIN.
Look for networks with WPS enabled (often highlighted or indicated).
Jumpstart bypasses the standard Windows network manager to directly test the PIN against the router. If the router is vulnerable to default PIN exploits, the connection is established. System Requirements and Prerequisites
The functionality of these tools relies on a well-known security flaw that was present in many older routers. The WPS protocol was designed to simplify connecting devices to a network via an 8-digit PIN. However, due to a design oversight, this PIN could be brute-forced relatively quickly. Jumpstart automates this process, trying thousands of PIN combinations per second until it finds the correct one for a vulnerable router. When successful, the tools can retrieve the network's WPA/WPA2 password and display it to the user.
However, if you still want to learn more about these tools, here are some general points to consider: