Spectools is a set of utilities for using various spectrum analyzer hardware. It supports the suite of of Wi-Spy devices by Metageek (the original Wi-Spy, Wi-Spy 24x, Wi-Spy 24x v2, Wi-Spy DBX, Wi-Spy DBX v2, Wi-Spy 900, and Wi-Spy 24i), as well as the Ubertooth-One by Great Scott Gadgets.
More information on Spectools is at the project page
Android PCAP allows a stock, un-rooted Android device to capture from a RTL8187 (a basic 802.11b Wi-Fi card popularized by Alfa) by implementing the Wi-Fi driver in userspace using the Android USB API.
More information is at the Android PCAP projects page
LORCON (or Loss Of Radio CONtrol) is a common packet crafting and injection framework for Wi-Fi; it is similar to frameworks like Racket and Scapy, but lighter-weight.
The LORCON library is at the Github mirror
Help support Kismet
Always Open Source
There are several ways you can help support Kismet development financially if you’d like to; support is always appreciated but never required. Kismet is, and always will be, open source.
Kismet can be sponsored via the GithHub Sponsorship program, and for the first year, GitHub matches donations made by sponsors!
Kismet has a Patreon page at https://www.patreon.com/kismetwireless.
Need some hardware? Here’s some we’ve had good luck with, and Amazon gives a small kickback if you order through the links.