The firmware for the HackRF+PortaPack H1/H2/H4/H4M
GTK4 wireless security toolkit for Linux. 58 modules covering Wi-Fi, Bluetooth, RF and other wireless protocols as well as router-side and network MITM in one place. Built to tell you when something failed, not just when it worked. Some modules needs specific hardware.
gprMax is open source software that simulates electromagnetic wave propagation using the Finite-Difference Time-Domain Finite-Difference (FDTD) code for numerical modelling of Ground Penetrating Radar (GPR), antennas, radar and bioelectromagnetics
Set your radio to 148.500 MHz, select FM, USB, or CW mode, and set the squelch to 0 or 1. Then, extend your radio's antenna toward the monitor's HDMI port, and congratulations—you can now transmit in Morse code directly from your monitor!
Home Environment Ambient Radio-frequency Toolkit for Health