Aard (witcher's sign). Simple but powerful W-Fi jammer. You need a wireless wi-fi adapter (it will work from a laptop) and put it into monitoring mode
pip3 install scapy
git clone https://github.com/user22813/aard
cd aard
ifconfig wlan0 down
iwconfig wlan0 mode monitor
ifconfig wlan0 up
airodump-ng wlan0 --channel 3
python3 Aard.py