Fluxion is a security auditing and social-engineering research tool that uses social techniques to get the passwords of your neighbours :p. Fluxion uses simple phishing attacks to get the passwords. The script attempts to retrieve the WPA/WPA2 key from a target access point by means of a social engineering attack.
Fluxion can be downloaded from GitHub, the link to download is below
Simple GitHub link to download zip file
If you want to directly clone into it then open the terminal and type
Usage of Tool:
In order to use the tool simply use the following command
cd fluxion
Then type in order to get the requirements to run Fluxion
./fluxion.sh
Video tutorial as an example to use Fluxion is given below