The tool we are going to show you is very useful if you are looking for information about a user. This script was created by TheLinuxChoice on github and should not be used to harm anyone in anyway.
Open-source intelligence (OSINT) is data collected from publicly available sources to be used in an intelligence context. In the intelligence community, the term "open" refers to overt, publicly available sources.
Usercon is a simple bash script that looks at more than 75 social network for a username.
Just download this.
./usercon # it will ask for input
And you should get all the social accounts that have been created with this username.