holehe allows you to check if the mail is used on different sites like twitter, instagram and will retrieve information on sites with the forgotten password function.

ignorant allows you to check if a phone number is used on different sites like snapchat, instagram.

Toutatis is a tool that allows you to extract information from instagrams accounts such as e-mails, phone numbers and more

OnionSearch is a script that scrapes urls on different .onion search engines.

Allows you to retrieve information on linkedin profiles, companies on linkedin and search on linkedin companies/persons

Totem allows you to retrieve information about ads of a facebook page , we can retrieve the number of people targeted, how much the ad cost and a lot of other information.