Facebook Friend Mapper Chrome Extension ((full)) [ EXTENDED ]

As of May 2026, the original Facebook Friend Mapper is on the official Chrome Web Store . Facebook has since patched many of the security loopholes that allowed such data scraping to occur. Attempts to download the extension today often lead to:

: These sites frequently host APKs or zip files claiming to be the extension; however, these are often malware risks . Safety and Privacy Concerns

The extension functioned by leveraging a logical flaw in how Facebook displayed connections between users. To successfully "map" or reveal a target's hidden friends, the user typically needed to have at least with the person they were searching. facebook friend mapper chrome extension

: By clicking this button, the extension would scan for mutual connections across the platform.

: After a short processing time, it would display all friends associated with that profile, regardless of their individual privacy settings. Availability and Current Status As of May 2026, the original Facebook Friend

Once installed and activated on a target's profile, the extension would:

The was a controversial browser tool that gained notoriety for its ability to reveal the "hidden" friends list of Facebook users . While users often set their friend lists to "Only Me" for privacy, this tool exploited the logic of Facebook's mutual friends feature to bypass those settings. How the Facebook Friend Mapper Worked Safety and Privacy Concerns The extension functioned by

Security experts warned against using such extensions, as they frequently required invasive permissions to "read and change all your data on the websites you visit".

: A new option would appear in the profile's Friends tab.

: Some versions of the source code may still exist on GitHub , though they are often outdated and non-functional on current versions of Facebook.