The is a third-party Chrome extension designed to visualize and analyze a user’s Facebook social network. While it claims to offer insights into friendship clusters, geographical locations, and interaction frequency, this report finds that the extension operates in a high-risk category due to its access to sensitive personal data, potential violation of Facebook’s terms of service, and opaque data-handling practices. Users are strongly advised against installing such extensions.
This article is for informational purposes only. The use of automated tools against Facebook’s Terms of Service is solely at your own risk. The author and platform assume no liability for account restrictions or data loss.
: Browser extensions often require permissions to "read and change all your data on the websites you visit." Be highly selective about which extensions you install, as they can act as gateways for data harvesting.
Originally developed as a free tool, this extension added a "Reveal Friends" button to a user's Facebook profile. Its primary function was to exploit a logical flaw in Facebook's "Mutual Friends" system.
: Go to Settings & Privacy > Settings > How People Find and Contact You. Change "Who can see your friends list?" to "Only Me." facebook friend mapper chrome extension
Check your Chrome extensions regularly. Remove anything you do not recognize or no longer use. To help secure your digital footprint further, Share public link
Once activated, it could populate and display a user's entire list of friends, even if they had set their privacy to "Only Me". Current Availability and Risks Google chrome extension facebook friends mapper
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This article provides a comprehensive overview of the Facebook Friend Mapper, how it historically worked, the significant privacy implications, its availability in 2026, and safer alternatives to protecting your online presence. What is the Facebook Friend Mapper Extension? The is a third-party Chrome extension designed to
While the extension is no longer functional today, its legacy provides crucial lessons about browser extension security, data scraping, and personal privacy. What Was the Facebook Friend Mapper Chrome Extension?
Facebook’s (Section 3.2.1 of the Statement of Rights and Responsibilities) explicitly prohibit:
The Facebook Friend Mapper was a third-party extension for the Google Chrome web browser. It claimed to allow users to view the hidden friend lists of Facebook profiles, even if those profiles had set their privacy settings to "Only Me" or "Friends."
: Accessing data that users have explicitly chosen to keep private is considered a significant breach of digital ethics. Re: Facebook Friends Mapper Extension Download For Android This article is for informational purposes only
privacy@friendmapper.example.com
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The key to the tool's function lay in a technical oversight related to Facebook's "Mutual Friends" feature.
April 20, 2026 Subject: Functionality, Privacy Implications, and Security Risks Prepared For: General Users / Digital Safety Committee