It proved that a user's privacy settings were only as strong as the most public settings of their friends. Malicious Potential:
Friend Maker : Automates friend requests based on specific criteria or group memberships.
After testing five different mappers in 2025, the safest reliable option is SocNetV Lite (the Chrome extension companion to the desktop app). It processes everything locally, has a "stealth scroll" mode to mimic human behavior, and does not phone home. Run it once, uninstall it immediately, and marvel at the constellation of your social universe—while knowing you navigated the ethical tightrope carefully. facebook friend mapper chrome extension
Historically, this data was easily accessible via Facebook's Graph Search. However, following the Cambridge Analytica scandal in 2018, Facebook significantly restricted API access and Graph Search capabilities to protect user privacy. In this restrictive environment, tools like Friend Mapper emerged, utilizing "scraping" techniques rather than official APIs to gather data.
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: It proved that a user's privacy settings were
If User A hid their friend list, but shared a mutual friend (User B) with the person using the extension, the extension had a starting point.
Do not accept friend requests from people you do not know. It processes everything locally, has a "stealth scroll"
On social media, your privacy is dependent not just on your settings, but on the settings of your friends. If your friends leave their lists public, your connection to them remains discoverable.