Facebook Friend Mapper Chrome Extension May 2026

The Facebook Friends Mapper was a browser extension that exploited a flaw in the platform's "Mutual Friends" feature to reveal hidden friend lists. Although removed from the Chrome Web Store, the tool highlighted significant privacy risks by allowing users with even one mutual connection to scrape hidden profiles. For more details, visit The Hacker News.

This is a complete content package for promoting a Facebook Friend Mapper Chrome Extension — including the landing page copy, Chrome Web Store listing, feature highlights, privacy policy, and a sample popup UI text. facebook friend mapper chrome extension

A Facebook Friend Mapper is a browser extension—specifically designed for Google Chrome—that visualizes your network of friends. Unlike the standard Facebook interface, which lists friends alphabetically or by recent interaction, a "mapper" uses graph theory. The Facebook Friends Mapper was a browser extension

It scans your friend list, analyzes the connections between those friends (i.e., who is also friends with whom), and displays an interactive web (node-link diagram). Usually, the algorithm groups "clusters" of friends who are highly interconnected. who is also friends with whom)

| Extension Name (Defunct) | Active Users | Outcome | |--------------------------|--------------|---------| | Friend Mapper Pro (2019) | 200k+ | Removed from Web Store after sending friend lists to a Russian server. | | Social Circle Visualizer (2021) | 50k+ | Used to steal session cookies; victims lost Facebook accounts to spammers. | | Map My FB Friends (2023) | 10k+ | Chrome flagged for "deceptive behavior" – injected ads into news feed. |