FaceMask is a free Chrome extension developed by basemath. It falls under the category of Browsers and is specifically categorized as an Add-ons & Tools subcategory. The main purpose of this extension is to hide posts on the Facebook feed that were made via the share button.

FaceMask acts like a face mask that mitigates the spread of (mind) viruses. It provides users with the ability to filter out shared posts, allowing them to have a more personalized and focused Facebook feed. By hiding shared posts, users can have a cleaner and more relevant browsing experience.

With FaceMask, users can regain control over their Facebook feed and avoid the clutter caused by shared posts. The extension is easy to install and use, seamlessly integrating into the Chrome browser. It offers a simple and effective solution for those who prefer a more curated feed.

Overall, FaceMask is a useful Chrome extension for anyone who wants to filter out shared posts on their Facebook feed. It helps users maintain a clutter-free browsing experience, allowing them to focus on the content that matters most to them.