The Official GSAP Sniffer is a Chrome extension developed by GreenSock that allows users to detect if the GreenSock Animation Platform (GSAP) is being used on a webpage. This handy tool is especially useful for web developers and designers who want to quickly determine if GSAP is present on a site.

Once installed, the Official GSAP Sniffer adds an icon to the Chrome browser. When visiting a webpage, the icon will turn green if GSAP is detected, indicating that the platform is being used. Additionally, the extension also displays the version of GSAP being used, providing developers with valuable information about the animation library's compatibility and features.

For web developers and designers who rely on GSAP for their projects, the Official GSAP Sniffer is an essential tool that streamlines the process of identifying GSAP usage on webpages. With its simple yet effective functionality, this Chrome extension proves to be a valuable asset in the web development toolkit.