JU-tms-hook is a free Chrome add-on developed by 春城（崎轩）. It falls under the category of browsers and specifically the subcategory of add-ons & tools. This add-on allows users to quickly view the TMS (Tag Management System) addresses referenced on a webpage.

With JU-tms-hook, users can easily identify and access the TMS addresses used on a webpage. This can be particularly useful for web developers and analysts who need to track and analyze the usage of TMS on different websites. The add-on provides a convenient way to retrieve this information without the need for manual searching or inspecting the webpage source code.

JU-tms-hook is compatible with the Chrome browser, making it accessible to a wide range of users. Its simple and straightforward functionality makes it a handy tool for those working with TMS and looking to streamline their workflow.