Botonera JS Personalizable is a versatile Chrome extension designed for developers and testers. It allows users to create, edit, and execute custom JavaScript scripts directly on any webpage with ease. This tool eliminates the need for additional extensions or accessing the browser console, streamlining the process of running scripts. Users can create personalized buttons that execute specific JavaScript code, edit these scripts from an intuitive interface, and launch them with a single click in the active tab.

In addition to its core functionality, Botonera JS provides features such as automatic saving and synchronization of buttons with the user's Chrome account, as well as options to import and export scripts in JSON format. This extension is ideal for automating repetitive tasks, testing functions, or manipulating DOM elements, making it a valuable resource for anyone looking to enhance their web browsing experience.