Changeable is a versatile Chrome extension developed by NotLeonid that aims to make users' lives easier by providing a collection of JavaScript snippets in one convenient tool. This free extension is primarily focused on providing mods for popular games such as Cookie Clicker and TheUselessWeb, with promises of more mods to come in the future.

In addition to game mods, Changeable also offers automation scripts for various websites, allowing users to streamline their online tasks. Furthermore, the extension includes useful tools like a Discord Webhook message creator, an Image grabber, and a CPS test for measuring clicks per second.

For those seeking some lighthearted fun, Changeable offers features like Confetti and rainbow text, adding a touch of color and excitement to web browsing. With its diverse range of features, Changeable is a valuable extension for Chrome users looking to enhance their browsing experience.