Fast Auto Clicker is a Firefox extension designed for web development and automation tasks. This tool allows users to automatically click on active web pages at a customizable speed. It features an adjustable click interval that can be set using a slider, manual input, or predefined presets, making it versatile for various user needs. The extension also includes a convenient popup for starting and stopping the clicking process, along with the ability to set a customizable hotkey for easy toggling.

In addition to its primary functionality, Fast Auto Clicker ensures that user preferences are saved, including the selected interval and hotkey. It is compatible with normal web pages across different protocols (http, https, file), providing flexibility for developers. Notably, this extension does not collect any user data, promoting responsible use in adherence to website rules.