ScriptRunner is a free Chrome extension developed by TabRail that empowers users to create, manage, and inject UserScripts on any website. With a modern UI design, ScriptRunner offers a range of features to enhance your browsing experience.

Users can swiftly activate and deactivate scripts with just two clicks, debug errors in scripts using ScriptRunner's console, and link local script files effortlessly. The tool requires no signup or permissions, ensuring a seamless user experience without any tracking or ads.

Userscripts play a crucial role in customizing web experiences by modifying page layouts, adding or removing features, and automating actions. ScriptRunner simplifies the process by allowing users to easily link local script files and debug errors within the extension itself.