Tampermonkey is the most popular userscript manager, with over 10 million weekly users. It's available for Chrome, Microsoft Edge, Safari, Opera Next and Firefox.
A curated list of Awesome Userscripts. User scripts can improve your browsing experience, and open a lot of possibilities to make the sites you visit better by adding features, making them easier to use, or taking out the annoying bits. 在「github.com」查看更
Userscripts are small JavaScript programs that can be used to add new features or modify existing ones on web pages. With Tampermonkey, you can easily create, manage, and run these userscripts on any website you visit.