There's also Violentmonkey [1][2] (which is said to be more lightweight) and Tampermonkey. Tampermonkey has analytics enabled, and is closed source. Here's a

There's also Violentmonkey [1][2] (which is said to be more lightweight) and Tampermonkey. Tampermonkey has analytics enabled, and is closed source. Here's a comprehensive summary on all three. [3] [1] https://addons.mozilla.org/en-US/firefox/addon/violentmonkey https://addons.mozilla.org/en-US/firefox/addon/violentmonkey [2] https://violentmonkey.github.io/ https://violentmonkey.github.io/ [3] https://news.ycombinator.com/item?id=26057106 https://news.ycombinator.com/item?id=26057106