Tampermonkey
Updated: 11/18/2022 by Computer Hope
Originally developed by Jan Biniok, Tampermonkey is a donationware userscript manager released in May 2010. Today, Tampermonkey is a browser extension used by over 10 million users that allows them to add JavaScript scripts created by others to modify and change how web pages work.
Note
Tampermonkey is available for Chrome, Microsoft Edge, Safari, Firefox, and Opera.
Browser extension, Greasemonkey, Internet terms, JavaScript, Script, Userscript