- APP : Greasemonkey 4.11
- Лицензия : Shareware
- OS : Windows
- Разработчик : Aaron Boodman
Greasemonkey
Greasemonkey is one of the most popular Firefox extensions, which allows you to create JavaScript scripts and then run them while browsing a selected website. With its help, it is possible not only to change the appearance of the selected website, but also to add new functions to it.