NoScript

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Our rating: 

License type: 

Page anchor: 

noscript

Review article: 

Best Free Firefox Add-ons - Security

Pros: 

Allows active content (scripts and plugins) to run only if permitted by user or automatic rule, very effective blocking of unwanted or unreliable content and tracking

Cons: 

Needs to be manually tuned to almost all websites you want to use (though the process gets quicker and easier over time)

Product type: 

Is a web service or web application

Top Pick?: 

1

Download page: 

https://addons.mozilla.org/en-US/firefox/addon/722

Developers website: 

http://noscript.net/