To help users avoid running proprietary JavaScript, the Free Software Foundation developed LibreJS, a plugin for the Firefox web browser that blocks most, but not all, JavaScript from running.

Research in Motion (RIM) is urging BlackBerry users to disable JavaScript in the smartphone's browser to block exploits from a security vulnerability showcased at this year's CanSecWest Pwn2Own ...

If JavaScript is turned off, this effectively negates reCAPTCHA's capabilities, hence, the reason to prevent users who intentionally disable JavaScript in their browser. Image: Google ...