Sybu JavaScript Blocker is a Windows Chrome plugin that allows users to manage JS modules while browsing the internet, leading to better performance and enhanced security. Please note that Sybu JavaScript Blocker is obsolete and no longer supported by the developer. The installation files are not available.

Content filtering

The addon provides tools for selectively enabling or blocking JavaScript or a per page basis. You can whitelist or blacklist individual online resources, ensuring that scripts only run on trusted domains.

It is possible to prevent tracking and other privacy invading techniques often utilized by third party advertisers and analytics firms. Disabling unnecessary scripts might reduce page load times as well, especially on heavy multimedia platforms.

Cybersecurity enhancements

JS vulnerabilities are a common vector for online attacks, including XSS and malicious code injections. The extension mitigates such risks, helping to protect users from potential threats. Additionally, there is an option to automatically block all unknown scripts for an even more safe browsing experience. However, some websites may not function properly in this mode.

Features

free to download and use;
contains a discontinued Chrome plugin for JavaScript management;
you can prevent the execution of harmful scripts on certain websites;
safeguards personal privacy by blocking online tracking attempts;
compatible with modern versions of Windows.