isTrust is a free Chrome add-on developed by Internet Society Belgium. It falls under the category of Browsers and specifically belongs to the subcategory of Add-ons & Tools. This program aims to help users determine the trustworthiness of websites by providing tools to check the domain and communication of a website.

With isTrust, users can easily verify the trustability of any website they come across. By checking the domain of a website, users can assess whether it is legitimate or potentially suspicious. Additionally, isTrust allows users to analyze the communication of a website, helping them identify any red flags or security concerns.

One notable aspect of isTrust is that it is open source, with its code available on GitHub. This transparency allows users to review the program's code and contribute to its development.

Overall, isTrust is a valuable tool for Chrome users who want to ensure the trustworthiness of websites they encounter. Its domain and communication checking features provide an added layer of security and peace of mind.