Travian Crop Tool (free) is a Chrome extension developed by luka.vladika. It falls under the category of Browsers and is a subcategory of Add-ons & Tools. This tool allows users to track the resource productions of their main village or World Wonder in the popular online game, Travian. In addition, it also provides information about resources and attacks coming from other villages.

The extension works by sending the active village's HTML data to wwtool.live when the user clicks on the green refresh icon. This data can then be viewed and shared with friends. It is important to note that only one village can be tracked at a time.

Travian Crop Tool (free) is a safe and legal extension according to Travian standards. However, it requires manual interaction from the user to refresh the data. Overall, this extension provides a convenient way for Travian players to keep track of their village resources and stay updated on incoming attacks.