ED Histogrammes is a free Chrome add-on designed for students and educators using the EcoleDirecte platform. This tool enhances the experience of managing grades by providing a visual representation of scores through local histograms. When users hover over a specific column in their gradebook, the add-on displays an intuitive histogram that represents the distribution of grades, allowing for quick analysis and insights into performance trends.

The add-on is categorized under Browsers and falls within the Add-ons & Tools subcategory, making it easy to install and integrate into existing workflows. With its straightforward functionality, ED Histogrammes is ideal for anyone looking to better understand academic performance metrics at a glance.