Tweet DateTime and UserName Copy on ClipBoard is a Chrome extension developed by ragnarok1366. It falls under the Browsers category, specifically in the Add-ons & Tools subcategory. This tool allows users to extract the posting date and time along with the username from image tweets and copy them to the clipboard for easy access.

The extension simplifies the process of naming saved images by automatically generating a format based on the number of images in the tweet. Users can click on an image and then utilize the tool to obtain the timestamp in a 24-hour format, enhancing efficiency in organizing and saving images.