One-click Image-Subbuzz is a free Chrome extension developed by buzzfeedextensions. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This extension allows users to create an Image-Subbuzz from online photo services.

With One-click Image-Subbuzz, users can easily create an image subbuzz from popular image services such as Getty, Reuters, AP, and Flickr. The extension adds a new button called "insert as subbuzz" next to the image download button. By clicking on this button, the selected image is automatically posted to the user's BuzzFeed superposter tab.

To use this extension, users must have one superposter tab opened. This straightforward process ensures that users can quickly and efficiently create image subbuzzes without any hassle.

Overall, One-click Image-Subbuzz provides a convenient solution for BuzzFeed users who want to easily create image subbuzzes from various online photo services. With its simple and intuitive interface, this extension enhances the user experience and streamlines the process of sharing captivating images on BuzzFeed.