Web Thummer - Version 1.0 Web Thummer is a Web site capture tool that outputs any size JPG file of a given HTML document, local or remote. It can automate the process of capturing hundreds of documents into thumbnail sized OR full size, FULL LENGTH images for purposes ranging from visual indexing, to archiving. Webmasters can present links in a visual fashion, and template designers can rapidly turn folders full of template files into thumbnails sized images for display.