atplugin is a free Chrome plugin developed by andersonyao2018. It falls under the Browsers category and is classified as an Add-ons & Tools subcategory.

atplugin is designed to generate web UI manual and automation testcase data files quickly. With this plugin, users can easily generate web elements, steps data, and manual testcase files, which can then be used to generate automation testcase files.

The plugin offers a user-friendly interface and various features to enhance the testing process. Users can click on web page elements while pressing the 'shift' key, resulting in a list of clicked elements and operation steps displayed in the plugin popup. Additionally, users can generate data files for automation and manual testcase files by clicking the respective buttons.

Other useful features of atplugin include the ability to add sleep steps to wait for element visualization, add function steps to call custom functions, add keyword steps to include multiple steps, and upload data files for further editing and improvement of test cases and elements.