OneClick for WordPress is another Firefox extension which aims to make your every day’s WordPress maintenance more simple. The extension is provided with a wordpress plugin which proceed the extraction of themes or plugins to appropriate folder. After installing the plugin, you can install the OneClick Firefox extension. Whenever you find a theme or plugin you want to install, right click on the zip link then choose from OneClick menu if it is a theme or plugin. OneClick will make the necessary upload and unzip, so you only have to check your admin interface and activate your new plugin or theme. Before installing, OneClick diagnose the system to check for possible update in addition to auto diagnostics wether everything is working properly.