Multi Plugin Installer
You can install multiple plugins in one go with Multi Plugin Installer plugin.
Multi Plugin Installer is a utility plugin that saves you a lot of time of installing plugins. With MPI you can install multiple plugins all at once and activate them. This great plugin allows you to install multiple plugins at a time rather than going through a process of searching, installing and activating multiple plugins. All you need to do it put the names/url/path-to-zip of the plugin the text box and press install button and all those plugins will be installed for you.