WP Gallery Manager allows you to create responsive or fixed size image galleries which can be rendered in wordpress pages or posts using shortcodes. You can upload multiple images using the built in multi-file uploader and tag them with corresponding galleries. While creating galleries, you can be easily drag and drop images from the uploaded data. Also images within a gallery can be sorted using drag and drop mechanism.
Using WP Gallery Manager you may override default wordpress image gallery display if required. It also lets you configure various configurations related to gallery such as max-width and max-height of images and sliders, autoplay and time interval.