Image Gallery is a plugin for CKEditor & TinyMCE created to simplify multiple images uploading and creating a image galleries.
Upload and insert gallery in 3 steps:
That's not all. After gallery is inserted you can easely upload new images and they are being inserted with gallery's style into selected gallery.
The plugin has flexible customization features. You can flexibly configure images' template or gallery's wrapping HMTL code. A number of samples described on the Styling page.