piZap - Free online photo editing software.
Magnific Popup - The greater part of Lightbox modules will completely preload a picture before showing it.
Photoshop.com - Photoshop.
LightGallery - A modern, electron and nodejs based image viewer for Mac, Windows and Linux.
Fun Photo Box - FunPhotoBox is a free photo editing device where you can make clever pictures from your photographs.
jQuery Lightbox - jQuery Lightbox plugins are utilized to showcase images and other web stuff using modal dialogs.