Picaboo - Picaboo is a web-based image publishing and printing service that allows you to create personalized photo books, cards, and scrapbooks.
YoutubeMultiDownloader - Just like its name YouTube Multi Downloader, it is an online website for downloading the videos of downloading without using any video download and accelerator.
Juicebox - Spectacular HTML5 Image Galleries Made Easy
KeepVid - A free web application that allows you to download videos
novaGallery.org - Beautiful php image gallery - easy to use, with modern responsive design, private mode, themes, languages
ShareTube - Watch YouTube, synced with friends.