Juicebox - Spectacular HTML5 Image Galleries Made Easy
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.
Ludus - Limitless creativity for your slides.
KeepVid - A free web application that allows you to download videos
Juice Analytics - People-friendly reporting made easy
ShareTube - Watch YouTube, synced with friends.