Twitter Video Downloader - Download Twitter Videos - Online, free twitter video downloader.
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.
TubeOffline - . Fast & Easy to use! 2.
KeepVid - A free web application that allows you to download videos
Tvidder - Tvidder helps download video from your friends' tweets. It's easy to use, it's fast, and it finds video in 20% more posts than competitors. Tvidder can also convert twitter video to mp3.
ShareTube - Watch YouTube, synced with friends.