Giphy - Search all the gifs and make your own animated gif
Video DownloadHelper - Browser extension to download videos from the Web
GIFmaker - GIFmaker gives you the freedom and flexibility to create unique, professional GIFS that are on-brand, on your own!
FastestTube - Youtube fastesttube downloader will make your internet expirience faster harder beter stronger.How to merge video and audio .
GIPHY Says - Turn your words into animated GIFs!
FlashGot - FlashGot is a browser extension for Mozilla Firefox that is designed to make it easy to download a whole batch of files in one go. The extension is open source and free to use, but it is no longer compatible with the most recent version of Firefox.