Here's is the list of all the supported sites, ordered alphabetically:
- 1up.com
- 220.ro
- 3sat
- 56.com
- 8tracks
- 9gag
- AcademicEarth:Course
- AddAnime
- anitube.se
- Aparat
- AppleTrailers
- archive.org: archive.org videos
- ARD
- arte.tv
- arte.tv:+7
- arte.tv:creative
- arte.tv:ddc
- arte.tv:future
- AUEngine
- bambuser
- bambuser:channel
- Bandcamp
- Bandcamp:album
- bbc.co.uk: BBC iPlayer
- blinkx
- blip.tv:user
- BlipTV
- Bloomberg
- BR: Bayerischer Rundfunk Mediathek
- Break
- Brightcove
- canalc2.tv
- canalplus.fr
- CBS
- channel9: Channel 9
- Chilloutzone
- Cinemassacre
- clipfish
- cliphunter
- Clipsyndicate
- cmt.com
- CNN
- CNNBlogs
- CollegeHumor
- ComedyCentral
- ComedyCentralShows: The Daily Show / Colbert Report
- CondeNast: Condé Nast media group: GQ, Glamour, Vanity Fair, Vogue, W Magazine, WIRED
- Criterion
- Crunchyroll
- CSpan: C-SPAN
- culturebox.francetvinfo.fr
- d8.tv
- dailymotion
- dailymotion:playlist
- dailymotion:user
- daum.net
- defense.gouv.fr
- DepositFiles
- Discovery
- Dotsub
- Dropbox
- EbaumsWorld
- eHow
- eitb.tv
- ElPais: El País
- Escapist
- EveryonesMixtape
- exfm: ex.fm
- facebook
- faz.net
- fernsehkritik.tv
- fernsehkritik.tv:postecke
- Firstpost.com
- firsttv: ?????????? - ?????? ?????
- Flickr
- france2.fr:generation-quoi
- FranceInter
- francetv: France 2, 3, 4, 5 and Ô
- francetvinfo.fr
- Freesound
- freespeech.org
- FunnyOrDie
- Gamekings
- GameSpot
- Gametrailers
- generic: Generic downloader that works on some sites
- Hark
- Helsinki: helsinki.fi
- HotNewHipHop
- Howcast
- HuffPost: Huffington Post
- Hypem
- ign.com
- imdb: Internet Movie Database trailers
- imdb:list: Internet Movie Database lists
- Ina
- InfoQ
- Instagram
- InternetVideoArchive
- IPrima
- ivi: ivi.ru
- ivi:compilation: ivi.ru compilations
- JadoreCettePub
- JeuxVideo
- jpopsuki.tv
- Jukebox
- justin.tv
- Kankan
- keek
- KhanAcademy
- KickStarter
- kontrtube: KontrTube.ru
- la7.tv
- lifenews: LIFE | NEWS
- LiveLeak
- livestream
- livestream:original
- lynda: lynda.com videos
- lynda:course: lynda.com online courses
- m6
- macgamestore: MacGameStore trailers
- Malemotion
- MDR
- metacafe
- Metacritic
- mixcloud
- mooshare: Mooshare.biz
- MPORA
- MTV
- mtviggy.com
- muzu.tv
- MySpace
- MySpass
- myvideo
- Naver
- NBA
- NBC
- NBCNews
- ndr: NDR.de - Mediathek
- NDTV
- Newgrounds
- nfb: National Film Board of Canada
- nhl.com
- nhl.com:videocenter: NHL videocenter category
- niconico: ??????
- Normalboots
- novamov: NovaMov
- Nowness
- nowvideo: NowVideo
- ocw.mit.edu
- Ooyala
- ORF
- PBS
- photobucket
- plus.google: Google Plus
- pluzz.francetv.fr
- podomatic
- Pyvideo
- radiofrance
- RBMARadio
- RingTV
- RottenTomatoes
- Roxwel
- RTLnow
- rutube: Rutube videos
- rutube:channel: Rutube channels
- rutube:movie: Rutube movies
- rutube:person: Rutube person videos
- savefrom.net
- screen.yahoo:search: Yahoo screen search
- ServingSys
- Sina
- Slashdot
- Slideshare
- smotri: Smotri.com
- smotri:broadcast: Smotri.com broadcasts
- smotri:community: Smotri.com community videos
- smotri:user: Smotri.com user videos
- Sohu
- soundcloud
- soundcloud:set
- soundcloud:user
- southpark.de
- southparkstudios.com
- Space
- Spiegel
- Spike
- stanfordoc: Stanford Open ClassRoom
- Statigram
- Steam
- streamcloud.eu
- StreamCZ
- Syfy
- SztvHu
- Teamcoco
- TechTalks
- techtv.mit.edu
- TED
- TF1
- ThePlatform
- ThisAV
- tinypic: tinypic.com videos
- tou.tv
- TrailerAddict (Currently broken)
- Trilulilu
- TruTube
- Tube8
- Tudou
- Tumblr
- Tutv
- tvp.pl
- Unistra
- ustream
- ustream:channel
- Vbox7
- VeeHD
- Veoh
- vesti: ?????.Ru
- Vevo
- Vice
- Viddler
- video.google:search: Google Video search
- video.mit.edu
- VideoBam
- VideoDetective
- videofy.me
- VideoPremium
- viki
- vimeo
- vimeo:album
- vimeo:channel
- vimeo:group
- vimeo:review: Review pages on vimeo
- vimeo:user
- Vine
- vk.com
- vube: Vube.com
- wat.tv
- Weibo
- Wimp
- Wistia
- WorldStarHipHop
- Yahoo: Yahoo screen
- yahoo:news: Yahoo screen
- Youku
- youtube: YouTube.com
- youtube:channel: YouTube.com channels
- youtube:favorites: YouTube.com favourite videos, "ytfav" keyword (requires authentication)
- youtube:history: Youtube watch history, "ythistory" keyword (requires authentication)
- youtube:playlist: YouTube.com playlists
- youtube:recommended: YouTube.com recommended videos, "ytrec" keyword (requires authentication)
- youtube:search: YouTube.com searches
- youtube:search:date: YouTube.com searches, newest videos first
- youtube:show: YouTube.com (multi-season) shows
- youtube:subscriptions: YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)
- youtube:toplist: YouTube.com top lists, "yttoplist:{channel}:{list title}" (Example: "yttoplist:music:Top Tracks")
- youtube:user: YouTube.com user videos (URL or "ytuser" keyword)
- youtube:watch_later: Youtube watch later list, "ytwatchlater" keyword (requires authentication)
- ZDF