Has anyone here ever downloaded videos from Youtube without using a 3rd party? Must be free

[Nicosia Gooner]

[Billy Goat Sverige]

I use this addon in firefox.

https://addons.mozilla.org/en-US/firefox/addon/video-downloa dhelper/ (https://addons.mozilla.org/en-US/firefox/addon/video-downloadhelper/)

[Nicosia Gooner]

[David Pleat AHADF (Royal Welsher and monkey lover)]