![YouTube Video and Audio Downloader', an extension for Firefox that allows you to download video and audio files from YouTube for free - GIGAZINE YouTube Video and Audio Downloader', an extension for Firefox that allows you to download video and audio files from YouTube for free - GIGAZINE](https://i.gzn.jp/img/2019/08/21/youtube-video-and-audio-downloader/00.png)
YouTube Video and Audio Downloader', an extension for Firefox that allows you to download video and audio files from YouTube for free - GIGAZINE
![Flash Video Downloader (FVD) Installs .EXE to Modify Own .XPI with Possible Malware, Spawn Processes, and Crash Firefox Nightly on Startup · Issue #1026 · mozilla/addons · GitHub Flash Video Downloader (FVD) Installs .EXE to Modify Own .XPI with Possible Malware, Spawn Processes, and Crash Firefox Nightly on Startup · Issue #1026 · mozilla/addons · GitHub](https://user-images.githubusercontent.com/4053734/57185277-18598c80-6e7d-11e9-8ef7-26b7161dad7f.png)
Flash Video Downloader (FVD) Installs .EXE to Modify Own .XPI with Possible Malware, Spawn Processes, and Crash Firefox Nightly on Startup · Issue #1026 · mozilla/addons · GitHub
![Saving a Web Video from Youtube, Vimeo, etc. Using Video Download Helper and Firefox - Moody College of Communication - UT Austin Wikis Saving a Web Video from Youtube, Vimeo, etc. Using Video Download Helper and Firefox - Moody College of Communication - UT Austin Wikis](https://wikis.utexas.edu/download/attachments/121445174/image2018-4-26%2012%3A51%3A5.png?version=1&modificationDate=1524747067000&api=v2)