具有免费许可证的Firefox版VideoDownloader的替代品

• Firefox
  所有平台 Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 Apple Watch Android Wear Pebble iPad Android Tablet Windows S Web Software as a Service (SaaS) Firefox Opera Safari Internet Explorer Vivaldi Browser HTC Vive Chromecast Windows Mobile Java Mobile S60 Apple TV Pale Moon Chrome MorphOS HP webOS AmigaOS Thunderbird Yandex.Browser
• 免费许可证
  任何牌照 免费许可证 开源许可证 商业牌照