Niconico Downloader
ニコニコ動画から動画をダウンロードできるようになります
Niconico Downloader - Firefox Add-on for Downloading Videos
"Niconico Downloader" is a user-friendly Firefox add-on that allows you to easily and swiftly download videos from Niconico. When you navigate to a Niconico video page, an icon will appear in your browser's address bar. To begin the download process, all you need to do is click this icon.
Add-on stats
Weekly download count: 88
Firefox on Android: No
Risk impact: Moderate risk impact 
Risk likelihood:
Manifest version: 2
Permissions:
- activeTab
- downloads
- storage
- tabs
- *://www.nicovideo.jp/watch/*
- http://ext.nicovideo.jp/api/getthumbinfo/*
Size: 13.42K
Email: ne*****@outlook.com
URLs: Website
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
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Add-on summary
このアドオンは、ニコニコ動画から動画をダウンロードすることができます。 ニコニコの動画のページに行くと、アドレスバー（ロケーションバー）にアイコンが出てくるので、それをクリックすると動画のダウンロードを開始します。
User reviews
These summaries are automatically generated weekly using AI based on recent user reviews.
Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate,
spammy, or outdated. Pros
- Easy to use
- Convenient with one-click functionality
- Useful for downloading videos
Cons
- No longer working due to player changes
- Issues with download stability and speed
- Cannot download some videos without changing settings
Most mentioned
- Stopped working after player changes in July 2023
- Need to switch to HTTP for downloads to work
- Comparison with houlo video downloader as a better alternative
User reviews
by yensama, 2024-10-29
No longer working due to player change
cant find an alternative
by Firefox user 13757361, 2024-02-18
Add-on safety
Risk impact
Niconico Downloader requires a few sensitive permissions. Exercise caution before installing.
Risk likelihood
Niconico Downloader has earned a fairly good reputation and likely can be trusted.
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