Who should use extension downloader?

extension downloader is a consumer product built for firefox users who download media from Twitter and TweetDeck.

Is extension downloader free?

Yes — extension downloader is free to use.

What platforms does extension downloader run on?

extension downloader runs on the web and embeddable surfaces.

Is extension downloader still active?

Unverified. extension downloader has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to extension downloader?

Similar projects tracked by PulseGate include Twitter File Downloader, Twitter Video Downloader, and Telegram Downloader.

Who develops extension downloader?

extension downloader is developed by Downloader.

When did extension downloader launch?

extension downloader first shipped in 2023.

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extension downloader

Name: extension downloader
Author: Downloader

mozilla.orgBrowser DevTools & extensions

Extension Downloader is a Firefox browser extension that adds one-click downloading for videos and images from Twitter, mobile Twitter, and TweetDeck. It requires access to supported Twitter domains and browser download permissions.

FreeWebEmbeddable

Visit mozilla.org

2alternatives

7features

2023since

Overview

7 features

In the Browser DevTools & extensions space, extension downloader takes a focused approach. It focuses on downloading videos and images from Twitter and TweetDeck without manual saving steps. It is built as a consumer product for firefox users who download media from Twitter and TweetDeck. extension downloader is free to use. extension downloader is available on the web and embeddable surfaces.

Behind extension downloader is Downloader, and it first shipped in 2023. Key capabilities include one-click downloads, video downloads, and image downloads. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

One-click downloads
Video downloads
Image downloads
Twitter support
TweetDeck support
Download history access
Desktop Firefox support

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed13 Sep · 21:45 UTC
extension downloader verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about extension downloader

What is extension downloader?: Extension downloader focuses on downloading videos and images from Twitter and TweetDeck without manual saving steps. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use extension downloader?: extension downloader is a consumer product built for firefox users who download media from Twitter and TweetDeck.
Is extension downloader free?: Yes — extension downloader is free to use.
What platforms does extension downloader run on?: extension downloader runs on the web and embeddable surfaces.
Is extension downloader still active?: Unverified. extension downloader has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to extension downloader?: Similar projects tracked by PulseGate include Twitter File Downloader, Twitter Video Downloader, and Telegram Downloader.Twitter File Downloader Twitter Video Downloader Telegram Downloader
Who develops extension downloader?: extension downloader is developed by Downloader.
When did extension downloader launch?: extension downloader first shipped in 2023.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who download media from Twitter and TweetDeck
Model: B2C
Solves: Downloading videos and images from Twitter and TweetDeck without manual saving steps.

Registered as

Firefox Add-ons: extension-downloader

Developer

Downloader

Index record

Indexed: 13 Sep 2026
Lifecycle: Alive
Last seen: 13 Sep 2026

Identity audit (13)

Slug: extension-downloader-mozilla-org
Lifecycle state recorded: 13 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 13 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 13 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/extension-downloader

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