Cast focuses on streaming browser media or mirroring a Firefox screen to Chromecast without third-party tools. It is catalogued under Browser DevTools & extensions on PulseGate.

Cast is an open-source project built for firefox and LibreWolf users with Chromecast devices.

Yes — Cast is open source under the Open Source license and free to use.

What platforms does Cast run on?

Cast runs on the web, embeddable surfaces, macOS, Windows, and Linux. It can also be self-hosted.

Is Cast still active?

Unverified. Cast 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 are alternatives to Cast?

Similar projects tracked by PulseGate include MagicCast, MagicCast, and Cast Kodi.

Cast is developed by Gianluca Mazza.

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Cast

Name: Cast
Author: Gianluca Mazza

github.comInfrastructure

Cast is an open-source Firefox and LibreWolf extension with a native openscreen backend for sending media to Chromecast devices. It can also mirror the browser window or screen without relying on third-party casting tools.

Open SourceWebEmbeddablemacOSWindowsLinuxSelf-hosted

Visit github.com

Overview

7 features

Cast sits in PulseGate's Browser DevTools & extensions category. It focuses on streaming browser media or mirroring a Firefox screen to Chromecast without third-party tools. Cast is an open-source project aimed at firefox and LibreWolf users with Chromecast devices. Cast is open source under the Open Source license. It ships for the web, embeddable surfaces, macOS, Windows, and Linux, and it can be self-hosted.

It is developed by Gianluca Mazza, and it first shipped in 2026. Among its 7 catalogued features are media casting, screen mirroring, and window mirroring.

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

Media casting
Screen mirroring
Window mirroring
Chromecast support
Native backend
Firefox support
LibreWolf support

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinuxSelf-hosted

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed9 Sept · 11:11 UTC
Cast verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Cast

What is Cast?: Cast focuses on streaming browser media or mirroring a Firefox screen to Chromecast without third-party tools. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Cast for?: Cast is an open-source project built for firefox and LibreWolf users with Chromecast devices.
Is Cast free?: Yes — Cast is open source under the Open Source license and free to use.
What platforms does Cast run on?: Cast runs on the web, embeddable surfaces, macOS, Windows, and Linux. It can also be self-hosted.
Is Cast still active?: Unverified. Cast 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 are alternatives to Cast?: Similar projects tracked by PulseGate include MagicCast, MagicCast, and Cast Kodi.MagicCast MagicCast Cast Kodi
Who makes Cast?: Cast is developed by Gianluca Mazza.
When did Cast launch?: Cast first shipped in 2026.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 9 Sept 2026
Built for: Firefox and LibreWolf users with Chromecast devices
Model: Open source
Solves: Streaming browser media or mirroring a Firefox screen to Chromecast without third-party tools.

Registered as

Firefox Add-ons: castbridge-cast

Developer

Gianluca Mazza

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 9 Sept 2026

Identity audit (13)

Slug: cast-github-com
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Written by a language model from the project's public pages.
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: 9 Sept 2026
Canonical URL: https://github.com/gianlucamazza/cast

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