Who should use HTML5 Video Everywhere?

HTML5 Video Everywhere is an open-source project built for firefox users who watch web video.

What platforms does HTML5 Video Everywhere run on?

HTML5 Video Everywhere runs on the web and embeddable surfaces.

Is HTML5 Video Everywhere still maintained?

Unverified. HTML5 Video Everywhere 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.

Who develops HTML5 Video Everywhere?

HTML5 Video Everywhere is developed by lejenome.

When did HTML5 Video Everywhere launch?

HTML5 Video Everywhere first shipped in 2019.

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HTML5 Video Everywhere

Name: HTML5 Video Everywhere
Author: lejenome

github.comInfrastructure

HTML5 Video Everywhere is an open-source Firefox extension that provides a more stable and higher-performance experience for watching web videos. It replaces or improves web video playback through HTML5-based browser functionality for Firefox users.

Open SourceWebEmbeddable

Visit github.com

Overview

4 features

In the Browser DevTools & extensions space, HTML5 Video Everywhere takes a focused approach. It focuses on improving unreliable or inefficient web video playback in Firefox. It is built as an open-source project for firefox users who watch web video. HTML5 Video Everywhere is open source under the Open Source license. HTML5 Video Everywhere is available on the web and embeddable surfaces.

Behind HTML5 Video Everywhere is lejenome, and it first shipped in 2019. Among its 4 catalogued features are HTML5 playback, video performance, and playback stability.

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

HTML5 playback
Video performance
Playback stability
Firefox support

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed8 Sept · 16:57 UTC
HTML5 Video Everywhere verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about HTML5 Video Everywhere

What does HTML5 Video Everywhere do?: HTML5 Video Everywhere focuses on improving unreliable or inefficient web video playback in Firefox. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use HTML5 Video Everywhere?: HTML5 Video Everywhere is an open-source project built for firefox users who watch web video.
Does HTML5 Video Everywhere have a free plan?: Yes — HTML5 Video Everywhere is open source under the Open Source license and free to use.
What platforms does HTML5 Video Everywhere run on?: HTML5 Video Everywhere runs on the web and embeddable surfaces.
Is HTML5 Video Everywhere still maintained?: Unverified. HTML5 Video Everywhere 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.
Who develops HTML5 Video Everywhere?: HTML5 Video Everywhere is developed by lejenome.
When did HTML5 Video Everywhere launch?: HTML5 Video Everywhere first shipped in 2019.
Is HTML5 Video Everywhere open source?: Yes — HTML5 Video Everywhere is open source under the Open Source license.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 8 Sept 2026
Built for: Firefox users who watch web video
Model: Open source
Solves: Improving unreliable or inefficient web video playback in Firefox.

Registered as

Firefox Add-ons: html5-video-everywhere-next

Developer

lejenome

Index record

Indexed: 8 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 8 Sept 2026

Identity audit (13)

Slug: html5-video-everywhere-github-com
Lifecycle state recorded: 8 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 8 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: 8 Sept 2026
Canonical URL: https://github.com/lejenome/html5-video-everywhere

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