Horizon HTML5 Redirection Extension

Chrome extension to enable HTML5 Multimedia redirection inside Horizon Agent.

Users200K

Rating4.9

Reviews15

Manifest versionV3

7-day growth0

7-day growth rate0%

Preview

Horizon HTML5 Redirection Extension Media preview

1 assets

Trend

30-day user trend

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User Growth Over Time

Rating trend

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30-day rating change

Start

4.87

Latest

4.87

30-day rating change

0.00

2026年5月29日2026年6月4日

Growth overview

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1-day growthFlat

00%

7-day growthFlat

00%

30-day growthFlat

00%

Technical snapshot

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Version8.14.0.0

ManifestV3

Size39.65KiB

Languages8Deutsch / English / español +5

Published--

Store updated--

Last crawled--

Overview

Product summary

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Omnissa Horizon HTML5 Redirection Extension enables the redirection of HTML5 contents from Horizon desktops/apps. Please check documentation for supported browsers

IMPORTANT NOTE: This extension should be installed in Horizon desktops/apps. Contact your IT department for further assistance.

Horizon Product Documentation for the HTML5 Multimedia Redirection feature: https://docs.omnissa.com/bundle/Horizon-Remote-Desktop-FeaturesV2406/page/ConfiguringHTML5MultimediaRedirection.html

Horizon End User License Agreement:

https://www.omnissa.com/general-terms/

What's New : Rebranded Omnissa HTML5 Redirection Extension will work with all Horizon versions currently under support.

Reviews

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The Chrome Web Store shows 15 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

5★

4★

3★

2★

1★

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AI product read

HTML5 multimedia redirection within Omnissa Horizon virtual desktops and published applications

When running web applications inside a Horizon VDI session, HTML5 video/audio content is normally decoded server-side, consuming VM resources and degrading quality. This extension offloads HTML5 media playback to the endpoint device by intercepting video elements and redirecting media streams via WebSocket to a local player, improving performance and reducing server load.

User opens a web page with HTML5 video content inside a Horizon virtual desktop. The content script (content_script.js) injects html5RedirScript.js into the page, which detects video elements via MutationObserver. When a video is found, the extension negotiates with the Horizon Agent via native messaging host, opens a WebSocket to view-localhost, and redirects media streams. The html5mmrPlayer.js handles playback on the endpoint using MediaSource API. The background script (background.js) manages native messaging connections and updates the browser action icon to indicate redirection state (shows 'REDR' badge when active).

Target users: Horizon VDI end users (employees using virtual desktops) / IT administrators deploying Omnissa Horizon infrastructure

The source files are heavily minified (all JS is on single lines), making exact context analysis more effortful but findings are still reliable.
The broader Omnissa Horizon platform requires licensing, but this was not counted as a paid feature of the extension itself per the analysis guidelines.

Monetization

No paid features detected

No payment UI, billing APIs, feature gating, premium/upgrade/license keywords, or payment platform integrations found. The 'subscribe'/'subscription' hits are from the JavaScript PostMessageHelper event subscription pattern (this.subscribe=function(e,t){...}), not paid subscriptions. The 'pay' hits are from minified code containing 'payload'. The extension is a free component of the Omnissa Horizon VDI ecosystem; the Horizon platform itself is commercial, but the extension does not gate any features behind payment.

Confidence: 92
Payment platform: --
Source: AI / High
Login required: No
Reason: No login UI, auth flows, or credential handling found in any source file. The extension communicates with the local Horizon Agent via native messaging (com.vmware.html5mmr / com.horizon.html5mmr) and WebSocket — it does not authenticate with any remote service. While the broader Omnissa Horizon VDI platform requires authentication at the connection broker level, this extension itself handles no login process.

Permission risk

High-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

敏感权限：nativeMessaging
扩展能力较强：scripting、webRequest

Publisher

Omnissa, LLC

Omnissa HoldCo LLC

Email: [email protected]
Phone: +15102569705
Address: 590 E Middlefield Rd Mountain View, CA 94043-4008 US

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