Who is Square YT Player for?

Square YT Player is a consumer product built for firefox users who prefer a square YouTube player.

Is Square YT Player free?

Yes — Square YT Player is free to use.

What platforms does Square YT Player run on?

Square YT Player runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is Square YT Player still maintained?

Unverified. Square YT Player 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 Square YT Player?

Similar projects tracked by PulseGate include YouTube Unrounded Thumbnails, Rounded Tube, and Classic YT Layout.

Who makes Square YT Player?

Square YT Player is developed by Nikolas8483.

How long has Square YT Player been around?

Square YT Player first shipped in 2024.

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Square YT Player

Name: Square YT Player
Author: Nikolas8483

mozilla.orgBrowser DevTools & extensions

Square YT Player is a Firefox extension that changes the YouTube video player's border radius to zero. It provides a simple visual customization for users who prefer square video-player edges.

FreeWebEmbeddablemacOSWindowsLinux

Visit mozilla.org

Overview

4 features

In the Browser DevTools & extensions space, Square YT Player takes a focused approach. It focuses on removing rounded corners from the YouTube video player for a simpler square appearance. It is built as a consumer product for firefox users who prefer a square YouTube player. Square YT Player costs nothing to use. It runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Nikolas8483 builds and maintains Square YT Player, and it first shipped in 2024. Key capabilities include square video player, youTube styling, and border-radius removal. The interface is available in 32 languages, including Czech, German, and Greek.

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

Square video player
YouTube styling
Border-radius removal
Firefox integration

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed15 Sep · 02:03 UTC
Square YT Player verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Square YT Player

What is Square YT Player?: Square YT Player focuses on removing rounded corners from the YouTube video player for a simpler square appearance. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Square YT Player for?: Square YT Player is a consumer product built for firefox users who prefer a square YouTube player.
Is Square YT Player free?: Yes — Square YT Player is free to use.
What platforms does Square YT Player run on?: Square YT Player runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Square YT Player still maintained?: Unverified. Square YT Player 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 Square YT Player?: Similar projects tracked by PulseGate include YouTube Unrounded Thumbnails, Rounded Tube, and Classic YT Layout.YouTube Unrounded Thumbnails Rounded Tube Classic YT Layout
Who makes Square YT Player?: Square YT Player is developed by Nikolas8483.
How long has Square YT Player been around?: Square YT Player first shipped in 2024.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who prefer a square YouTube player
Model: B2C
Solves: Removing rounded corners from the YouTube video player for a simpler square appearance.

Registered as

Firefox Add-ons: square-yt-player

Developer

Nikolas8483

Index record

Indexed: 15 Sep 2026
Lifecycle: Alive
Last seen: 15 Sep 2026

Identity audit (13)

Slug: square-yt-player-mozilla-org
Lifecycle state recorded: 15 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 15 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: 15 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/square-yt-player

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