What is View Page Source Button?

View Page Source Button focuses on opening webpage source code quickly from a Firefox browser interface. It is catalogued under Browser DevTools & extensions on PulseGate.

Who is View Page Source Button for?

View Page Source Button is a consumer product built for firefox users and web developers.

Is View Page Source Button free?

Yes — View Page Source Button is free to use.

What platforms does View Page Source Button run on?

View Page Source Button runs on the web and embeddable surfaces.

Is View Page Source Button still active?

Unverified. View Page Source Button 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 View Page Source Button?

Similar projects tracked by PulseGate include View Link Source, View Page Source (Mobile), and View Source Switch.

Who makes View Page Source Button?

View Page Source Button is developed by mpopp75.

How long has View Page Source Button been around?

View Page Source Button first shipped in 2015.

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View Page Source Button

Name: View Page Source Button
Author: mpopp75

github.comBrowser DevTools & extensions

View Page Source Button is a Firefox browser extension that adds a dedicated button for opening a webpage's source code. It is intended for Firefox users and developers who inspect HTML source while browsing.

FreeWebEmbeddable

Visit github.com

Overview

3 features

In the Browser DevTools & extensions space, View Page Source Button takes a focused approach. It focuses on opening webpage source code quickly from a Firefox browser interface. View Page Source Button is a consumer product aimed at firefox users and web developers. View Page Source Button is free to use. View Page Source Button is available on the web and embeddable surfaces.

Behind View Page Source Button is mpopp75, and it first shipped in 2015. Among its 3 catalogued features are source viewing button, firefox integration, and HTML inspection.

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

Source viewing button
Firefox integration
HTML inspection

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed12 Sep · 16:44 UTC
View Page Source Button verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about View Page Source Button

What is View Page Source Button?: View Page Source Button focuses on opening webpage source code quickly from a Firefox browser interface. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is View Page Source Button for?: View Page Source Button is a consumer product built for firefox users and web developers.
Is View Page Source Button free?: Yes — View Page Source Button is free to use.
What platforms does View Page Source Button run on?: View Page Source Button runs on the web and embeddable surfaces.
Is View Page Source Button still active?: Unverified. View Page Source Button 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 View Page Source Button?: Similar projects tracked by PulseGate include View Link Source, View Page Source (Mobile), and View Source Switch.View Link Source View Page Source (Mobile)View Source Switch
Who makes View Page Source Button?: View Page Source Button is developed by mpopp75.
How long has View Page Source Button been around?: View Page Source Button first shipped in 2015.

At a glance

Pricing: Free
Platforms: Web
Languages: English
First seen: 12 Sep 2026
Built for: Firefox users and web developers
Model: B2C
Solves: Opening webpage source code quickly from a Firefox browser interface.

Registered as

Firefox Add-ons: view-page-source-button

Developer

mpopp75

Index record

Indexed: 12 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 12 Sep 2026

Identity audit (13)

Slug: view-page-source-button-github-com
Lifecycle state recorded: 12 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 12 Sep 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: 12 Sep 2026
Canonical URL: https://github.com/mpopp75/view-page-source

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