Who is Online Docs Viewer for?

Online Docs Viewer is a consumer product built for firefox users who need to view documents in their browser.

Does Online Docs Viewer have a free plan?

Yes — Online Docs Viewer is free to use.

What platforms does Online Docs Viewer run on?

Online Docs Viewer runs on the web, embeddable surfaces, and Android.

Is Online Docs Viewer still maintained?

Unverified. Online Docs Viewer 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 Online Docs Viewer?

Similar projects tracked by PulseGate include DOCX Viewer, Office Web, and JSON Viewer.

Who develops Online Docs Viewer?

Online Docs Viewer is developed by def00111.

How long has Online Docs Viewer been around?

Online Docs Viewer first shipped in 2017.

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Online Docs Viewer

Name: Online Docs Viewer
Author: def00111

mozilla.orgPDF editors & office suites

Online Docs Viewer is a Firefox browser extension that lets users view documents online. It is available for Firefox on desktop and Android and supports common document-viewing workflows.

FreeWebEmbeddableAndroid

Visit mozilla.org

1alternative

5features

2017since

Overview

5 features

In the PDF editors & office suites space, Online Docs Viewer takes a focused approach. It focuses on viewing documents online without downloading separate desktop software. It is built as a consumer product for firefox users who need to view documents in their browser. Online Docs Viewer is free to use. It runs on the web, embeddable surfaces, and Android.

def00111 builds and maintains Online Docs Viewer, and it first shipped in 2017. Key capabilities include online document viewing, firefox integration, and android support. The interface is available in 32 languages, including Czech, German, and Greek.

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

Online document viewing
Firefox integration
Android support
Optional permissions
Document previews

Built with & integrations

Runs on

BrowserEmbeddableAndroid

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sept · 16:54 UTC
Online Docs Viewer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Online Docs Viewer

What is Online Docs Viewer?: Online Docs Viewer focuses on viewing documents online without downloading separate desktop software. It is catalogued under PDF editors & office suites on PulseGate.
Who is Online Docs Viewer for?: Online Docs Viewer is a consumer product built for firefox users who need to view documents in their browser.
Does Online Docs Viewer have a free plan?: Yes — Online Docs Viewer is free to use.
What platforms does Online Docs Viewer run on?: Online Docs Viewer runs on the web, embeddable surfaces, and Android.
Is Online Docs Viewer still maintained?: Unverified. Online Docs Viewer 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 Online Docs Viewer?: Similar projects tracked by PulseGate include DOCX Viewer, Office Web, and JSON Viewer.DOCX Viewer Office Web JSON Viewer
Who develops Online Docs Viewer?: Online Docs Viewer is developed by def00111.
How long has Online Docs Viewer been around?: Online Docs Viewer first shipped in 2017.

At a glance

Pricing: Free
Platforms: Web
First seen: 10 Sept 2026
Built for: Firefox users who need to view documents in their browser
Model: B2C
Solves: Viewing documents online without downloading separate desktop software.

Registered as

Firefox Add-ons: online-docs-viewer

Developer

def00111

Index record

Indexed: 10 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 10 Sept 2026

Identity audit (13)

Slug: online-docs-viewer-mozilla-org
Lifecycle state recorded: 10 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
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: 10 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/online-docs-viewer

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