What is Document Previewer?

Document Previewer focuses on previewing linked office documents and PDFs without downloading them first. It is catalogued under Browser DevTools & extensions on PulseGate.

Who is Document Previewer for?

Document Previewer is a consumer product built for firefox users who preview documents online.

Is Document Previewer free?

Yes — Document Previewer is free to use.

What platforms does Document Previewer run on?

Document Previewer runs on the web and embeddable surfaces.

Is Document Previewer still maintained?

Unverified. Document Previewer 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 Document Previewer?

Similar projects tracked by PulseGate include Online Docs Viewer, Office Web, and Always Preview (obsolete).

Who develops Document Previewer?

Document Previewer is developed by Himank.

How long has Document Previewer been around?

Document Previewer first shipped in 2022.

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Document Previewer

Name: Document Previewer
Author: Himank

mozilla.orgBrowser DevTools & extensions

Document Previewer is a Firefox add-on that opens links to DOC, DOCX, PPT, PPTX, XLS, XLSX, and PDF files with an option to preview them through Google Docs or download them directly. It is intended for users who want to inspect documents without downloading them first.

FreeWebEmbeddable

Visit mozilla.org

Overview

5 features

Document Previewer sits in PulseGate's Browser DevTools & extensions category. It focuses on previewing linked office documents and PDFs without downloading them first. Document Previewer is a consumer product aimed at firefox users who preview documents online. It is available for free. It ships for the web and embeddable surfaces.

Himank builds and maintains Document Previewer, and it first shipped in 2022. Among its 5 catalogued features are Document Preview, PDF Preview, and Office File 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.

Document Preview
PDF Preview
Office File Support
Direct Download
Google Docs Preview

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed12 Sep · 23:56 UTC
Document Previewer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Document Previewer

What is Document Previewer?: Document Previewer focuses on previewing linked office documents and PDFs without downloading them first. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Document Previewer for?: Document Previewer is a consumer product built for firefox users who preview documents online.
Is Document Previewer free?: Yes — Document Previewer is free to use.
What platforms does Document Previewer run on?: Document Previewer runs on the web and embeddable surfaces.
Is Document Previewer still maintained?: Unverified. Document Previewer 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 Document Previewer?: Similar projects tracked by PulseGate include Online Docs Viewer, Office Web, and Always Preview (obsolete).Online Docs Viewer Office Web Always Preview (obsolete)
Who develops Document Previewer?: Document Previewer is developed by Himank.
How long has Document Previewer been around?: Document Previewer first shipped in 2022.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who preview documents online
Model: B2C
Solves: Previewing linked office documents and PDFs without downloading them first.

Registered as

Firefox Add-ons: document-previewer

Developer

Himank

Index record

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

Identity audit (13)

Slug: document-previewer-mozilla-org
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. 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: 12 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/document-previewer

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