PDF Viewer

Uses HTML5 to display PDF files directly in the browser.
What is PDF Viewer?
"PDF Viewer" is a Chrome extension based on PDF.js, created to provide a web standards-based platform for viewing PDF files directly in your browser. Supported by Mozilla, this extension ensures a seamless PDF viewing experience. Users can enable access to local files through settings and report issues on GitHub. Note that PDF files generated via form submissions may not be viewable. The extension includes opt-out telemetry for privacy considerations.

Extension stats

Users: 1,000,000+
Version: 4.6.129 (Last updated: 2024-10-28)
Creation date: 2019-09-13
Risk impact: High risk impact
Risk likelihood: Very low risk likelihood
Manifest version: 3
Permissions:
  • alarms
  • declarativeNetRequestWithHostAccess
  • webRequest
  • tabs
  • webNavigation
  • storage
Host permissions:
  • <all_urls>
Size: 3.37M

Other platforms

Not available on Firefox
Not available on Edge
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Extension summary

PDF.js is a Portable Document Format (PDF) viewer that is built with HTML5.

PDF.js is community-driven and supported by Mozilla. Our goal is to create a general-purpose, web standards-based platform for parsing and rendering PDFs.

This extension offers PDF.js as the default PDF viewer in Chrome. This is the official Chrome extension of the PDF.js project. Be careful of unrelated copycats.

If you want to use this viewer to view local files, visit chrome://extensions/?id=oemmndcbldboiebfnladdacbdfmadadm and put a check before "Allow access to file URLs".

Please report any issues at https://github.com/mozilla/pdf.js/issues

Don't have a Github account? I also accept feedback at [email protected]

Known issue: PDF files generated via a form (POST request) cannot be viewed.

Contains opt-out telemetry since version 1.5.285, see https://github.com/Rob--W/pdfjs-telemetry#privacy-policy

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Better PDF reader than the built-in Chrome viewer
  • Smooth operation and performance
  • Allows reading PDFs without downloading them first
  • Good compatibility with Acrobat shortcuts for navigation
Cons
  • Issues with downloading instead of opening PDFs in new tabs
  • Changes the URL in the address bar, complicating cut-and-paste actions
  • Incompatibility with dark mode extensions like 'Dark Reader'
Most mentioned
  • Not working after recent updates
  • Desire for additional features or updates
  • Preference over the native Chrome PDF viewer
Recent reviews
best lightweight pdf viewer and annotator available


Funktioniert kein bisschen. Ich habe auf die Erweiterung geklickt um eine PDF Datei von meiner Festplatte zu laden und passiert ist nichts. Was soll das für ein Update am 24.10.24 gewesen Sein? Ich komme mir total verarscht vor bei dieser Erweiterung weil ich keine Dateien von der Festplatte öffnen kann. da ist ja die Konkurrenzerweiterung PDF Reader ja um längen besser weil ich damit eine PDF Datei von der Festplatte öffnen kann. Für mich ein klares Zeichen dieser Erweiterung wieder zu deinstallieren . Ich habe diese Erweiterung nämlich nur installiert um zu sehen ob die PDF Dark Theme Erweiterung mit dieser Erweiterung funktioniert weil die PDF Dark Theme Erweiterungen nicht funktioniert mit der PDF Reader Erweiterung. Dann muss ich eben meine PDFs ohne schwarzen Hintergrund und weißer Schrift lesen.
by Sabrina Ergert, 2024-11-12
View all user reviews

Extension safety

Risk impact

PDF Viewer requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk likelihood

PDF Viewer has earned a good reputation and can be trusted.

Upgrade to see risk analysis details

Promo images

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