PDF Viewer

PDF Viewer

Uses HTML5 to display PDF files directly in the browser.

PDF Viewer promo image
What is PDF Viewer?

'PDF Viewer' is a Chrome extension built on HTML5. Supported by Mozilla Labs, it aims to offer a web standards-based platform for parsing and rendering PDFs. This extension sets PDF.js as your default PDF viewer in Chrome, enabling the viewing of local files. It also includes opt-out telemetry. Known issues include an inability to view PDF files generated via a form or POST request.

Merlin
Stats
Stats date:
By: Rob W
Version: 3.9.49 (Last updated: 2023-07-10)
Creation date: 2019-09-13
Manifest version: 2
Permissions:
  • fileBrowserHandler
  • webRequest
  • webRequestBlocking
  • <all_urls>
  • tabs
  • webNavigation
  • storage
Size: 2.97M
Email: Click to see
Risk impact: High risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Firefox
Not available on Edge
Merlin
Summary

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

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

This extension provides PDF.js as the default PDF viewer in Chrome.

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 rob@robwu.nl

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
User reviews summary
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 Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.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
  • Has a smooth, fast performance
  • Enables easy navigation like zooming and rotating pages
  • Opens PDFs effectively
  • Remembers position on returning to URL
  • Is able to highlight text
Cons
  • Doesn't have a background customization or dark mode
  • Has highlighting issues
  • Has an issue with printing resolution
  • Converts pdf to canvas when the print button is clicked
  • Pinch zoom is very sensitive
Most mentioned
  • Smooth, fast performance
  • Easy navigation features like zooming
  • Need for background customization/dark mode
  • Printing issues
  • Highlighting feature
View all user reviews
Safety
Risk impact

PDF Viewer is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this extension. Review carefully before installing. We recommend that you only install PDF Viewer if you trust the publisher.

Risk likelihood

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

Subscribe to the premium plan to see more risk analysis details
Screenshots
Promo images
PDF Viewer marquee promo image
Marquee promo image
PDF Viewer small promo image
Small promo image
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