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Technology · Miscellaneous

PDF.js

PDF.js is one of 107 technologies we detect in Miscellaneous.

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detected by AwesomeTechStack auditsmozilla.github.io

About PDF.js

Generic build of Mozilla's PDF.js library.

How many people use PDF.js

GitHub · npm
  1. #1Godot118k
  2. #2Vite83k
  3. #3Webpack66k
  4. #4PDF.js54k
  5. #5parcel44k
  6. #6Babel44k
  7. #7Nextcloud37k

90M npm downloads, last 30 days

GitHub npm Issues

#4 of 36 Miscellaneous we have counts for (of 107) · bars are GitHub stars across these neighbours; the category leader is Godot at 118k · as of September 24, 2026

Compare

PDF.js

#4 of 36 Miscellaneous

stars54k
downloads / 30d90M
Webpack

#3 of 36 Miscellaneous

stars66k
downloads / 30d204M

Audit any site that runs PDF.js.

Enter a URL to score its stack for technology quality, version health, Lighthouse performance - and AI-readiness.

How we audit PDF.js

We measure the detected version against PDF.js's release history and grade the surrounding stack with a Lighthouse-grade quality audit. Weak or outdated links weigh more - one risky dependency can pull the whole score down.

How the score works

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Technology definitions from a community-maintained catalogue, licensed GPL-3.0. Attribution and source.