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core-js vs PDF.js: who uses which
core-js is on more sites: 2,697,064 against 13,048 for PDF.js, about 206.7 times as many. Here's how they compare across the websites we've indexed, and where each one does best.
Where each one is used
| Domain | core-js | PDF.js |
|---|---|---|
| .com on .com | 1,737,564 | 4,907 |
| .org on .org | 168,333 | 875 |
| .uk in the UK | 119,622 | 211 |
| .de in Germany | 66,751 | 828 |
| .net on .net | 65,392 | 266 |
| .au in Australia | 50,707 | 118 |
| .ca in Canada | 45,709 | 180 |
| .ch in Switzerland | 42,049 | 174 |
16 sites run both at once.
Questions
Which is more popular, core-js or PDF.js?
core-js is on more sites: 2,697,064 against 13,048 for PDF.js, about 206.7 times as many, across the sites StackGrep has indexed.
Do sites use core-js and PDF.js together?
16 sites load both. That's often a switch in progress, or two teams picking different tools.
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