🆚 PDF.js vs. SheetJS

Compare technologies based on real-world usage data *
PDF.js
SheetJS

Type

JavaScript library
JavaScript library

About

PDF.js is a Portable Document Format (PDF) file viewer built with JavaScript and HTML5.

SheetJS is a JavaScript library for reading and writing data from spreadsheets.

Headquarters

Mountain View, California, United States
Rutherford, New Jersey, United States

Website

mozilla.github.io/pdf.js/
sheetjs.com #70,565

Pricing

Free ✔️Open source
Free version ✔️Community edition, requires attribution, open source
SheetJS ProOn request

Categories

JavaScript Libraries › Rank #72
JavaScript Libraries › Rank #223

Popularity

Determined by the number of sites using each technology.

The PDF.js JavaScript library is 18 times more popular than SheetJS.
Total websites

Market share

JavaScript Libraries

Popularity by country

Determined by the number of sites detected from each country.

PDF.js is more popular in the United States, Brazil, and Germany, while SheetJS is more popular in Korea and Paraguay.
United States
Brazil
Germany
United Kingdom
France
Italy
Spain
India
Australia
Netherlands

Awards

Popularity by domain category

Determined by the number of sites in each category.

PDF.js is more popular than SheetJS in all market segments.
Business
Education/Reference
Marketing/Merchandising
Non-Profit/Advocacy/NGO
Internet Services
Health
Online Shopping
Blogs/Wiki
General News
Travel

Top sites

Top-ranked sites that use these technologies.

Name
Rank
#424
#1,037
#1,209
#1,210
#2,304
View more ➝
Name
Rank
#4,116
#8,163
#8,815
#11,533
#12,308
View more ➝

See also

* According to recent studies, many of online reviews are fake.
When making your decision, it is better to rely on data that cannot be falsified.
Our service evaluates the popularity of technologies by the number of websites using them.

Statistics were last calculated on .
For details, see our methodology and disclaimer.