PDF.js

PDF.js - PDF viewer in JavaScript included in Mozilla Firefox. This software is the 1905^th most popular in the global Wikipedia ranking of software and the 871^st most popular software in Italian Wikipedia. Article "PDF.js" in Italian Wikipedia has 30.1 points for quality (as of July 1, 2025). The article contains 29 references and 3 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that language version.

In June 2025 the article "PDF.js" was edited by 1 authors in Italian Wikipedia and written by 3 authors in all languages.

Since the creation of article "PDF.js", its content was written by 19 registered users of Italian Wikipedia and edited by 140 registered Wikipedia users in all languages.

PDF.js is on the 871^st place in local ranking of software in Italian Wikipedia and on the 1905^th place in global ranking of software in all the time.

The article is cited 44 times in Italian Wikipedia and cited 397 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #33000 in July 2014
• Global: #48071 in November 2023

The highest popularity rank from 2008:

• Local (Italian): #221389 in June 2016
• Global: #466831 in December 2021

There are 19 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) PDF.js		41.9756
2	Turkish (tr) PDF.js		41.3134
3	Indonesian (id) PDF.js		38.4027
4	Greek (el) PDF.js		33.4882
5	Vietnamese (vi) PDF.js		33.1125
6	Spanish (es) PDF.js		33.0138
7	Portuguese (pt) PDF.js		31.8921
8	French (fr) PDF.js		31.0229
9	Polish (pl) PDF.js		30.8021
10	Italian (it) PDF.js		30.0703

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "PDF.js" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) PDF.js		202 764
2	Russian (ru) PDF.js		40 447
3	German (de) PDF.js		22 885
4	Chinese (zh) PDF.js		19 265
5	Japanese (ja) PDF.js		16 354
6	Italian (it) PDF.js		12 593
7	Ukrainian (uk) Pdf.js		2 635
8	Persian (fa) PDF.js		2 537
9	Esperanto (eo) PDF.js		1 775
10	French (fr) PDF.js		1 564

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "PDF.js" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) PDF.js		915
2	Japanese (ja) PDF.js		180
3	Chinese (zh) PDF.js		142
4	Russian (ru) PDF.js		83
5	Italian (it) PDF.js		80
6	German (de) PDF.js		71
7	French (fr) PDF.js		69
8	Korean (ko) PDF.js		37
9	Portuguese (pt) PDF.js		31
10	Spanish (es) PDF.js		26

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "PDF.js" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) PDF.js		61
2	Italian (it) PDF.js		19
3	German (de) PDF.js		11
4	Russian (ru) PDF.js		9
5	Esperanto (eo) PDF.js		6
6	French (fr) PDF.js		6
7	Ukrainian (uk) Pdf.js		5
8	Japanese (ja) PDF.js		4
9	Persian (fa) PDF.js		3
10	Indonesian (id) PDF.js		3

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "PDF.js" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Greek (el) PDF.js		1
2	Italian (it) PDF.js		1
3	Japanese (ja) PDF.js		1
4	German (de) PDF.js		0
5	English (en) PDF.js		0
6	Esperanto (eo) PDF.js		0
7	Spanish (es) PDF.js		0
8	Persian (fa) PDF.js		0
9	French (fr) PDF.js		0
10	Indonesian (id) PDF.js		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "PDF.js" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) PDF.js		131
2	Chinese (zh) PDF.js		94
3	Italian (it) PDF.js		44
4	Persian (fa) PDF.js		32
5	Polish (pl) PDF.js		24
6	Vietnamese (vi) PDF.js		24
7	Turkish (tr) PDF.js		18
8	Russian (ru) PDF.js		10
9	German (de) PDF.js		5
10	Ukrainian (uk) Pdf.js		4

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#	Language	Value
de	German PDF.js
el	Greek PDF.js
en	English PDF.js
eo	Esperanto PDF.js
es	Spanish PDF.js
fa	Persian PDF.js
fr	French PDF.js
id	Indonesian PDF.js
it	Italian PDF.js
ja	Japanese PDF.js
ko	Korean PDF.js
pl	Polish PDF.js
pt	Portuguese PDF.js
ru	Russian PDF.js
th	Thai พีดีเอฟดอตเจเอส
tr	Turkish PDF.js
uk	Ukrainian Pdf.js
vi	Vietnamese PDF.js
zh	Chinese PDF.js

Best Rank

Italian: #221389 06.2016

Global: #466831 12.2021

Best Rank

Italian: #33000 07.2014

Global: #48071 11.2023

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In Italian Wikipedia the most popular articles on that day were: La dea fortuna, Gabriel Diallo, Eccidio di Sant'Anna di Stazzema, Raimondo Vianello, Mercoledì (serie televisiva), Mia Martini, Anna (rapper), Sandra Mondaini, Adrian Mannarino, Gianluigi Donnarumma.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information