WorldCat

WorldCat - international union library catalog. This website is the 510^th most popular in the global Wikipedia ranking of websites and the 514^th most popular website in English Wikipedia. Article “WorldCat” in English Wikipedia has 43.1 points for quality (as of July 1, 2025). The article contains 38 references and 6 sections.

This article has the best quality in Norwegian (Nynorsk) Wikipedia. However, this article is the most popular in English version.

In June 2025 the article “WorldCat” was edited by 1 authors in English Wikipedia and written by 4 authors in all languages.

Since the creation of article “WorldCat”, its content was written by 201 registered users of English Wikipedia and edited by 659 registered Wikipedia users in all languages.

WorldCat is on the 514^th place in local ranking of websites in English Wikipedia and on the 510^th place in global ranking of websites in all the time.

The article is cited 4109 times in English Wikipedia (6184^th place) and cited 850521 times in all languages (99^th place).

The highest Authors Interest rank from 2001:

• Local (English): #12636 in November 2019
• Global: #10804 in September 2012

The highest popularity rank from 2008:

• Local (English): #17039 in October 2019
• Global: #29127 in October 2019

There are 42 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	Norwegian (Nynorsk) (nn) WorldCat		44.0865
2	English (en) WorldCat		43.0623
3	Croatian (hr) WorldCat		38.9946
4	German (de) WorldCat		36.7071
5	Slovenian (sl) WorldCat		35.3336
6	Spanish (es) WorldCat		35.2906
7	Turkish (tr) WorldCat		34.6569
8	Malay (ms) WorldCat		30.6742
9	Indonesian (id) WorldCat		30.622
10	Serbo-Croatian (sh) WorldCat		28.7687

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

The most popular language versions of the article "WorldCat" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) WorldCat		2 349 238
2	German (de) WorldCat		199 785
3	Russian (ru) WorldCat		171 343
4	Chinese (zh) WorldCat		112 836
5	Spanish (es) WorldCat		110 325
6	French (fr) WorldCat		110 163
7	Italian (it) WorldCat		104 128
8	Polish (pl) WorldCat		80 552
9	Japanese (ja) WorldCat		77 087
10	Czech (cs) WorldCat		53 924

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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 "WorldCat" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) WorldCat		5 391
2	Russian (ru) WorldCat		1 402
3	Chinese (zh) WorldCat		740
4	German (de) WorldCat		403
5	French (fr) WorldCat		350
6	Dutch (nl) WorldCat		279
7	Italian (it) WorldCat		231
8	Spanish (es) WorldCat		178
9	Japanese (ja) WorldCat		167
10	Turkish (tr) WorldCat		131

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

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

#	Language	AI award	Relative AI
1	English (en) WorldCat		201
2	German (de) WorldCat		72
3	Russian (ru) WorldCat		42
4	French (fr) WorldCat		36
5	Italian (it) WorldCat		29
6	Dutch (nl) WorldCat		27
7	Spanish (es) WorldCat		24
8	Hebrew (he) WorldCat		21
9	Chinese (zh) WorldCat		20
10	Japanese (ja) WorldCat		15

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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 "WorldCat" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) وورلد كات		1
2	English (en) WorldCat		1
3	Persian (fa) ورلدکت		1
4	French (fr) WorldCat		1
5	Belarusian (be) WorldCat		0
6	Catalan (ca) WorldCat		0
7	Czech (cs) WorldCat		0
8	Danish (da) WorldCat		0
9	German (de) WorldCat		0
10	Greek (el) WorldCat		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 "WorldCat" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Russian (ru) WorldCat		230 696
2	Hebrew (he) WorldCat		118 266
3	Romanian (ro) WorldCat		95 009
4	Turkish (tr) WorldCat		89 111
5	Dutch (nl) WorldCat		81 110
6	Czech (cs) WorldCat		80 246
7	Hungarian (hu) WorldCat		68 682
8	Greek (el) WorldCat		36 908
9	Slovak (sk) WorldCat		18 215
10	Vietnamese (vi) WorldCat		14 295

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#	Language	Value
ar	Arabic وورلد كات
be	Belarusian WorldCat
ca	Catalan WorldCat
cs	Czech WorldCat
da	Danish WorldCat
de	German WorldCat
el	Greek WorldCat
en	English WorldCat
eo	Esperanto WorldCat
es	Spanish WorldCat
fa	Persian ورلدکت
fi	Finnish WorldCat
fr	French WorldCat
gl	Galician WorldCat
he	Hebrew WorldCat
hr	Croatian WorldCat
hu	Hungarian WorldCat
id	Indonesian WorldCat
it	Italian WorldCat
ja	Japanese WorldCat
ka	Georgian WorldCat
ko	Korean 월드캣
la	Latin WorldCat
lt	Lithuanian WorldCat
ms	Malay WorldCat
nl	Dutch WorldCat
nn	Norwegian (Nynorsk) WorldCat
no	Norwegian WorldCat
pl	Polish WorldCat
pt	Portuguese WorldCat
ro	Romanian WorldCat
ru	Russian WorldCat
sh	Serbo-Croatian WorldCat
simple	Simple English WorldCat
sk	Slovak WorldCat
sl	Slovenian WorldCat
sr	Serbian WorldCat
sv	Swedish Worldcat
tr	Turkish WorldCat
uk	Ukrainian WorldCat
vi	Vietnamese WorldCat
zh	Chinese WorldCat

Best Rank

English: #17039 10.2019

Global: #29127 10.2019

Best Rank

English: #12636 11.2019

Global: #10804 09.2012

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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