C99

C99 - version of the C programming language standard. Article “C99” in Polish Wikipedia has 13.6 points for quality (as of July 1, 2026). The article contains 3 references and 3 sections.

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

Since the creation of article “C99”, its content was written by 20 registered users of Polish Wikipedia and edited by 276 registered Wikipedia users in all languages.

The article is cited 15 times in Polish Wikipedia and cited 889 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Polish): #2378 in October 2025
• Global: #54370 in August 2003

The highest popularity rank from 2008:

• Local (Polish): #53200 in December 2008
• Global: #92807 in March 2015

There are 14 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, 2026 (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) C99		51.2503
2	Spanish (es) C99 (Estándar de C)		38.1592
3	Finnish (fi) C99		28.1273
4	Chinese (zh) C99		21.6455
5	Norwegian (no) C99		21.3533
6	Catalan (ca) C99		18.9635
7	Japanese (ja) C99		16.5763
8	Ukrainian (uk) C99		15.6603
9	Russian (ru) C99		14.8434
10	Polish (pl) C99		13.5737

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

The most popular language versions of the article "C99" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) C99		1 931 000
2	Japanese (ja) C99		276 546
3	Russian (ru) C99		157 306
4	Chinese (zh) C99		73 256
5	Polish (pl) C99		70 701
6	Korean (ko) C99		56 772
7	Spanish (es) C99 (Estándar de C)		13 746
8	Swedish (sv) C99		8 277
9	Italian (it) C99 (linguaggio di programmazione)		2 612
10	Finnish (fi) C99		2 358

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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 "C99" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) C99		3 314
2	Japanese (ja) C99		322
3	Chinese (zh) C99		236
4	Russian (ru) C99		176
5	Korean (ko) C99		114
6	Spanish (es) C99 (Estándar de C)		112
7	Polish (pl) C99		48
8	Italian (it) C99 (linguaggio di programmazione)		32
9	Finnish (fi) C99		19
10	Swedish (sv) C99		18

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

Language versions of the article "C99" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) C99		152
2	Japanese (ja) C99		31
3	Russian (ru) C99		28
4	Polish (pl) C99		20
5	Italian (it) C99 (linguaggio di programmazione)		12
6	Korean (ko) C99		9
7	Chinese (zh) C99		9
8	Arabic (ar) سي99		3
9	Swedish (sv) C99		3
10	Catalan (ca) C99		2

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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 "C99" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) سي99		0
2	Catalan (ca) C99		0
3	English (en) C99		0
4	Spanish (es) C99 (Estándar de C)		0
5	Finnish (fi) C99		0
6	Italian (it) C99 (linguaggio di programmazione)		0
7	Japanese (ja) C99		0
8	Korean (ko) C99		0
9	Norwegian (no) C99		0
10	Polish (pl) C99		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 "C99" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Italian (it) C99 (linguaggio di programmazione)		179
2	English (en) C99		171
3	Japanese (ja) C99		131
4	Russian (ru) C99		96
5	Chinese (zh) C99		85
6	Korean (ko) C99		81
7	Ukrainian (uk) C99		45
8	Arabic (ar) سي99		26
9	Spanish (es) C99 (Estándar de C)		22
10	Polish (pl) C99		15

More...

#	Language	Value
ar	Arabic سي99
ca	Catalan C99
en	English C99
es	Spanish C99 (Estándar de C)
fi	Finnish C99
it	Italian C99 (linguaggio di programmazione)
ja	Japanese C99
ko	Korean C99
no	Norwegian C99
pl	Polish C99
ru	Russian C99
sv	Swedish C99
uk	Ukrainian C99
zh	Chinese C99

Best Rank

Polish: #53200 12.2008

Global: #92807 03.2015

Best Rank

Polish: #2378 10.2025

Global: #54370 08.2003

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information