ACL2

ACL2 - software system consisting of a programming language, an extensible theory in a first-order logic, and an automated theorem prover. This programming language is the 506^th most popular in the global Wikipedia ranking of programming languages and the 460^th most popular programming language in English Wikipedia. Article “ACL2” in English Wikipedia has 22.3 points for quality (as of July 1, 2026). The article contains 6 references and 5 sections.

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

Since the creation of article “ACL2”, its content was written by 45 registered users of English Wikipedia and edited by 61 registered Wikipedia users in all languages.

ACL2 is on the 460^th place in local ranking of programming languages in English Wikipedia and on the 506^th place in global ranking of programming languages in all the time.

The article is cited 84 times in English Wikipedia and cited 95 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #18343 in January 2003
• Global: #23685 in January 2003

The highest popularity rank from 2008:

• Local (English): #540806 in April 2010
• Global: #768472 in April 2010

There are 3 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) ACL2		22.2658
2	Chinese (zh) ACL2		21.7198
3	Spanish (es) ACL2		12.901

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

The most popular language versions of the article "ACL2" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) ACL2		157 441
2	Spanish (es) ACL2		14 147
3	Chinese (zh) ACL2		7 234

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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 "ACL2" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) ACL2		513
2	Chinese (zh) ACL2		65
3	Spanish (es) ACL2		15

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

Language versions of the article "ACL2" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) ACL2		45
2	Spanish (es) ACL2		9
3	Chinese (zh) ACL2		7

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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 "ACL2" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) ACL2		0
2	Spanish (es) ACL2		0
3	Chinese (zh) ACL2		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 "ACL2" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) ACL2		84
2	Spanish (es) ACL2		6
3	Chinese (zh) ACL2		5

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#	Language	Value
en	English ACL2
es	Spanish ACL2
zh	Chinese ACL2

Best Rank

English: #540806 04.2010

Global: #768472 04.2010

Best Rank

English: #18343 01.2003

Global: #23685 01.2003

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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