Extended BNF

Extended Backus–Naur form - family of metasyntax notations, any of which can be used to express a context-free grammar. This programming language is the 102^nd most popular in the global Wikipedia ranking of programming languages and the 121^st most popular programming language in Dutch Wikipedia. Article “Extended BNF” in Dutch Wikipedia has 11.5 points for quality (as of July 1, 2026). The article contains 1 references and 3 sections.

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

In June 2026 the article “Extended BNF” was edited by 1 authors in Dutch Wikipedia and written by 1 authors in all languages.

Since the creation of article “Extended BNF”, its content was written by 33 registered users of Dutch Wikipedia and edited by 506 registered Wikipedia users in all languages.

Extended Backus–Naur form is on the 121^st place in local ranking of programming languages in Dutch Wikipedia and on the 102^nd place in global ranking of programming languages in all the time.

The article is cited 7 times in Dutch Wikipedia and cited 213 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Dutch): #474 in January 2003
• Global: #8865 in August 2002

The highest popularity rank from 2008:

• Local (Dutch): #117352 in April 2009
• Global: #89601 in March 2014

There are 22 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) Extended Backus–Naur form		28.7718
2	German (de) Erweiterte Backus-Naur-Form		25.4925
3	Chinese (zh) 扩展巴科斯范式		23.1937
4	Italian (it) Extended Backus-Naur form		21.3301
5	Turkish (tr) Genişletilmiş Backus-Naur formu		20.897
6	Russian (ru) Расширенная форма Бэкуса — Наура		18.5974
7	Czech (cs) Rozvinutá Backusova–Naurova forma		16.7585
8	Catalan (ca) Forma de Backus i Naur Ampliada		14.2056
9	Danish (da) Udvidet Backus-Naur form		14.1899
10	Croatian (hr) Prošireni Backus-Naurov oblik		13.1941

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Extended Backus–Naur form		1 801 801
2	German (de) Erweiterte Backus-Naur-Form		452 385
3	Russian (ru) Расширенная форма Бэкуса — Наура		261 658
4	Japanese (ja) EBNF		102 691
5	Chinese (zh) 扩展巴科斯范式		72 990
6	Polish (pl) Notacja EBNF		58 590
7	French (fr) Extended Backus-Naur Form		52 064
8	Spanish (es) BNF extendido		31 765
9	Italian (it) Extended Backus-Naur form		28 503
10	Turkish (tr) Genişletilmiş Backus-Naur formu		20 210

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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 "Extended BNF" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Extended Backus–Naur form		6 542
2	German (de) Erweiterte Backus-Naur-Form		487
3	Russian (ru) Расширенная форма Бэкуса — Наура		315
4	Japanese (ja) EBNF		267
5	Chinese (zh) 扩展巴科斯范式		189
6	French (fr) Extended Backus-Naur Form		166
7	Spanish (es) BNF extendido		99
8	Polish (pl) Notacja EBNF		90
9	Czech (cs) Rozvinutá Backusova–Naurova forma		64
10	Portuguese (pt) Formalismo de Backus-Naur Estendido		45

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

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

#	Language	AI award	Relative AI
1	English (en) Extended Backus–Naur form		158
2	German (de) Erweiterte Backus-Naur-Form		89
3	French (fr) Extended Backus-Naur Form		33
4	Dutch (nl) Extended BNF		33
5	Italian (it) Extended Backus-Naur form		29
6	Russian (ru) Расширенная форма Бэкуса — Наура		26
7	Czech (cs) Rozvinutá Backusova–Naurova forma		16
8	Croatian (hr) Prošireni Backus-Naurov oblik		16
9	Japanese (ja) EBNF		16
10	Polish (pl) Notacja EBNF		14

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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 "Extended BNF" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Dutch (nl) Extended BNF		1
2	Catalan (ca) Forma de Backus i Naur Ampliada		0
3	Czech (cs) Rozvinutá Backusova–Naurova forma		0
4	Danish (da) Udvidet Backus-Naur form		0
5	German (de) Erweiterte Backus-Naur-Form		0
6	English (en) Extended Backus–Naur form		0
7	Esperanto (eo) EBNF		0
8	Spanish (es) BNF extendido		0
9	Persian (fa) فرم باکوس نائور توسعه یافته		0
10	French (fr) Extended Backus-Naur Form		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 "Extended BNF" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Extended Backus–Naur form		57
2	Japanese (ja) EBNF		20
3	German (de) Erweiterte Backus-Naur-Form		19
4	Russian (ru) Расширенная форма Бэкуса — Наура		19
5	Chinese (zh) 扩展巴科斯范式		14
6	Ukrainian (uk) Розширена нотація Бекуса — Наура		10
7	French (fr) Extended Backus-Naur Form		8
8	Korean (ko) EBNF		8
9	Czech (cs) Rozvinutá Backusova–Naurova forma		7
10	Danish (da) Udvidet Backus-Naur form		7

More...

#	Language	Value
ca	Catalan Forma de Backus i Naur Ampliada
cs	Czech Rozvinutá Backusova–Naurova forma
da	Danish Udvidet Backus-Naur form
de	German Erweiterte Backus-Naur-Form
en	English Extended Backus–Naur form
eo	Esperanto EBNF
es	Spanish BNF extendido
fa	Persian فرم باکوس نائور توسعه یافته
fr	French Extended Backus-Naur Form
hr	Croatian Prošireni Backus-Naurov oblik
hy	Armenian Բեկուս-Նուարի ընդլայնված ձև
it	Italian Extended Backus-Naur form
ja	Japanese EBNF
ko	Korean EBNF
nl	Dutch Extended BNF
pl	Polish Notacja EBNF
pt	Portuguese Formalismo de Backus-Naur Estendido
ru	Russian Расширенная форма Бэкуса — Наура
sr	Serbian Проширена Бакус–Наурова форма
tr	Turkish Genişletilmiş Backus-Naur formu
uk	Ukrainian Розширена нотація Бекуса — Наура
zh	Chinese 扩展巴科斯范式

Best Rank

Dutch: #117352 04.2009

Global: #89601 03.2014

Best Rank

Dutch: #474 01.2003

Global: #8865 08.2002

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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