AVL tree

AVL tree - one kind of self-balancing binary search tree. Article “AVL tree” in English Wikipedia has 55.5 points for quality (as of July 1, 2026). The article contains 31 references and 17 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.92 points.

This article has the best quality in German Wikipedia. However, this article is the most popular in English version.

In June 2026 the article “AVL tree” was edited by 1 authors in English Wikipedia and written by 5 authors in all languages.

Since the creation of article “AVL tree”, its content was written by 314 registered users of English Wikipedia and edited by 1105 registered Wikipedia users in all languages.

The article is cited 155 times in English Wikipedia and cited 967 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1683 in October 2001
• Global: #1942 in October 2001

The highest popularity rank from 2008:

• Local (English): #16793 in November 2014
• Global: #23704 in November 2014

There are 30 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	German (de) AVL-Baum		71.1535
2	English (en) AVL tree		55.4558
3	Portuguese (pt) Árvore AVL		49.465
4	Greek (el) Δέντρο AVL		36.4306
5	Spanish (es) Árbol AVL		32.3485
6	Persian (fa) درخت ای‌وی‌ال		32.1329
7	Chinese (zh) AVL树		31.4753
8	Bulgarian (bg) АВЛ Дърво		29.108
9	French (fr) Arbre AVL		28.7617
10	Turkish (tr) AVL ağacı		26.7987

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

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

#	Language	Popularity award	Relative popularity
1	English (en) AVL tree		5 080 758
2	Russian (ru) АВЛ-дерево		730 877
3	German (de) AVL-Baum		636 228
4	Spanish (es) Árbol AVL		530 156
5	Chinese (zh) AVL树		439 540
6	Portuguese (pt) Árvore AVL		359 839
7	Polish (pl) Drzewo AVL		260 830
8	French (fr) Arbre AVL		176 513
9	Hebrew (he) עץ AVL		144 226
10	Vietnamese (vi) Cây AVL		133 483

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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 "AVL tree" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) AVL tree		5 931
2	Russian (ru) АВЛ-дерево		1 277
3	German (de) AVL-Baum		1 135
4	Chinese (zh) AVL树		435
5	Portuguese (pt) Árvore AVL		375
6	Polish (pl) Drzewo AVL		344
7	Spanish (es) Árbol AVL		309
8	Japanese (ja) AVL木		281
9	French (fr) Arbre AVL		268
10	Hebrew (he) עץ AVL		210

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

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

#	Language	AI award	Relative AI
1	English (en) AVL tree		314
2	German (de) AVL-Baum		159
3	French (fr) Arbre AVL		74
4	Russian (ru) АВЛ-дерево		64
5	Spanish (es) Árbol AVL		50
6	Portuguese (pt) Árvore AVL		46
7	Italian (it) Albero AVL		45
8	Hebrew (he) עץ AVL		41
9	Chinese (zh) AVL树		40
10	Polish (pl) Drzewo AVL		37

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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 "AVL tree" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) شجرة أدلسن فالسكي ولانديس		2
2	German (de) AVL-Baum		1
3	English (en) AVL tree		1
4	Slovak (sk) AVL strom		1
5	Bulgarian (bg) АВЛ Дърво		0
6	Czech (cs) AVL-strom		0
7	Danish (da) AVL-træ		0
8	Greek (el) Δέντρο AVL		0
9	Spanish (es) Árbol AVL		0
10	Persian (fa) درخت ای‌وی‌ال		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 "AVL tree" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) AVL tree		155
2	Chinese (zh) AVL树		84
3	Russian (ru) АВЛ-дерево		81
4	Ukrainian (uk) АВЛ-дерево		72
5	French (fr) Arbre AVL		68
6	Persian (fa) درخت ای‌وی‌ال		66
7	Japanese (ja) AVL木		63
8	Portuguese (pt) Árvore AVL		48
9	Hebrew (he) עץ AVL		44
10	Italian (it) Albero AVL		39

More...

#	Language	Value
ar	Arabic شجرة أدلسن فالسكي ولانديس
bg	Bulgarian АВЛ Дърво
cs	Czech AVL-strom
da	Danish AVL-træ
de	German AVL-Baum
el	Greek Δέντρο AVL
en	English AVL tree
es	Spanish Árbol AVL
fa	Persian درخت ای‌وی‌ال
fi	Finnish AVL-puu
fr	French Arbre AVL
he	Hebrew עץ AVL
hr	Croatian AVL stablo
hu	Hungarian AVL-fa
id	Indonesian Pohon AVL
it	Italian Albero AVL
ja	Japanese AVL木
ko	Korean AVL 트리
lt	Lithuanian AVL medis
pl	Polish Drzewo AVL
pt	Portuguese Árvore AVL
ru	Russian АВЛ-дерево
sk	Slovak AVL strom
sl	Slovenian AVL-drevo
sr	Serbian АВЛ-стабло
sv	Swedish AVL-träd
tr	Turkish AVL ağacı
uk	Ukrainian АВЛ-дерево
vi	Vietnamese Cây AVL
zh	Chinese AVL树

Best Rank

English: #16793 11.2014

Global: #23704 11.2014

Best Rank

English: #1683 10.2001

Global: #1942 10.2001

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