Ladder diagram

Ladder logic - programming language that represents a program by a graphical diagram based on the circuit diagrams of relay logic hardware; used to develop software for programmable logic controllers used in industrial control applications. This programming language is the 68^th most popular in the global Wikipedia ranking of programming languages and the 101^st most popular programming language in Russian Wikipedia. Article “Ladder diagram” in Russian Wikipedia has 3.9 points for quality (as of July 1, 2026). The article contains 0 references and 2 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.7 points.

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

Since the creation of article “Ladder diagram”, its content was written by 32 registered users of Russian Wikipedia and edited by 471 registered Wikipedia users in all languages.

Ladder logic is on the 101^st place in local ranking of programming languages in Russian Wikipedia and on the 68^th place in global ranking of programming languages in all the time.

The article is cited 26 times in Russian Wikipedia and cited 238 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Russian): #8805 in September 2007
• Global: #11784 in July 2002

The highest popularity rank from 2008:

• Local (Russian): #50369 in June 2010
• Global: #45333 in April 2008

There are 21 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	Spanish (es) Lenguaje ladder		33.9516
2	Turkish (tr) Merdiven mantığı		31.6968
3	English (en) Ladder logic		30.5975
4	Polish (pl) Język drabinkowy		28.7038
5	Portuguese (pt) Linguagem ladder		23.3658
6	Ukrainian (uk) Ladder diagram		18.1899
7	Finnish (fi) Tikapuulogiikka		12.8553
8	Indonesian (id) Logika tangga		11.4097
9	Serbian (sr) Мердевинска логика		11.2452
10	French (fr) Langage Ladder		9.2193

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Ladder logic		2 541 741
2	Spanish (es) Lenguaje ladder		869 372
3	Japanese (ja) ラダー・ロジック		581 871
4	French (fr) Langage Ladder		337 804
5	Portuguese (pt) Linguagem ladder		308 606
6	Russian (ru) Ladder diagram		282 927
7	German (de) Kontaktplan		263 137
8	Italian (it) Ladder diagram		161 852
9	Polish (pl) Język drabinkowy		47 916
10	Dutch (nl) Ladderdiagram		34 664

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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 "Ladder diagram" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Ladder logic		3 727
2	Russian (ru) Ladder diagram		530
3	French (fr) Langage Ladder		509
4	German (de) Kontaktplan		450
5	Japanese (ja) ラダー・ロジック		437
6	Spanish (es) Lenguaje ladder		402
7	Portuguese (pt) Linguagem ladder		271
8	Polish (pl) Język drabinkowy		245
9	Italian (it) Ladder diagram		168
10	Chinese (zh) 梯形逻辑		156

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

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

#	Language	AI award	Relative AI
1	English (en) Ladder logic		148
2	French (fr) Langage Ladder		44
3	Italian (it) Ladder diagram		40
4	Spanish (es) Lenguaje ladder		37
5	German (de) Kontaktplan		35
6	Russian (ru) Ladder diagram		32
7	Japanese (ja) ラダー・ロジック		27
8	Dutch (nl) Ladderdiagram		24
9	Portuguese (pt) Linguagem ladder		15
10	Arabic (ar) برمجة سلمية		12

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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 "Ladder diagram" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) برمجة سلمية		1
2	German (de) Kontaktplan		1
3	Belarusian (be) Ladder Diagram		0
4	English (en) Ladder logic		0
5	Spanish (es) Lenguaje ladder		0
6	Basque (eu) Ladder diagrama		0
7	Finnish (fi) Tikapuulogiikka		0
8	French (fr) Langage Ladder		0
9	Indonesian (id) Logika tangga		0
10	Italian (it) Ladder diagram		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 "Ladder diagram" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Japanese (ja) ラダー・ロジック		58
2	English (en) Ladder logic		44
3	Russian (ru) Ladder diagram		26
4	German (de) Kontaktplan		17
5	French (fr) Langage Ladder		14
6	Ukrainian (uk) Ladder diagram		14
7	Spanish (es) Lenguaje ladder		10
8	Italian (it) Ladder diagram		9
9	Portuguese (pt) Linguagem ladder		9
10	Korean (ko) 래더 로직		8

More...

#	Language	Value
ar	Arabic برمجة سلمية
be	Belarusian Ladder Diagram
de	German Kontaktplan
en	English Ladder logic
es	Spanish Lenguaje ladder
eu	Basque Ladder diagrama
fi	Finnish Tikapuulogiikka
fr	French Langage Ladder
id	Indonesian Logika tangga
it	Italian Ladder diagram
ja	Japanese ラダー・ロジック
ko	Korean 래더 로직
nl	Dutch Ladderdiagram
pl	Polish Język drabinkowy
pt	Portuguese Linguagem ladder
ru	Russian Ladder diagram
sr	Serbian Мердевинска логика
sv	Swedish Ladderdiagram
tr	Turkish Merdiven mantığı
uk	Ukrainian Ladder diagram
zh	Chinese 梯形逻辑

Best Rank

Russian: #50369 06.2010

Global: #45333 04.2008

Best Rank

Russian: #8805 09.2007

Global: #11784 07.2002

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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