Closed source

pt

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Closed source

Quality:

Closed source - software or software development where the source code is not made public. Article “Closed source” in Portuguese Wikipedia has 6.4 points for quality (as of July 1, 2025).

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

Since the creation of article “Closed source”, its content was written by 13 registered users of Portuguese Wikipedia and edited by 147 registered Wikipedia users in all languages.

The article is cited 72 times in Portuguese Wikipedia and cited 764 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #10588 in October 2018
  • Global: #50575 in August 2004

The highest popularity rank from 2008:

  • Local (Portuguese): #1706 in July 2021
  • Global: #85301 in July 2022

There are 11 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, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Catalan (ca)
Codi tancat
14.3877
2Portuguese (pt)
Closed source
6.3603
3Japanese (ja)
クローズドソース
5.1576
4Romanian (ro)
Sursă închisă
4.987
5Ukrainian (uk)
Закритий початковий код
3.2025
6Vietnamese (vi)
Phần mềm nguồn đóng
3.0698
7Russian (ru)
Закрытый исходный код
2.4215
8Slovak (sk)
Closed source
1.4562
9Spanish (es)
Código cerrado
1.1156
10Dutch (nl)
Closed source
1.0912
More...

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

Most popular in all the time

The most popular language versions of the article "Closed source" in all the time
#LanguagePopularity awardRelative popularity
1Spanish (es)
Código cerrado
430 249
2Russian (ru)
Закрытый исходный код
168 953
3Portuguese (pt)
Closed source
137 569
4Simple English (simple)
Closed source
84 013
5Japanese (ja)
クローズドソース
78 487
6Dutch (nl)
Closed source
32 786
7Vietnamese (vi)
Phần mềm nguồn đóng
30 441
8Slovak (sk)
Closed source
8 127
9Romanian (ro)
Sursă închisă
7 736
10Catalan (ca)
Codi tancat
2 964
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Closed source" in June 2025
#LanguagePopularity awardRelative popularity
1Russian (ru)
Закрытый исходный код
699
2Simple English (simple)
Closed source
454
3Spanish (es)
Código cerrado
192
4Portuguese (pt)
Closed source
177
5Japanese (ja)
クローズドソース
174
6Dutch (nl)
Closed source
33
7Slovak (sk)
Closed source
18
8Ukrainian (uk)
Закритий початковий код
18
9Romanian (ro)
Sursă închisă
13
10Vietnamese (vi)
Phần mềm nguồn đóng
13
More...

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

The highest AI

Language versions of the article "Closed source" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1Spanish (es)
Código cerrado
31
2Russian (ru)
Закрытый исходный код
24
3Simple English (simple)
Closed source
21
4Japanese (ja)
クローズドソース
15
5Dutch (nl)
Closed source
13
6Portuguese (pt)
Closed source
13
7Vietnamese (vi)
Phần mềm nguồn đóng
13
8Ukrainian (uk)
Закритий початковий код
6
9Slovak (sk)
Closed source
5
10Catalan (ca)
Codi tancat
3
More...

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

The highest AI in June 2025

Language versions of the article "Closed source" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Codi tancat
1
2Japanese (ja)
クローズドソース
1
3Spanish (es)
Código cerrado
0
4Dutch (nl)
Closed source
0
5Portuguese (pt)
Closed source
0
6Romanian (ro)
Sursă închisă
0
7Russian (ru)
Закрытый исходный код
0
8Simple English (simple)
Closed source
0
9Slovak (sk)
Closed source
0
10Ukrainian (uk)
Закритий початковий код
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Closed source" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Dutch (nl)
Closed source
173
2Russian (ru)
Закрытый исходный код
149
3Japanese (ja)
クローズドソース
132
4Spanish (es)
Código cerrado
101
5Portuguese (pt)
Closed source
72
6Romanian (ro)
Sursă închisă
41
7Ukrainian (uk)
Закритий початковий код
39
8Simple English (simple)
Closed source
35
9Vietnamese (vi)
Phần mềm nguồn đóng
10
10Catalan (ca)
Codi tancat
6
More...

Scores

Estimated value for Wikipedia:
Portuguese:
Global:
Popularity in June 2025:
Portuguese:
Global:
Popularity in all years:
Portuguese:
Global:
Authors in June 2025:
Portuguese:
Global:
Registered authors in all years:
Portuguese:
Global:
Citations:
Portuguese:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Codi tancat
esSpanish
Código cerrado
jaJapanese
クローズドソース
nlDutch
Closed source
ptPortuguese
Closed source
roRomanian
Sursă închisă
ruRussian
Закрытый исходный код
simpleSimple English
Closed source
skSlovak
Closed source
ukUkrainian
Закритий початковий код
viVietnamese
Phần mềm nguồn đóng

Popularity rank trends

Best Rank Portuguese:
#1706
07.2021
Global:
#85301
07.2022

AI rank trends

Best Rank Portuguese:
#10588
10.2018
Global:
#50575
08.2004

Local popularity rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Closed source from Wikipedia articles about Microsoft Windows, IOS, WhatsApp, Windows 10 and Windows 7. Whereas reading the article about Closed source people most often go to Wikipedia articles on Proprietary software, Open-source software, Open source, Non-disclosure agreement and Source code.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Portuguese Wikipedia the most popular articles on that day were: Lucas Pinheiro Braathen, Jeffrey Epstein, Isadora Cruz, Shawn Mendes, Maria Quitéria, Arquivos de Epstein, Dia dos Namorados, Léa Garcia, Margaret Thatcher, Trace Brasil.

About WikiRank

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information