ReCAPTCHA

cs

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ReCAPTCHA

Quality:

ReCAPTCHA - CAPTCHA implementation owned by Google. This software is the 217th most popular in the global Wikipedia ranking of software and the 170th most popular software in Czech Wikipedia. Article “ReCAPTCHA” in Czech Wikipedia has 6.9 points for quality (as of July 1, 2026). The article contains 0 references and 5 sections.

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

Achievements in all the time:
Czech Wikipedia:
The 170th most popular in software in Czech Wikipedia.
Global Wikipedia:
The 217th most popular in software.
Achievements in the last month:
Czech Wikipedia:
The 921st most editable in Czech Wikipedia in the last month.

In June 2026 the article “ReCAPTCHA” was edited by 3 authors in Czech Wikipedia (921st place) and written by 19 authors in all languages.

Since the creation of article “ReCAPTCHA”, its content was written by 16 registered users of Czech Wikipedia and edited by 1057 registered Wikipedia users in all languages.

ReCAPTCHA is on the 170th place in local ranking of software in Czech Wikipedia and on the 217th place in global ranking of software in all the time.

The article is cited 5 times in Czech Wikipedia and cited 2908 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Czech): #659 in September 2009
  • Global: #9080 in May 2020

The highest popularity rank from 2008:

  • Local (Czech): #35134 in December 2014
  • Global: #35098 in December 2019

There are 33 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
ReCAPTCHA
68.4426
2Italian (it)
ReCAPTCHA
53.6178
3Romanian (ro)
ReCAPTCHA
47.375
4Turkish (tr)
ReCAPTCHA
37.4908
5Korean (ko)
ReCAPTCHA
36.4301
6Chinese (zh)
ReCAPTCHA
35.1731
7German (de)
ReCAPTCHA
34.7219
8Ukrainian (uk)
ReCAPTCHA
31.8527
9French (fr)
ReCAPTCHA
31.4526
10Japanese (ja)
ReCAPTCHA
31.1092
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 "ReCAPTCHA" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
ReCAPTCHA
2 675 869
2German (de)
ReCAPTCHA
416 585
3Japanese (ja)
ReCAPTCHA
376 327
4Russian (ru)
ReCAPTCHA
331 043
5Spanish (es)
ReCAPTCHA
318 988
6French (fr)
ReCAPTCHA
224 249
7Chinese (zh)
ReCAPTCHA
204 526
8Polish (pl)
ReCAPTCHA
166 443
9Portuguese (pt)
ReCAPTCHA
141 938
10Arabic (ar)
ري كابتشا
64 835
More...

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

Most popular in June 2026

The most popular language versions of the article "ReCAPTCHA" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
ReCAPTCHA
13 401
2Persian (fa)
ری‌کپچا
1 284
3French (fr)
ReCAPTCHA
1 247
4German (de)
ReCAPTCHA
948
5Spanish (es)
ReCAPTCHA
925
6Japanese (ja)
ReCAPTCHA
846
7Thai (th)
รีแคปต์ชา
806
8Portuguese (pt)
ReCAPTCHA
782
9Russian (ru)
ReCAPTCHA
465
10Chinese (zh)
ReCAPTCHA
402
More...

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

The highest AI

Language versions of the article "ReCAPTCHA" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
ReCAPTCHA
415
2German (de)
ReCAPTCHA
91
3Russian (ru)
ReCAPTCHA
69
4Spanish (es)
ReCAPTCHA
61
5French (fr)
ReCAPTCHA
60
6Chinese (zh)
ReCAPTCHA
41
7Polish (pl)
ReCAPTCHA
34
8Japanese (ja)
ReCAPTCHA
31
9Hebrew (he)
ReCAPTCHA
26
10Arabic (ar)
ري كابتشا
23
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 2026

Language versions of the article "ReCAPTCHA" with the highest AI in June 2026
#LanguageAI awardRelative AI
1English (en)
ReCAPTCHA
9
2Czech (cs)
ReCAPTCHA
3
3Persian (fa)
ری‌کپچا
2
4Korean (ko)
ReCAPTCHA
2
5Arabic (ar)
ري كابتشا
1
6Spanish (es)
ReCAPTCHA
1
7French (fr)
ReCAPTCHA
1
8Azerbaijani (az)
ReCAPTCHA
0
9Catalan (ca)
ReCAPTCHA
0
10German (de)
ReCAPTCHA
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 "ReCAPTCHA" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
ReCAPTCHA
589
2Chinese (zh)
ReCAPTCHA
386
3Japanese (ja)
ReCAPTCHA
314
4Portuguese (pt)
ReCAPTCHA
262
5French (fr)
ReCAPTCHA
220
6Turkish (tr)
ReCAPTCHA
207
7Ukrainian (uk)
ReCAPTCHA
205
8Persian (fa)
ری‌کپچا
193
9Hebrew (he)
ReCAPTCHA
118
10Dutch (nl)
ReCAPTCHA
90
More...

Scores

Estimated value for Wikipedia:
Czech:
Global:
Popularity in June 2026:
Czech:
Global:
Popularity in all years:
Czech:
Global:
Authors in June 2026:
Czech:
Global:
Registered authors in all years:
Czech:
Global:
Citations:
Czech:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
ري كابتشا
azAzerbaijani
ReCAPTCHA
caCatalan
ReCAPTCHA
csCzech
ReCAPTCHA
deGerman
ReCAPTCHA
elGreek
ReCAPTCHA
enEnglish
ReCAPTCHA
esSpanish
ReCAPTCHA
faPersian
ری‌کپچا
frFrench
ReCAPTCHA
heHebrew
ReCAPTCHA
huHungarian
ReCAPTCHA
idIndonesian
ReCAPTCHA
itItalian
ReCAPTCHA
jaJapanese
ReCAPTCHA
kaGeorgian
ReCAPTCHA
koKorean
ReCAPTCHA
nlDutch
ReCAPTCHA
noNorwegian
ReCAPTCHA
plPolish
ReCAPTCHA
ptPortuguese
ReCAPTCHA
roRomanian
ReCAPTCHA
ruRussian
ReCAPTCHA
simpleSimple English
ReCAPTCHA
skSlovak
ReCAPTCHA
srSerbian
ReCAPTCHA
svSwedish
Recaptcha
thThai
รีแคปต์ชา
trTurkish
ReCAPTCHA
ukUkrainian
ReCAPTCHA
uzUzbek
ReCAPTCHA
viVietnamese
ReCAPTCHA
zhChinese
ReCAPTCHA

Popularity rank trends

Best Rank Czech:
#35134
12.2014
Global:
#35098
12.2019

AI rank trends

Best Rank Czech:
#659
09.2009
Global:
#9080
05.2020

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on ReCAPTCHA from Wikipedia articles about CAPTCHA, Luis von Ahn, Google, Duolingo and Cloudflare. Whereas reading the article about ReCAPTCHA people most often go to Wikipedia articles on CAPTCHA, Luis von Ahn, Google, Manuel Blum and Programmer.

Cumulative results of quality and popularity of the Wikipedia article

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

simple: ReCAPTCHA

News from 1 July 2026

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 Czech Wikipedia the most popular articles on that day were: Simona Monyová, Konžská demokratická republika, Mistrovství světa ve fotbale 2026, Senegal, Boris Ingr, Sára Milfajtová, Barbora Krejčíková, Erling Haaland, Bitva na Sommě, Marko Čermák.

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 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