Year 2000 problem

Quality:

Year 2000 problem - class of computer bugs related to dates beginning in the year 2000. Article “Year 2000 problem” in English Wikipedia has 93.2 points for quality (as of July 1, 2026). The article contains 194 references and 31 sections.

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

Achievements in all the time:

English Wikipedia:

en

The 4840^th most editable in English Wikipedia.

Global Wikipedia:

The 8962^nd most popular in AI.

In June 2026 the article “Year 2000 problem” was edited by 5 authors in English Wikipedia and written by 18 authors in all languages.

Since the creation of article “Year 2000 problem”, its content was written by 1154 registered users of English Wikipedia (4840^th place) and edited by 2711 registered Wikipedia users in all languages (8962^nd place).

The article is cited 645 times in English Wikipedia and cited 2340 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #17 in October 2001
• Global: #18 in October 2001

The highest popularity rank from 2008:

• Local (English): #3423 in January 2010
• Global: #4027 in December 2012

There are 40 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) Year 2000 problem		93.1973
2	Chinese (zh) 2000年问题		80.8846
3	Italian (it) Millennium bug		45.3402
4	Japanese (ja) 2000年問題		39.8849
5	Hebrew (he) באג 2000		36.8967
6	Thai (th) ปัญหาปี ค.ศ. 2000		36.7321
7	French (fr) Passage informatique à l'an 2000		35.81
8	Catalan (ca) Problema de l'any 2000		35.1647
9	Hungarian (hu) A 2000. év problémája		32.0195
10	Serbian (sr) Миленијумски баг		31.7446

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

#	Language	Popularity award	Relative popularity
1	English (en) Year 2000 problem		11 818 879
2	Spanish (es) Problema del año 2000		1 867 754
3	Japanese (ja) 2000年問題		1 535 175
4	Russian (ru) Проблема 2000 года		854 030
5	German (de) Jahr-2000-Problem		742 977
6	Italian (it) Millennium bug		694 474
7	Chinese (zh) 2000年问题		683 447
8	French (fr) Passage informatique à l'an 2000		655 259
9	Portuguese (pt) Bug do milênio		650 259
10	Polish (pl) Problem roku 2000		366 216

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

#	Language	Popularity award	Relative popularity
1	English (en) Year 2000 problem		32 640
2	Japanese (ja) 2000年問題		2 563
3	Russian (ru) Проблема 2000 года		2 305
4	Chinese (zh) 2000年问题		2 186
5	Spanish (es) Problema del año 2000		2 103
6	German (de) Jahr-2000-Problem		1 563
7	French (fr) Passage informatique à l'an 2000		1 450
8	Italian (it) Millennium bug		1 418
9	Polish (pl) Problem roku 2000		1 058
10	Portuguese (pt) Bug do milênio		843

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

#	Language	AI award	Relative AI
1	English (en) Year 2000 problem		1 154
2	French (fr) Passage informatique à l'an 2000		200
3	German (de) Jahr-2000-Problem		159
4	Spanish (es) Problema del año 2000		131
5	Japanese (ja) 2000年問題		121
6	Italian (it) Millennium bug		101
7	Chinese (zh) 2000年问题		90
8	Dutch (nl) Millenniumbug		74
9	Russian (ru) Проблема 2000 года		74
10	Hebrew (he) באג 2000		61

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

#	Language	AI award	Relative AI
1	English (en) Year 2000 problem		5
2	Serbian (sr) Миленијумски баг		5
3	Italian (it) Millennium bug		2
4	Russian (ru) Проблема 2000 года		2
5	Catalan (ca) Problema de l'any 2000		1
6	Spanish (es) Problema del año 2000		1
7	Vietnamese (vi) Sự cố máy tính năm 2000		1
8	Chinese (zh) 2000年问题		1
9	Arabic (ar) مشكلة سنة 2000		0
10	Azerbaijani (az) 2000-ci il problemi		0

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

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