Universal Disk Format

Universal Disk Format - vendor-neutral file system, used in practice for DVDs and other optical discs. This software is the 205^th most popular in the global Wikipedia ranking of software and the 199^th most popular software in Italian Wikipedia. Article “Universal Disk Format” in Italian Wikipedia has 4.8 points for quality (as of July 1, 2025). The article contains 0 references and 4 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.26 points.

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

Since the creation of article “Universal Disk Format”, its content was written by 38 registered users of Italian Wikipedia and edited by 693 registered Wikipedia users in all languages.

Universal Disk Format is on the 199^th place in local ranking of software in Italian Wikipedia and on the 205^th place in global ranking of software in all the time.

The article is cited 414 times in Italian Wikipedia and cited 3694 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #1287 in January 2005
• Global: #553 in March 2002

The highest popularity rank from 2008:

• Local (Italian): #25282 in January 2008
• Global: #20155 in January 2009

There are 24 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.

#	Language	Quality grade	Quality score
1	English (en) Universal Disk Format		70.9107
2	Chinese (zh) 通用光碟格式		39.9605
3	German (de) Universal Disk Format		24.8907
4	Vietnamese (vi) Universal Disk Format		22.4529
5	Lithuanian (lt) UDF		21.1177
6	Russian (ru) Universal Disk Format		20.9314
7	Korean (ko) 유니버설 디스크 포맷		18.499
8	Arabic (ar) صيغة القرص العالمية		16.3223
9	French (fr) Universal Disk Format		14.7967
10	Japanese (ja) ユニバーサルディスクフォーマット		10.9243

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

The most popular language versions of the article "Universal Disk Format" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Universal Disk Format		2 527 268
2	Japanese (ja) ユニバーサルディスクフォーマット		712 926
3	German (de) Universal Disk Format		522 582
4	Russian (ru) Universal Disk Format		412 658
5	Spanish (es) Universal Disk Format		260 739
6	Polish (pl) Universal Disk Format		211 561
7	French (fr) Universal Disk Format		126 115
8	Italian (it) Universal Disk Format		109 331
9	Chinese (zh) 通用光碟格式		95 579
10	Dutch (nl) Universal Disk Format		58 009

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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 "Universal Disk Format" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Universal Disk Format		3 079
2	Japanese (ja) ユニバーサルディスクフォーマット		516
3	Russian (ru) Universal Disk Format		324
4	German (de) Universal Disk Format		287
5	Chinese (zh) 通用光碟格式		270
6	Spanish (es) Universal Disk Format		155
7	French (fr) Universal Disk Format		139
8	Polish (pl) Universal Disk Format		88
9	Italian (it) Universal Disk Format		82
10	Turkish (tr) Evrensel Disk Biçimi		66

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

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

#	Language	AI award	Relative AI
1	English (en) Universal Disk Format		213
2	German (de) Universal Disk Format		89
3	French (fr) Universal Disk Format		62
4	Russian (ru) Universal Disk Format		48
5	Italian (it) Universal Disk Format		38
6	Japanese (ja) ユニバーサルディスクフォーマット		35
7	Polish (pl) Universal Disk Format		32
8	Chinese (zh) 通用光碟格式		30
9	Dutch (nl) Universal Disk Format		26
10	Spanish (es) Universal Disk Format		18

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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 "Universal Disk Format" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) صيغة القرص العالمية		0
2	Catalan (ca) Universal Disk Format		0
3	Czech (cs) Universal Disk Format		0
4	Danish (da) UDF		0
5	German (de) Universal Disk Format		0
6	English (en) Universal Disk Format		0
7	Spanish (es) Universal Disk Format		0
8	French (fr) Universal Disk Format		0
9	Italian (it) Universal Disk Format		0
10	Japanese (ja) ユニバーサルディスクフォーマット		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 "Universal Disk Format" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Universal Disk Format		935
2	Italian (it) Universal Disk Format		414
3	Chinese (zh) 通用光碟格式		353
4	Russian (ru) Universal Disk Format		336
5	Korean (ko) 유니버설 디스크 포맷		307
6	Japanese (ja) ユニバーサルディスクフォーマット		285
7	Ukrainian (uk) UDF		189
8	French (fr) Universal Disk Format		142
9	Portuguese (pt) Universal Disk Format		141
10	Turkish (tr) Evrensel Disk Biçimi		123

More...

#	Language	Value
ar	Arabic صيغة القرص العالمية
ca	Catalan Universal Disk Format
cs	Czech Universal Disk Format
da	Danish UDF
de	German Universal Disk Format
en	English Universal Disk Format
es	Spanish Universal Disk Format
fr	French Universal Disk Format
it	Italian Universal Disk Format
ja	Japanese ユニバーサルディスクフォーマット
ko	Korean 유니버설 디스크 포맷
lt	Lithuanian UDF
ms	Malay Universal Disk Format
nl	Dutch Universal Disk Format
pl	Polish Universal Disk Format
pt	Portuguese Universal Disk Format
ru	Russian Universal Disk Format
sk	Slovak Universal Disk Format
sr	Serbian UDF
sv	Swedish Universal Disk Format
tr	Turkish Evrensel Disk Biçimi
uk	Ukrainian UDF
vi	Vietnamese Universal Disk Format
zh	Chinese 通用光碟格式

Best Rank

Italian: #25282 01.2008

Global: #20155 01.2009

Best Rank

Italian: #1287 01.2005

Global: #553 03.2002

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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 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