Wikimedia Language engineering/Reports/2018-March

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TriangleArrow-Left.svgFebruary 2018 Wikimedia language engineering monthly report for March 2018 April 2018TriangleArrow-Right.svg

Monthly updates from the Wikimedia Language team about changes to internationalization and translation and other language support features. Names of people assumed to contribute as volunteers are in bold text.


Content Translation[edit]

Content Translation allows people to translate Wikipedia articles. Also check out out the newsletter and updates about version 2.

A cleaner layout and editing tools provided in the tools column.

Usage data[edit]

Content Translation monthly data March 2018
Articles created (during the month) 12595
Articles created till end of month 300775
Number of new translators (during the month) 1206
Highest number of articles created by one user

(cumulative number till end of the month)

Highest number of translators for a Wikipedia

(cumulative number till end of the month)

6235 (es)
Total number of translators with only 1 published article

(cumulative number till end of the month)

Total number of translators with only 2 published articles

(cumulative number till end of the month)

Total number of translators with only 3 published articles

(cumulative number till end of the month)

Total number of translators with only 4 published articles

(cumulative number till end of the month)

Total number of translators with >= 5 and < 20 published articles

(cumulative number till end of the month)

Total number of translators with >= 20 and < 100 published articles

(cumulative number till end of the month)

Total number of translators with >= 100 published articles

(cumulative number till end of the month)

Articles deleted (during the month) 828


  • Crossed 300,000 published pages 🎉
  • Unusually large number of deletions in Arabic and Bengali because of vandalism.


Wikimedia's software is translated to hundreds of languages using the Translate extension for MediaWiki. In addition it is used to translate help pages, newsletters, policies, announcements, banners, etc. It is installed on Wikimedia special projects, and many other sites. Translate is part of MLEB.

Usage data[edit]

Numbers are as of 2018-04-10. Deltas are not shown because they are not comparable with previous and next month.

  • Translatable pages: Meta 4377; 3646; Commons 746 [1][2][3]
  • Translate extension is installed on 207 wikis Wikiapiary

Universal Language Selector[edit]

Universal Language Selector provides language selector, list of suggested languages, input methods and web fonts. It is part of MLEB.

Significant changes:

  • Added the option for detailed logging of failed searches for language names, including page title and ULS instance. This will allow analyzing which articles are readers most interested in reading in different languages, and how are different instances of ULS are used, and to improve the functionality of the search box. (T179402)
  • Fixed Ctrl-Clicking in Compact Language Links, based on user feedback after deploying to the English Wikipedia (T189582)

Other extensions[edit]

Babel (part of MLEB):

  • User Jayprakash12345 removed deprecated code. Phab:T189222
  • Tim Starling made Babel better at avoiding database writes during GET requests. Phab:T154556

cldr (Common Locale Data Repository) (part of MLEB):

CleanChanges (part of MLEB):

LocalisationUpdate (part of MLEB):


MediaWiki Language Extension Bundle[edit]

MediaWiki core internationalization[edit]

Changes to translations and equivalent localisation data (magic words, namespace names) are not included in this list. The volunteer translators are updating translations every day to keep up with changes.

Project Milkshake[edit]

Project Milkshake consists of four re-usable jquery internationalization libraries.


  • No noteworthy changes.


  • Amir Aharoni added an option that allows identifying the context used for ULS within the app.
  • Niklas Laxström improved script.
  • Amir Aharoni made the event object available for click handlers, so that apps can handle shift-click correctly, for example.
  • Kunal Mehta updated credits.
  • Amir Aharony added maximum length limit to language search.


  • No changes.


  • No changes.[edit]

See also news page.


  • About 80 (=) new users
  • About 360 (+30) translators made about 57k (+3k) edits
  • About 90 (-15) translators reviewed about 29k (+7k) translations

Sources: [1] [2] [3] [4] [5]


  • No noteworthy changes.

Deployments and other site related updates[edit]

  • Added non-default Apertium Machine Translation support for Russian to Ukrainian.

Cross team work/requirements[edit]

Team news[edit]

  • Office hour hosted on March 24th, about Compact Language Links. See: log & video recording