Google Code-in

Some messages in Quiz extension use camel case; change messages in Quiz extension to all use lower case and dashes

Download icon in the MinervaNeue skin is causing invalid HTML

• javascript
• css

Create a Wikimedia site configuration change

• mediawiki
• configuration
• php

VisualEditor: Make language name for a code block case-insensitive

• mediawiki
• visualeditor
• javascript

Tracker: Allow user to opt-out from notifications

• python
• django

Clean up back-compatible code from the PHP 5.3 era

• cleanup
• php

Lua Task 9 - Using Wikidata in Wikipedia

• lua
• scribunto
• wikidata
• tables

Set up your MediaWiki development environment and upload a screenshot of a MediaWiki extension

• Beginner
• installation
• documentation
• screenshots

Add license information to two MediaWiki extensions so the license appears correctly on Special:Version (IV)

• json
• license

Tracker: Squash TicketWatcher and TopicWatcher classes

• python
• django