Reason:
SkelJS has been created by Ori Livneh as a showcase to write JavaScript for MediaWiki. It hasn't received code since September 2012. As an example, it does not work out of the box with NodeJS 6: T196506
The BoilerPlate extension might be a better fit and it is actively maintained.
- Archive documentation on mediawiki.org ( https://www.mediawiki.org/wiki/Extension:SkelJS )
- Remove from mediawiki/extensions ( along with in .gitmodules)
- Remove tests in integration/config ( zuul/layout.yaml )
- Remove from translatewiki ( groups/MediaWiki/mediawiki-extensions.txt )
- Empty repository and add a OBSOLETE file.
- Archive the extension's diffusion repository: ( https://phabricator.wikimedia.org/diffusion/ESJS/ )
- Mark the repository read-only in Gerrit: ( https://gerrit.wikimedia.org/r/#/admin/projects/mediawiki/extensions/SkelJS )
- Delete the GitHub mirror: https://github.com/wikimedia/mediawiki-extensions-SkelJS