In T202335: Have a more active developer take over as release manager for wikidiff2 we're going to have other people take over the role of releasing new wikidiff2 versions from me. Those people will need permissions to upload new tarballs to releases.wm.o. Currently the wikidiff2 directory is owned by releasers-mediawiki since the people who were uploading wikidiff2 (Chad and myself) were involved with MediaWiki releases too.
It should probably be a separate group now since we're adding more people.