From Wikitech
Toolforge tools
Extension JSON uploader
Description A tool for collecting and uploading extension data to
Keywords bot, extensions
Author(s) Brian Wolff
Maintainer(s) Brian Wolff, Gergő Tisza, Sam Wilson (View all)
Source code labs/tools/extjsonuploader (Github mirror, code review)
License GNU General Public License 2.0 or later
Issues Open tasks · Report a bug
Admin log Nova Resource:Tools.extjsonuploader/SAL

extjsonuploader is a tool for collecting extension data and uploading it to in formats that templates and other consumers can use.

It collects the contents of extension.json and some other information, and uploads it as Lua tables to Module:ExtensionJson (as User:Bawolff bot). This data is loaded in mw:Template:Extension via mw.loadData.

It also makes the same data available on the web as