Create, and invite additions and input on a subpage of the Structured Data on Commons info pages, listing the major tools, gadgets, bots and processes that will most likely be affected by the upcoming changes with Structured Data on Commons.
Some starting points:
* https://tools.wmflabs.org/admin/tools (complete list of tools on Toolforge, but nothing external)
* Search for Commons at https://tools.wmflabs.org/hay/directory/ (incomplete but with descriptions, and includes tools from outside Toolforge.)
* Commons tools at https://tools.wmflabs.org/magnustools/hay2.html (incomplete)