A Keyword Item Distributor mod to assign Guard Dialogue Overhaul keywords to as many modded armors and weapons as I can manage. It's a single file full of keyword distribution declarations. KID does all the work.
See the nexus description document for documentation and the general approach.
The Parity Public License. This license requires people who build with this software to share their work with the community, too. In Skyrim modding language, this license allows "cathedral" modding, not "parlor" modding.