On first blush, Hanlon’s Razor seems to apply here. I suspect a supply chain attack would not involve these kinds of notices.
In coordination with Don Ho, the creator of the original Notepad++, I’ll be evolving the branding of the macOS version so it stands on its own while respecting its lineage. These updates, such as a new logo, a refined name, and likely a new domain will ship with version 1.0.6 in the coming days. Continuity for existing users is a priority, and I’ll make the transition as seamless as I can. Thank you for your patience.