I'll nominate a new one we did then:
https://swiftpackageindex.com/ordo-one/equatable
See this nice article for background which we based the work on:
Understanding and Improving SwiftUI Performance | by Cal Stephens | The Airbnb Tech Blog | Jun, 2025 | Medium - kudos to Cal Stephens and Miguel Jimenez.
> - **Package:** [Equatable](https://swiftpackageindex.com/ordo-one/equatable)
> - **Reason for nomination:** This package provides convenient macros which implements Equatable for structs, to help with high performance SwiftUI view diffing.