Yes, I think it's trying to be comprehensive (as far as possible) rather than detailed. Given the amount of frameworks listed, including representative screenshots or comparisons for each would be a substantial effort.

The best primer on the current(ish) state of GUI programming in Rust, IMO, is this article from 2025 which is linked on that page: https://www.boringcactus.com/2025/04/13/2025-survey-of-rust-...