pyri_state is a bevy_state alternative offering flexible change detection & scheduling.

#[derive(State, Clone, PartialEq, Eq)]
struct Level(usize);

app.add_systems(StateFlush, state!(Level(4 | 7 | 10)).on_enter(save_progress));

Read the documentation or check out the examples folder for more information.

This crate is available under either of MIT or Apache-2.0 at your choice.

• Unit tests
• How does flushing states once per frame interact with FixedUpdate?
• Component states?