Cargo Features

world_dispatcher has no features set by default.

[dependencies]
world_dispatcher = { version = "1.2.0", features = ["profiler", "parallel", "big_systems"] }
profiler = thread_profiler

Enables thread_profiler of thread_profiler

thread_profiler:

Required for testing using the profile_scope!() macro

parallel = rayon
big_systems

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

rayon parallel?
thread_profiler profiler?