Cargo Features

[dependencies]
async-global-executor = { version = "3.1.0", default-features = false, features = ["async-io", "tokio"] }
default = async-io

The async-io feature is set by default whenever async-global-executor is added without default-features = false somewhere in the dependency tree.

async-io default

Enables async-io

tokio

Enables tokio

async-global-executor has 3 features without comments.