Cargo Features

vipers has no features set by default.

[dependencies]
vipers = { version = "2.0.6", features = ["ata"] }
ata = spl-associated-token-account

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.

spl-associated-token-account ata?

Enables spl-associated-token-account ^1.0.3