Cargo Features

ark-curve25519 has no features set by default.

[dependencies]
ark-curve25519 = { version = "0.5.0", features = ["std", "r1cs"] }
std

Enables std of ark-ec, ark-ff, and ark-std

r1cs = ark-r1cs-std

Affects ark-curve25519::constraints

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.

ark-r1cs-std r1cs?