Cargo Features

[dependencies]
ethers-flashbots = { version = "0.15.0", default-features = false, features = ["openssl", "rustls"] }
default = openssl

The openssl feature is set by default whenever ethers-flashbots is added without default-features = false somewhere in the dependency tree.

openssl default

Enables default-tls of reqwest ^0.11 and openssl of ethers

Ethers

rustls

Enables rustls of ethers, rustls-tls of reqwest ^0.11