lettre

This version has 22 feature flags, 22 of them enabled by default.

default

• builder (default)
• hostname (default)
• native-tls (default)
• pool (default)
• smtp-transport (default)

builder (default)

• dep:email-encoding (default)
• dep:fastrand (default)
• dep:httpdate (default)
• dep:mime (default)
• dep:quoted_printable (default)

hostname (default)

• dep:hostname (default)

native-tls (default)

• dep:native-tls (default)

pool (default)

• dep:futures-util (default)

smtp-transport (default)

• dep:base64 (default)
• dep:nom (default)
• dep:percent-encoding (default)
• dep:socket2 (default)
• dep:url (default)
• tokio1_crate?/net (default)
• tokio1_crate?/rt (default)
• tokio1_crate?/time (default)

async-std1

• dep:async-std
• dep:async-trait
• dep:futures-io
• dep:futures-util (default)

async-std1-rustls-tls

• async-std1
• dep:futures-rustls
• rustls-tls

boring-tls

• dep:boring

dkim

• dep:base64 (default)
• dep:ed25519-dalek
• dep:rsa
• dep:sha2

file-transport

• dep:uuid
• tokio1_crate?/fs
• tokio1_crate?/io-util

file-transport-envelope

• dep:serde_json
• file-transport
• serde

mime03

• dep:mime (default)

rustls-native-certs

• dep:rustls-native-certs

rustls-tls

• dep:rustls
• dep:rustls-pemfile
• dep:rustls-pki-types
• dep:webpki-roots

sendmail-transport

• async-std?/unstable
• tokio1_crate?/io-util
• tokio1_crate?/process

serde

• dep:serde

tokio1

• dep:async-trait
• dep:futures-io
• dep:futures-util (default)
• dep:tokio1_crate

tokio1-boring-tls

• boring-tls
• dep:tokio1_boring
• tokio1

tokio1-native-tls

• dep:tokio1_native_tls_crate
• native-tls (default)
• tokio1

tokio1-rustls-tls

• dep:tokio1_rustls
• rustls-tls
• tokio1

tracing

• dep:tracing