Package fileutil implements utility functions related to files and paths.

Package logutil includes utilities to facilitate logging.

Package pathutil implements utility functions for handling slash-separated paths.

Package srv looks up DNS SRV records.

Package systemd provides utility functions for systemd.

Package testutil provides test utility functions.

Package tlsutil provides utility functions for handling TLS.

Package transport provides network utility functions, complementing the more common ones in the net package.

Package types declares various data types and implements type-checking functions.