Package cibuild reports runtime CI information.

Package clientmetric provides client-side metrics whose values get occasionally logged.

Package cloudenv reports which known cloud environment we're running in.

Package cmpver implements a variant of debian version number comparison.

Package codegen contains shared utilities for generating code.

Package cstruct provides a helper for decoding binary data that is in the form of a padded C structure.

Package deephash hashes a Go value recursively, in a predictable order, without looping.

Package dirwalk contains code to walk a directory.

Package dnsname contains string functions for working with DNS names.

Package endian exports a constant about whether the machine is big endian.

The goroutines package contains utilities for getting active goroutines.

Package groupmember verifies group membership of the provided user on the local system.

Package hashx provides a concrete implementation of [hash.Hash] that operates on a particular block size.

Package jsonutil provides utilities to improve JSON performance.

Package lineread reads lines from files.

Package mak helps make maps.

Package multierr provides a simple multiple-error type.

Package must assists in calling functions that must succeed.

Package pidowner handles lookups from process ID to its owning user.

Package precompress provides build- and serving-time support for precompressed static resources, to avoid the cost of repeatedly compressing unchanging resources.

Package racebuild exports a constant about whether the current binary was built with the race detector.

Package singleflight provides a duplicate function call suppression mechanism.

Package strs contains string-related utility funcs.

Package systemd contains a minimal wrapper around systemd-notify to enable applications to signal readiness and status to systemd.

Package uniq provides removal of adjacent duplicate elements in slices.

Package winutil contains misc Windows/Win32 helper functions.