| archive/tar | Package tar implements access to tar archives. |
| bufio | Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O. |
| bytes | Package bytes implements functions for the manipulation of byte slices. |
| crypto/sha256 | Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4. |
| encoding/hex | Package hex implements hexadecimal encoding and decoding. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/containerd/continuity/driver | |
| github.com/docker/docker/api/types/backend | Package backend includes types to send information to server backends. |
| github.com/docker/docker/builder | Package builder defines interfaces for any Docker builder to implement. |
| github.com/docker/docker/builder/dockerfile/parser | |
| github.com/docker/docker/builder/dockerignore | |
| github.com/docker/docker/builder/remotecontext/git | |
| github.com/docker/docker/pkg/archive | Package archive provides helper functions for dealing with archive files. |
| github.com/docker/docker/pkg/chrootarchive | |
| github.com/docker/docker/pkg/containerfs | |
| github.com/docker/docker/pkg/fileutils | |
| github.com/docker/docker/pkg/ioutils | |
| github.com/docker/docker/pkg/pools | Package pools provides a collection of pools which provide various data types with buffers. |
| github.com/docker/docker/pkg/tarsum | Package tarsum provides algorithms to perform checksum calculation on filesystem layers. |
| github.com/docker/docker/pkg/urlutil | |
| github.com/gogo/protobuf/proto | Package proto converts data structures to and from the wire format of protocol buffers. |
| github.com/gogo/protobuf/sortkeys | |
| github.com/hashicorp/go-immutable-radix | |
| github.com/opencontainers/go-digest | Package digest provides a generalized type to opaquely represent message digests and their operations within the registry. |
| github.com/pkg/errors | Package errors provides simple error handling primitives. |
| github.com/sirupsen/logrus | Package logrus is a structured logger for Go, completely API compatible with the standard library logger. |
| github.com/tonistiigi/fsutil | |
| hash | Package hash provides interfaces for hash functions. |
| io | Package io provides basic interfaces to I/O primitives. |
| io/ioutil | Package ioutil implements some I/O utility functions. |
| math | Package math provides basic constants and mathematical functions. |
| mime | Package mime implements parts of the MIME spec. |
| net | Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets. |
| net/http | Package http provides HTTP client and server implementations. |
| net/url | Package url parses URLs and implements query escaping. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| path/filepath | Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| regexp | Package regexp implements regular expression search. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |