| bytes | Package bytes implements functions for the manipulation of byte slices. |
| code.google.com/p/go-uuid/uuid | |
| container/list | Package list implements a doubly linked list. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| expvar | Package expvar provides a standardized interface to public variables, such as operation counters in servers. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/Sirupsen/logrus | |
| github.com/docker/distribution | Package distribution will define the interfaces for the components of docker distribution. |
| github.com/docker/distribution/context | Package context provides several utilities for working with Go's context in http requests. |
| github.com/docker/distribution/digest | |
| github.com/docker/distribution/manifest | |
| net/http | Package http provides HTTP client and server implementations. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |