| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/coreos/etcd/error | error package describes errors in etcd project. |
| github.com/coreos/etcd/etcdserver | Package etcdserver defines how etcd servers interact and store their states. |
| github.com/coreos/etcd/etcdserver/api | |
| github.com/coreos/etcd/etcdserver/api/etcdhttp | |
| github.com/coreos/etcd/etcdserver/api/v2http/httptypes | |
| github.com/coreos/etcd/etcdserver/auth | Package auth implements etcd authentication. |
| github.com/coreos/etcd/etcdserver/etcdserverpb | Package etcdserverpb is a generated protocol buffer package. |
| github.com/coreos/etcd/etcdserver/membership | |
| github.com/coreos/etcd/etcdserver/stats | Package stats defines a standard interface for etcd cluster statistics. |
| github.com/coreos/etcd/pkg/logutil | Package logutil includes utilities to facilitate logging. |
| github.com/coreos/etcd/pkg/types | Package types declares various data types and implements type-checking functions. |
| github.com/coreos/etcd/store | Package store defines etcd's in-memory key/value store. |
| github.com/coreos/pkg/capnslog | |
| github.com/jonboulle/clockwork | |
| github.com/prometheus/client_golang/prometheus | Package prometheus is the core instrumentation package. |
| io/ioutil | Package ioutil implements some I/O utility functions. |
| math | Package math provides basic constants and mathematical functions. |
| net/http | Package http provides HTTP client and server implementations. |
| net/url | Package url parses URLs and implements query escaping. |
| path | Package path implements utility routines for manipulating slash-separated paths. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |