| github.com/coreos/etcd/etcdserver | Package etcdserver defines how etcd servers interact and store their states. |
| github.com/coreos/etcd/etcdserver/membership | |
| github.com/coreos/etcd/pkg/types | Package types declares various data types and implements type-checking functions. |
| github.com/coreos/go-semver/semver | Semantic Versions http://semver.org |
| github.com/coreos/pkg/capnslog | |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |