| flag | Package flag implements command-line flag parsing. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/Microsoft/opengcs/service/gcs/bridge | Package bridge defines the bridge struct, which implements the control loop and functions of the GCS's bridge client. |
| github.com/Microsoft/opengcs/service/gcs/core/gcs | Package gcs defines the core functionality of the GCS. |
| github.com/Microsoft/opengcs/service/gcs/oslayer/realos | |
| github.com/Microsoft/opengcs/service/gcs/runtime/runc | Package runc defines an implementation of the Runtime interface which uses runC as the container runtime. |
| github.com/Microsoft/opengcs/service/gcs/transport | Package transport defines the interfaces describing a connection-like data transport mechanism. |
| github.com/Microsoft/opengcs/service/libs/commonutils | |
| github.com/sirupsen/logrus | Package logrus is a structured logger for Go, completely API compatible with the standard library logger. |
| golang.org/x/sys/unix | Package unix contains an interface to the low-level operating system primitives. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| os/signal | Package signal implements access to incoming signals. |
| path/filepath | Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
| runtime | Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |