| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| go.mongodb.org/mongo-driver/bson | Package bson is a library for reading, writing, and manipulating BSON. |
| go.mongodb.org/mongo-driver/bson/primitive | Package primitive contains types similar to Go primitives for BSON types that do not have direct Go primitive representations. |
| go.mongodb.org/mongo-driver/internal/assert | |
| go.mongodb.org/mongo-driver/mongo | Package mongo provides a MongoDB Driver API for Go. |
| go.mongodb.org/mongo-driver/mongo/integration/mtest | Package mtest is unstable and there is no backward compatibility guarantee. |
| go.mongodb.org/mongo-driver/mongo/options | Package options defines the optional configurations for the MongoDB Go Driver. |
| go.mongodb.org/mongo-driver/mongo/readconcern | Package readconcern defines read concerns for MongoDB operations. |
| go.mongodb.org/mongo-driver/mongo/readpref | Package readpref defines read preferences for MongoDB queries. |
| go.mongodb.org/mongo-driver/mongo/writeconcern | Package writeconcern defines write concerns for MongoDB operations. |
| io/ioutil | Package ioutil implements some I/O utility functions. |
| log | Package log implements a simple logging package. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
| testing | Package testing provides support for automated testing of Go packages. |
| time | Package time provides functionality for measuring and displaying time. |