| bytes | Package bytes implements functions for the manipulation of byte slices. |
| cloud.google.com/go/spanner | Package spanner provides a client for reading and writing to Cloud Spanner databases. |
| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| 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/golang/glog | Package glog implements logging analogous to the Google-internal C++ INFO/ERROR/V setup. |
| github.com/golang/protobuf/proto | Package proto provides functionality for handling protocol buffer messages. |
| github.com/golang/protobuf/ptypes | Package ptypes provides functionality for interacting with well-known types. |
| github.com/golang/protobuf/ptypes/any | |
| github.com/google/trillian | Package trillian contains the generated protobuf code for the Trillian API. |
| github.com/google/trillian/crypto/keyspb | |
| github.com/google/trillian/crypto/sigpb | |
| github.com/google/trillian/merkle/hashers | |
| github.com/google/trillian/storage | Package storage provides general interfaces to Trillian storage layers. |
| github.com/google/trillian/storage/cache | Package cache provides subtree caching functionality. |
| github.com/google/trillian/storage/cloudspanner/spannerpb | Package spannerpb contains the generated protobuf code for the Spanner storage implementation. |
| github.com/google/trillian/storage/storagepb | Package storagepb contains protobuf definitions used by various storage implementations. |
| google.golang.org/grpc/codes | Package codes defines the canonical error codes used by gRPC. |
| google.golang.org/grpc/status | Package status implements errors returned by gRPC. |
| math/rand | Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |