| bytes | Package bytes implements functions for the manipulation of byte slices. |
| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| crypto/rand | Package rand implements a cryptographically secure random number generator. |
| encoding/base64 | Package base64 implements base64 encoding as specified by RFC 4648. |
| encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
| 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/mock/gomock | Package gomock is a mock framework for Go. |
| 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/google/trillian | Package trillian contains the generated protobuf code for the Trillian API. |
| github.com/google/trillian/crypto/keys | Package keys provides access to public and private keys for signing and verification of signatures. |
| github.com/google/trillian/crypto/keys/der | Package der contains functions for marshaling and unmarshaling keys in DER format. |
| github.com/google/trillian/crypto/sigpb | |
| 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 | Package math provides basic constants and mathematical functions. |
| math/big | Package big implements arbitrary-precision arithmetic (big numbers). |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| time | Package time provides functionality for measuring and displaying time. |