| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/opentracing/opentracing-go | |
| github.com/opentracing/opentracing-go/ext | |
| github.com/uber/jaeger-client-go | Package jaeger implements an OpenTracing (http://opentracing.io) Tracer. |
| github.com/uber/jaeger-client-go/config | |
| github.com/uber/jaeger-client-go/crossdock/common | |
| github.com/uber/jaeger-client-go/crossdock/log | |
| net/http | Package http provides HTTP client and server implementations. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |