| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| github.com/json-iterator/go | Package jsoniter implements encoding and decoding of JSON as defined in RFC 4627 and provides interfaces with identical syntax of standard lib encoding/json. |
| github.com/modern-go/reflect2 | |
| io | Package io provides basic interfaces to I/O primitives. |
| math | Package math provides basic constants and mathematical functions. |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |
| unicode | Package unicode provides data and functions to test some properties of Unicode code points. |
| unicode/utf8 | Package utf8 implements functions and constants to support text encoded in UTF-8. |
| unsafe | Package unsafe contains operations that step around the type safety of Go programs. |