| 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. |
| net/http | Package http provides HTTP client and server implementations. |
| slices | Package slices defines various functions useful with slices of any type. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |
| zgo.at/guru | |
| zgo.at/zhttp | |
| zgo.at/zhttp/ctxkey | Package ctxkey stores context keys. |
| zgo.at/zstd/znet | Package znet contains utilities for network communication. |