| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| internal/godebug | Package godebug makes the settings in the $GODEBUG environment variable available to other packages. |
| maps | Package maps defines various functions useful with maps of any type. |
| net/netip | Package netip defines an IP address type that's a small value type. |
| path | Package path implements utility routines for manipulating slash-separated paths. |
| slices | Package slices defines various functions useful with slices of any type. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| unsafe | Package unsafe contains operations that step around the type safety of Go programs. |