bytes | Package bytes implements functions for the manipulation of byte slices. |
fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
html/template | Package template (html/template) implements data-driven templates for generating HTML output safe against code injection. |
io | Package io provides basic interfaces to I/O primitives. |
io/ioutil | Package ioutil implements some I/O utility functions. |
path/filepath | Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |