| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/gohugoio/hugo/common/collections | Package collections contains common Hugo functionality related to collection handling. |
| github.com/spf13/cast | Package cast provides easy and safe casting in Go. |
| html/template | Package template (html/template) implements data-driven templates for generating HTML output safe against code injection. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |