| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/apparentlymart/go-cidr/cidr | |
| github.com/zclconf/go-cty/cty | Package cty (pronounced see-tie) provides some infrastructure for a type system that might be useful for applications that need to represent configuration values provided by the user whose types are not known at compile time, particularly if the calling application also allows such values to be used in expressions. |
| github.com/zclconf/go-cty/cty/function | Package function builds on the functionality of cty by modeling functions that operate on cty Values. |
| github.com/zclconf/go-cty/cty/gocty | Package gocty deals with converting between cty Values and native go values. |
| net | Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets. |