bufio | Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O. |
errors | Package errors implements functions to manipulate errors. |
image/color | Package color implements a basic color library. |
io | Package io provides basic interfaces to I/O primitives. |
strconv | Package strconv implements conversions to and from string representations of basic data types. |
sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |