| cmd/internal/archive | Package archive implements reading of archive files generated by the Go toolchain. |
| cmd/internal/goobj | |
| cmd/internal/objabi | |
| cmd/internal/sys | |
| cmp | Package cmp provides types and functions related to comparing ordered values. |
| debug/dwarf | Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf. |
| debug/elf | Package elf implements access to ELF object files. |
| debug/gosym | Package gosym implements access to the Go symbol and line number tables embedded in Go binaries generated by the gc compilers. |
| debug/macho | Package macho implements access to Mach-O object files. |
| debug/pe | Package pe implements access to PE (Microsoft Windows Portable Executable) files. |
| debug/plan9obj | Package plan9obj implements access to Plan 9 a.out object files. |
| encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
| 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/xcoff | Package xcoff implements access to XCOFF (Extended Common Object File Format) files. |
| io | Package io provides basic interfaces to I/O primitives. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| slices | Package slices defines various functions useful with slices of any type. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| unicode | Package unicode provides data and functions to test some properties of Unicode code points. |