| 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. |
| bytes | Package bytes implements functions for the manipulation of byte slices. |
| cmd/internal/bio | Package bio implements common I/O abstractions used within the Go toolchain. |
| cmd/internal/codesign | Package codesign provides basic functionalities for ad-hoc code signing of Mach-O files. |
| cmd/internal/dwarf | Package dwarf generates DWARF debugging information. |
| cmd/internal/gcprog | Package gcprog implements an encoder for packed GC pointer bitmaps, known as GC programs. |
| cmd/internal/goobj | |
| cmd/internal/hash | Package hash implements hash functions used in the compiler toolchain. |
| cmd/internal/macho | Package macho provides functionalities to handle Mach-O beyond the debug/macho package, for the toolchain. |
| cmd/internal/obj | |
| cmd/internal/objabi | |
| cmd/internal/quoted | Package quoted provides string manipulation utilities. |
| cmd/internal/src | |
| cmd/internal/sys | |
| cmd/internal/telemetry/counter | |
| cmd/link/internal/benchmark | Package benchmark provides a Metrics object that enables memory and CPU profiling for the linker. |
| cmd/link/internal/loadelf | Package loadelf implements an ELF file reader. |
| cmd/link/internal/loader | |
| cmd/link/internal/loadmacho | Package loadmacho implements a Mach-O file reader. |
| cmd/link/internal/loadpe | Package loadpe implements a PE/COFF file reader. |
| cmd/link/internal/loadxcoff | Package loadxcoff implements a XCOFF file reader. |
| cmd/link/internal/sym | |
| cmp | Package cmp provides types and functions related to comparing ordered values. |
| compress/zlib | Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950. |
| crypto/hmac | Package hmac implements the Keyed-Hash Message Authentication Code (HMAC) as defined in U.S. Federal Information Processing Standards Publication 198. |
| crypto/sha256 | Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4. |
| debug/elf | Package elf implements access to ELF object files. |
| debug/macho | Package macho implements access to Mach-O object files. |
| debug/pe | Package pe implements access to PE (Microsoft Windows Portable Executable) files. |
| encoding/base64 | Package base64 implements base64 encoding as specified by RFC 4648. |
| encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
| encoding/hex | Package hex implements hexadecimal encoding and decoding. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| errors | Package errors implements functions to manipulate errors. |
| flag | Package flag implements command-line flag parsing. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| hash | Package hash provides interfaces for hash functions. |
| internal/abi | |
| internal/buildcfg | Package buildcfg provides access to the build configuration described by the current environment. |
| internal/platform | |
| io | Package io provides basic interfaces to I/O primitives. |
| log | Package log implements a simple logging package. |
| math | Package math provides basic constants and mathematical functions. |
| math/bits | Package bits implements bit counting and manipulation functions for the predeclared unsigned integer types. |
| math/rand | Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| os/exec | Package exec runs external commands. |
| path | Package path implements utility routines for manipulating slash-separated paths. |
| path/filepath | Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| runtime | Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines. |
| runtime/pprof | Package pprof writes runtime profiling data in the format expected by the pprof visualization tool. |
| slices | Package slices defines various functions useful with slices of any type. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| 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. |
| time | Package time provides functionality for measuring and displaying time. |
| unicode | Package unicode provides data and functions to test some properties of Unicode code points. |
| unsafe | Package unsafe contains operations that step around the type safety of Go programs. |