Packages imported by main

archive/zipPackage zip provides support for reading and writing ZIP archives.
bytesPackage bytes implements functions for the manipulation of byte slices.
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
encoding/jsonPackage json implements encoding and decoding of JSON as defined in RFC 7159.
expvarPackage expvar provides a standardized interface to public variables, such as operation counters in servers.
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
go/buildPackage build gathers information about Go packages.
go/formatPackage format implements standard formatting of Go source. execabs is a drop-in replacement for os/exec that requires PATH lookups to find absolute paths. godoc is a work-in-progress (2013-07-17) package to begin splitting up the godoc binary into multiple pieces. analysis performs type and pointer analysis and generates mark-up for the Go source view. redirect provides hooks to register HTTP handlers that redirect old godoc paths to their new equivalents and assist in accessing the issue tracker, wiki, code review system, etc. static exports a map of static file content that supports the godoc user interface. vfs defines types for abstract file system access and provides an implementation accessing the file system of the underlying OS. gatefs provides an implementation of the FileSystem interface that wraps another FileSystem and limits its concurrency. mapfs file provides an implementation of the FileSystem interface based on the contents of a map[string]string. zipfs file provides an implementation of the FileSystem interface based on the contents of a .zip file. gocommand is a helper for calling the go command. playground registers an HTTP handler at "/compile" that proxies requests to the playground service. xerrors implements functions to manipulate errors.
ioPackage io provides basic interfaces to I/O primitives.
logPackage log implements a simple logging package.
net/httpPackage http provides HTTP client and server implementations.
net/http/pprofPackage pprof serves via its HTTP server runtime profiling data in the format expected by the pprof visualization tool.
net/urlPackage url parses URLs and implements query escaping.
osPackage os provides a platform-independent interface to operating system functionality.
pathPackage path implements utility routines for manipulating slash-separated paths.
path/filepathPackage filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
regexpPackage regexp implements regular expression search.
runtimePackage runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
text/templatePackage template implements data-driven templates for generating textual output.