Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work.

Package mime implements parts of the MIME spec.

Package multipart implements MIME multipart parsing, as defined in RFC 2046.

Package quotedprintable implements quoted-printable encoding as specified by RFC 2045.

Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets.

Package http provides HTTP client and server implementations.

Package cgi implements CGI (Common Gateway Interface) as specified in RFC 3875.

Package cookiejar implements an in-memory RFC 6265-compliant http.CookieJar.

Package fcgi implements the FastCGI protocol.

Package httptest provides utilities for HTTP testing.