Utilities for handling media (MIME) types, including determining a type from a file extension and file contents.
A client library for authenticating with a remote service via OAuth2 on behalf of a user, and making authorized HTTP requests with the user's OAuth2 credentials.
Provides APIs for debugging and error logging. This library introduces abstractions similar to those used in other languages, such as the Closure JS Logger and java.util.logging.Logger.
A package for manipulating stack traces and printing them readably.
A file system watcher. It monitors changes to contents of directories and sends notifications when files have been added, removed, or modified.
Library for 32- and 64-bit signed fixed-width integers.
A library for parsing CSS.
Library of HTTP server classes.
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