| Name | Synopsis | 
|---|---|
| .. | |
| context | Package context defines the Context type, which carries deadlines, cancelation signals, and other request-scoped values across API boundaries and between processes. | 
| ctxhttp | Package ctxhttp provides helper functions for performing context-aware HTTP requests. | 
| html | Package html implements an HTML5-compliant tokenizer and parser. | 
| atom | Package atom provides integer codes (also known as atoms) for a fixed set of frequently occurring HTML strings: tag names and attribute keys such as "p" and "id". | 
| charset | Package charset provides common text encodings for HTML documents. |