| crul-package | *HTTP R client* |
| Async | Simple async client |
| AsyncVaried | Async client for different request types |
| crul | *HTTP R client* |
| curl-options | curl options |
| delete-requests | HTTP DELETE requests |
| handle | Make a handle |
| http-headers | Working with HTTP headers |
| HttpClient | HTTP client |
| HttpRequest | HTTP request object |
| HttpResponse | Base response object |
| post-requests | HTTP POST/PUT/PATCH requests |
| proxies | proxy options |
| proxy | proxy options |
| timeout | curl options |
| url_build | Build and parse URLs |
| url_parse | Build and parse URLs |
| user-agent | curl options |
| verbose | curl options |
| writing-options | Writing data options |