| as_attachment | Return an attachment response | 
| available_apis | Process a Package's Plumber API | 
| endpoint_serializer | Endpoint Serializer with Hooks | 
| forward | Forward Request to The Next Handler | 
| get_character_set | Request character set | 
| get_option_or_env | Plumber options | 
| include_file | Send File Contents as Response | 
| include_html | Send File Contents as Response | 
| include_md | Send File Contents as Response | 
| include_rmd | Send File Contents as Response | 
| is_plumber | Determine if Plumber object | 
| options_plumber | Plumber options | 
| parser_csv | Plumber Parsers | 
| parser_excel | Plumber Parsers | 
| parser_feather | Plumber Parsers | 
| parser_form | Plumber Parsers | 
| parser_geojson | Plumber Parsers | 
| parser_json | Plumber Parsers | 
| parser_multi | Plumber Parsers | 
| parser_none | Plumber Parsers | 
| parser_octet | Plumber Parsers | 
| parser_parquet | Plumber Parsers | 
| parser_rds | Plumber Parsers | 
| parser_read_file | Plumber Parsers | 
| parser_text | Plumber Parsers | 
| parser_tsv | Plumber Parsers | 
| parser_yaml | Plumber Parsers | 
| plumb | Process a Plumber API | 
| Plumber | Package Plumber Router | 
| PlumberEndpoint | Plumber Endpoint | 
| PlumberStatic | Static file router | 
| PlumberStep | plumber step R6 class | 
| plumb_api | Process a Package's Plumber API | 
| pr | Create a new Plumber router | 
| pr_cookie | Store session data in encrypted cookies. | 
| pr_delete | Add handler to Plumber router | 
| pr_filter | Add a filter to Plumber router | 
| pr_get | Add handler to Plumber router | 
| pr_handle | Add handler to Plumber router | 
| pr_head | Add handler to Plumber router | 
| pr_hook | Register a hook | 
| pr_hooks | Register a hook | 
| pr_mount | Mount a Plumber router | 
| pr_post | Add handler to Plumber router | 
| pr_put | Add handler to Plumber router | 
| pr_run | Start a server using 'plumber' object | 
| pr_set_404 | Set the handler that is called when the incoming request can't be served | 
| pr_set_api_spec | Set the OpenAPI Specification | 
| pr_set_debug | Set debug value to include error messages of routes cause an error | 
| pr_set_docs | Set the API visual documentation | 
| pr_set_docs_callback | Set the 'callback' to tell where the API visual documentation is located | 
| pr_set_error | Set the error handler that is invoked if any filter or endpoint generates an error | 
| pr_set_parsers | Set the default endpoint parsers for the router | 
| pr_set_serializer | Set the default serializer of the router | 
| pr_static | Add a static route to the 'plumber' object | 
| random_cookie_key | Random cookie key generator | 
| registered_docs | Add visual documentation for plumber to use | 
| registered_parsers | Manage parsers | 
| registered_serializers | Register a Serializer | 
| register_docs | Add visual documentation for plumber to use | 
| register_parser | Manage parsers | 
| register_serializer | Register a Serializer | 
| serializer_agg_jpeg | Plumber Serializers | 
| serializer_agg_png | Plumber Serializers | 
| serializer_agg_tiff | Plumber Serializers | 
| serializer_bmp | Plumber Serializers | 
| serializer_cat | Plumber Serializers | 
| serializer_content_type | Plumber Serializers | 
| serializer_csv | Plumber Serializers | 
| serializer_device | Plumber Serializers | 
| serializer_excel | Plumber Serializers | 
| serializer_feather | Plumber Serializers | 
| serializer_format | Plumber Serializers | 
| serializer_geojson | Plumber Serializers | 
| serializer_headers | Plumber Serializers | 
| serializer_html | Plumber Serializers | 
| serializer_htmlwidget | Plumber Serializers | 
| serializer_jpeg | Plumber Serializers | 
| serializer_json | Plumber Serializers | 
| serializer_octet | Plumber Serializers | 
| serializer_parquet | Plumber Serializers | 
| serializer_pdf | Plumber Serializers | 
| serializer_png | Plumber Serializers | 
| serializer_print | Plumber Serializers | 
| serializer_rds | Plumber Serializers | 
| serializer_svg | Plumber Serializers | 
| serializer_svglite | Plumber Serializers | 
| serializer_text | Plumber Serializers | 
| serializer_tiff | Plumber Serializers | 
| serializer_tsv | Plumber Serializers | 
| serializer_unboxed_json | Plumber Serializers | 
| serializer_write_file | Plumber Serializers | 
| serializer_yaml | Plumber Serializers | 
| session_cookie | Store session data in encrypted cookies. | 
| validate_api_spec | Validate OpenAPI Spec |