7 classes are annotated with WebformExporter in Webform 6.x

DelimitedWebformExporter in src/Plugin/WebformExporter/DelimitedWebformExporter.php

Defines a delimited text exporter.

JsonWebformExporter in src/Plugin/WebformExporter/JsonWebformExporter.php

Defines a JSON document exporter.

TableWebformExporter in src/Plugin/WebformExporter/TableWebformExporter.php

Defines a HTML table exporter.

TestWebformExporter in tests/modules/webform_test_exporter/src/Plugin/WebformExporter/TestWebformExporter.php

Defines a test exporter.

WebformEntityPrintWebformExporter in modules/webform_entity_print/src/Plugin/WebformExporter/WebformEntityPrintWebformExporter.php

Defines a Webform Entity Print PDF exporter.

WebformSubmissionExportImportWebformExporter in modules/webform_submission_export_import/src/Plugin/WebformExporter/WebformSubmissionExportImportWebformExporter.php

Defines a machine readable CSV export that can be imported back into the current webform.

YamlWebformExporter in src/Plugin/WebformExporter/YamlWebformExporter.php

Defines a YAML document exporter.