9 classes are annotated with CKEditorPlugin in Zircon Profile 8

DrupalImage in core/modules/ckeditor/src/Plugin/CKEditorPlugin/DrupalImage.php

Defines the "drupalimage" plugin.

DrupalImageCaption in core/modules/ckeditor/src/Plugin/CKEditorPlugin/DrupalImageCaption.php

Defines the "drupalimagecaption" plugin.

DrupalLink in core/modules/ckeditor/src/Plugin/CKEditorPlugin/DrupalLink.php

Defines the "drupallink" plugin.

Internal in core/modules/ckeditor/src/Plugin/CKEditorPlugin/Internal.php

Defines the "internal" plugin (i.e. core plugins part of our CKEditor build).

Llama in core/modules/ckeditor/tests/modules/src/Plugin/CKEditorPlugin/Llama.php

Defines the "Llama" plugin, with a CKEditor "llama" feature.

LlamaButton in core/modules/ckeditor/tests/modules/src/Plugin/CKEditorPlugin/LlamaButton.php

Defines a "LlamaButton" plugin, with a toolbar builder-enabled "llama" feature.

LlamaContextual in core/modules/ckeditor/tests/modules/src/Plugin/CKEditorPlugin/LlamaContextual.php

Defines a "Llama" plugin, with a contextually enabled "llama" feature.

LlamaContextualAndButton in core/modules/ckeditor/tests/modules/src/Plugin/CKEditorPlugin/LlamaContextualAndButton.php

Defines a "LlamaContextualAndbutton" plugin, with a contextually OR toolbar builder-enabled "llama" feature.

StylesCombo in core/modules/ckeditor/src/Plugin/CKEditorPlugin/StylesCombo.php

Defines the "stylescombo" plugin.