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# Marks

## Introduction
One or multiple marks can be applied to [nodes](/api/nodes), for example to add inline formatting like bold and italic, or other additional information.

## List of supported marks
| Title                                 | StarterKit ([view](/api/extensions/starter-kit)) | Source Code                                                                              |
| ------------------------------------- | ------------------------------------------------ | ---------------------------------------------------------------------------------------- |
| [Bold](/api/marks/bold)               | Included                                         | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-bold/)        |
| [Code](/api/marks/code)               | Included                                         | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-code/)        |
| [Highlight](/api/marks/highlight)     | –                                                | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-highlight/)   |
| [Italic](/api/marks/italic)           | Included                                         | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-italic/)      |
| [Link](/api/marks/link)               | –                                                | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-link/)        |
| [Strike](/api/marks/strike)           | Included                                         | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-strike/)      |
| [Subscript](/api/marks/subscript)     | –                                                | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-subscript/)   |
| [Superscript](/api/marks/superscript) | –                                                | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-superscript/) |
| [TextStyle](/api/marks/text-style)    | Included                                         | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-text-style/)  |
| [Underline](/api/marks/underline)     | –                                                | [GitHub](https://github.com/ueberdosis/tiptap/blob/main/packages/extension-underline/)   |