The tables list the file formats that Adobe InDesign CS4 supports for various functions.
For more information on settings and option when opening, importing and exporting, and saving files, see Adobe InDesign CS4 Online Help.
| Extention | File Name | Version | Comments |
| indd | InDesign document | all versions | |
| indl | InDesign Library | all versions | |
| indt | InDesign Template | all versions | |
| pmd | Adobe PageMaker | 6.0 - 7.0 | |
| xqx | QuarkXPress Passport | 4.1.x | newer versions need to be save in Quark to these accepted versions |
| xqx | QuarkXPress | 3.3 - 4.1.x | newer versions need to be save in Quark to these accepted versions |
| Extention | File Name | Version | Comments |
| indd | InDesign document | all versions | |
| indl | InDesign Library | all versions | libraries are save from the Library panel |
| indt | InDesign Template | all versions |
| Extention | File Name | Version | Comments |
| xlf | Adobe Flash CS4 Pro | only for Flash CS4 Pro | |
| txt | Adobe InDesign Tagged Text | ||
| Portable Document Format | |||
| eps | Encapsulated PostScript | ||
| incx | InCopy CS3 Interchange | for IC CS3 | can also be read by IC CS4 |
| icml | InCopy document | CS4 only | |
| inx | InDesign CS3 Interchange | for ID CS3 | can also be read by ID CS4 See note below. |
| idml | InDesign Markup Language | CS4 only | |
| jpg | JPEG | ||
| rtf | Rich Text Format | ||
| swf | Flash | all versions | |
| txt | Text only | ||
| xml | XML |
Note: For backwards compatibility export to INX. INX is only supported to be opened by InDesign CS3, however, it might open and function correctly in previous versions to ID CS3.
| Extention | File Name | Version | Comments |
| tiff | Tagged Image File Format | ||
| gif | Graphic Interchange Format | ||
| jpg, jpeg | Joint Photographic Experts Group | ||
| bmp | Bitmap | ||
| eps | Encapsulated PostScript | ||
| dcs | Desktop Color Separation | ||
| pict | Picture file format ( Mac) | ||
| wmf | MS Windows Metafile | ||
| emf | MS Windows Enhanced Metafile | ||
| pcx | PC Paintbrush File format | ||
| png | Portable Network Graphic | ||
| sct | Scitec CT | ||
| swf | Flash | ||
| ai | Adobe Illustrator | ||
| psd | Adobe Photoshop | ||
| Portable Document Format | since ID CS3 support of multipage PDFs | ||
| indd | InDesign document | ||
| txt | Text documents | ||
| doc, docx | Microsoft Word document | ||
| xls, xlsx | Microsoft Excel documents | ||
| rtf | Rich Text Format |
| Extention | File Name | Version | Comments |
| icma | Assignment file | CS4 | used to be .inca in ID CS3 |
| icml | Content file, Exported file | CS4 | used to be .incx in ID CS3 |
| icap | Package for InCopy | CS4 | used to be .incp in ID CS3 |
| idap | Package for InDesign | IC CS4 | used to be .indp in ID CS3 |
| Extention | File Name | Version | Comments |
| xml | Extensible Markup Language | File > Import XML | |
| epub | Open Publication Structure eBook | File > Export for Digital Edition | |
| html | Hypertext Markup Language | File > Export for Dreamweaver |
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