For long-term accessibility of research data, ensure all datasets are saved in an appropriate file format.
An appropriate and trustworthy data repository or archival storage should be selected to enhance the findability of your data, and to ensure it is stored safely and securely. When preserving and publishing data it's essential that all datasets are saved in an appropriate file format to ensure long-term accessibility of data.
The file formats you use when working with your data may not be appropriate for archiving or publishing purposes. You should think about capturing data or converting files into formats that are:
Choose the best file formats for analysis, preservation and publishing. These are suggestions for suitable file format choices for long-term preservation and for working data.
The following tables provide general suggestions for suitable file format choices for publishing data and long-term preservation. For more specific recommendations, please contact the Digital Curation and Data team for further advice on which file formats to use for publishing, long-term preservation, as well as when and how your data should be converted into these formats.
|Archive||ZIP File Format (.zip)|
Broadcast Wave Format (.wav)
Tagged Image File Format (.tif, .tiff)
Comma Separated Values (.csv)
Microsoft Excel (.xlsx)
Plain Text (UTF-8) (.txt)
Portable Document Format (.pdf)*
Motion JPEG 2000 (.mj2)
Check the guidance on file formats by the UK Data Services for data sharing, reuse, and preservation.