In general, NIH does not endorse or require sharing data in any particular repository, although some initiatives and funding opportunities will have individual requirements. Overall, NIH encourages researchers to select the repository that is most appropriate for their data type and discipline. See Selecting a Data Repository.
Browse through this listing of NIH-supported repositories to learn more about some places to share scientific data. Note that this list is not exhaustive. Select the link provided in the “Data Submission Policy” column to find data submission instructions for each repository.
Can't find a repository that suits your data? Here are several more resources:
NIH-supported Scientific Data Repositories*
|Institute or Center||Repository Name||Repository Description||Open Data Submission||Data Submission Policy||Open Time Frame for Data Deposit||Access to Data||Open Data Access||Current NIH Funding Support||Sustained Support|