Yes, metadata for all grants available in the Grants database can be downloaded..

You can download grant data in JSON format, either as JSON Arrays or JSON Record Lists, or as an Excel file 

There is no limit to the number of grants that can be downloaded.

Yes, if you want to download the grants that are the result of a search, you can do that as well 

Yes, but you need to conduct a search using the filters or the search box to get the specific data you want to download – for example, if you want to download grant metadata from the Novo Nordisk Foundation for the year 2017, you can filter as shown here

After this, you can choose to download metadata for the 379 grants that are the result of the search.