The Open Data Button has now merged with the Open Access Button. Your account and request will stay the same, but you'll need to get the new plugin. For more on the changes see our blog.
Give us a list of articles, and we'll tell you which ones are Open Access
Start with your email address so we can send you your results.
Try one at a time on our homepage to see how it works.
Upload a CSV file with your article identifiers, including column headers.
Our tool will look for at least one column named "url", "doi", "pmid", "pmcid", or "title".
The maximum file size is 15000 rows.