Researchers can contribute to open source in catalysis in various ways: 1. Sharing Data: Publish datasets on open repositories such as [Zenodo]() or [Figshare](). 2. Developing Software: Contribute to existing open source projects or start new ones. 3. Publishing Open Access: Submit research to open access journals to ensure wide dissemination. 4. Collaborating: Join collaborative platforms like [GitHub]() to work with other researchers on joint projects.