PathwaysToScience.org has over 65 portable scholarships and fellowships posted on their site. These include undergraduate, graduate, and postdoc level funding opportunities with an emphasis on increasing diversity in STEM.
Undergraduate scholarships and tips and resources for applying: https://pathwaystoscience.org/Undergrads.aspx
Graduate fellowships and resources for applying: https://pathwaystoscience.org/Grad.aspx
A quick video tutorial on using their advanced search functions to find funding opportunities can be found at: https://www.youtube.com/watch?v=FxKsAGk8dAw&t=16s
Students who would like assistance in searching their database of funding opportunities can email Liv Detrick (ldetrick@ibparticipation.org) with your level of study, disciplinary interests, and any other relevant requirements.