The Foundation Directory Online provides access to the largest list available of funding sources for non-profits -- timely, comprehensive information on grant providers. Includes U.S. foundations, corporate giving programs, and public charities, plus a growing number of non-U.S. sources.
Pivot (formerly COS) is a for-fee database of funding opportunities and profiles of researchers. Berkeley subscribes through the Sponsored Projects Office and the database has been pre-populated for faculty and some graduate students. If you set up an account, you will be able to log in from any location, and you will have access to the tools for managing searches and opportunities including the ability to set up automatic "alerts".
UC Berkeley's Scholarship Connection provides a search engine to non Berkeley awards and grants, including some for graduate students. This search engine also has a filter for underrepresented students.
The Data Acquisition and Access Program (currently on hiatus) provides funding for UC Berkeley faculty, students and staff who need data (numeric or textual) that requires purchase, licensing or is otherwise restricted.
The Berkeley Research Impact Initiative (BRII) provides funding to Berkeley authors (current faculty members, post-docs, graduate students, researchers) and publishers (Centers, Organized Research Units, and Departments) to make their publications free to all readers immediately upon publication
Charlene Liebau Library Prize for Undergraduate Research: $750 lower division, $1,000 upper division -- up to six awards. Applications due Dec-April.
UC Berkeley's Graduate Fellowships and Awards Office handles over 600 fellowship funds, each with unique criteria and terms for awarding.
Kids First—David L. Kirp Prize rewards students engaged in new or ongoing work that demonstrates a commitment, whether in education or other domains, to creating a better future for children and youth. The award of $2,500 is given to one UC Berkeley undergraduate student each year.
Latinx Center of Excellence, UCB - Includes funding to support Latinx students’ education and training in social work practice with Latinx communities.
Federal Student Aid - Resources from the U.S. Department of Education.
Some professional organizations have their own search engines for finding funding. Some that might be relevant:
PubMed provides a very helpful search on funding support.
Web of Science Social Sciences (and more) allows you to see what agencies are funding work in what areas, you can compare to peer institutions t identify grants that also maybe of use to your institution. Here's a helpful screencast on how to do this type of searching.