This is a list of other funders that support campaigns for social justice and systemic change, although many of them tend to fund more formally set up groups doing work that is considered ‘charitable’, and with structures to admin larger amounts of fund.
The UK Democracy Network has recently published a very comprehensive Grants Directory of Funding Organisations in the UK.
Listing here is not an endorsement from Edge Fund, please be sure to research these funds before applying. If you know of more resources to share, or something here is out of date, please let us know!