Charity IT Tech For Good - Funding, Grants, Recycling and Free Support - Computers, Hardware, Software & Digital. Download the full list from the Income Questionnaire. Just 1 of 40+ funder lists available. Either login, or register, everything is free.
Rather than search for a funder of technology, look for a funder who would be interested in what their grant would achieve. Here are some ideas:
If you want more like these, download the Start-Ups & new Ideas, or the Crisis & Growth funder lists from the income questionnaire.