These are solids but it’s a start.
https://www.connectingthreads.com/me...ampler/p/96082
I think they will also cut FQ for you.
I’ve had mostly good luck buying fabric bundles on eBay.
Here is a bundle on Etsy and there are more also:
https://www.etsy.com/listing/1074257..._click=1&frs=1