Data Availability, Data Availability Sample, Celestia, Avail, Eigenda.
https://github.com/availproject/data-availability/blob/master/reference%20document/Data%20Availability%20-%20Reference%20Document.pdf https://github.com/availproject/data-availability/tree/master https://docs.availproject.org/about/introduction/ https://docs.availproject.org/faqs/ EigenDA