Developed by the people behind Golem network
Wildland is a docker for your data. You can store, organize and access your data however and wherever you want. Wildland is backend-agnostic, open source, and comes with a competitive, multiparty marketplace for storage as well as user-controlled governance.
I wonder if this is a SOLID competitor? Not sure where this fits in the ecosystem but I thought it was interesting and might have something to it, maybe not.
Another tantalizing soundbite from their page:
Wildland uses a novel addressing system that allows for easy sharing and discovery of resources without relying on a centralized lookup system.