Some people runs Tahoe-LAFS nodes, providing space. With clients files can be published and received to the cloud. Everything will be encrypted on client side and keep redundant in the cloud.
To run a node you have to install tahoe-lafs at least in version 1.10. You can get source code from https://tahoe-lafs.org/source/tahoe-lafs/releases/allmydata-tahoe-1.10.0.zip, if the version of the package in the distribution not at least 1.10. Then you have to extract it and install with `python2 setup.py build && sudo python2 setup.py install`.
Before the first start you have to create a node with `bin/tahoe create-node` or a client (doesn't provide storage) with `bin/tahoe create-client`. This will create the folder .tahoe in your home dir. In the file .tahoe/tahoe.cfg you have to enter on `introducer.furl` the link to our introducer node: