Blockstack

vs

IPFS

Freenet is a peer-to-peer platform for censorship-resistant communication and publishing. With the Freenet client you can browse websites, post on forums, and publish files within Freenet network with strong privacy protections.

The Invisible Internet Project or I2P for short is a fully encrypted private network layer that has been developed with privacy and security by design in order to provide protection for your activity, location and your identity. I2P ships with a router that connects you to the network and applications for sharing, communicating and building a fully encrypted private network layer.

Pydio is an open-source and self-hosted file-sharing and synchronisation software that you can run on your own server. Pydio fits right into your data management policy, as it provides audit and reporting tools. With Pydio you can empower your organization by letting them control and manage content on the server while at the same time complying with the company security rules.

Librevault allows you to transfer data directly from one device to another, securely. Librevault is a free and open-source peer-to-peer file synchronization software, designed with convenience. privacy and security in mind. The software encrypts all data with AES-256 and uses TLS for all transmissions. Their goal is to make a better alternative to BitTorrent Sync and Syncthing.