ipfs and zeronet (and dat project) are distributed file stores (think bittorrent), some have some special browsers n top that let you build applications
freenet is a distributed, secure content network.
i2p and tor are secure overlay neworks - run on top of the existing internet to provide secure connectivity - designed to obscure where traffic is going to and from.
gnunet and cjdns are also secure overlay networks but more like point to point vpns.
ipfs and zeronet (and dat project) are distributed file stores (think bittorrent), some have some special browsers n top that let you build applications
freenet is a distributed, secure content network.
i2p and tor are secure overlay neworks - run on top of the existing internet to provide secure connectivity - designed to obscure where traffic is going to and from.
gnunet and cjdns are also secure overlay networks but more like point to point vpns.