(Not) curated resources, materials, interesting links, "to reads", etc. I will continue to add to/update this list as I explore.
Similar goals and design as IPFS, but does not use content-based addressing (instead uses an append only log of hashes under a POSIX file system abstraction indexed by public key).
Gossip-based protocol, mostly used for microblogging / social media. Works over multiple networks (even LAN and bluetooth!)
Decentralized (federated) social networking protocol. Used by the "fediverse" suite of applications (pleroma, mastodon, misskey). Mostly communicates node to node over HTTP. Identity is centralized at the node level.