IPFS is a new protocol to decentralize the web. IPFS enables the creation of completely decentralized and distributed applications, using content addressing and digital signatures.
Filecoin is a cryptocurrency powered storage network. Miners earn Filecoin by providing open hard-drive space to the network, while users spend Filecoin to store their files encrypted in the decentralized network.
libp2p is a modular networking stack. libp2p brings together a variety of transports and peer-to-peer protocols, making it easy for developers to build large, robust p2p networks.
IPLD is the data model for the Decentralized Web. It connects all data through cryptographic hashes, and makes it easy to traverse and link to.
The Multiformats Project is a collection of protocols to future-proof systems, today. Self-describing formats make your systems interoperable and upgradable.