Holochain | 6,062 followers on LinkedIn. An end-to-end open source P2P app framework | Holochain delivers the promises of blockchain with a mashup of proven tech that provides self-owned data, a distributed database, and peer accountability. Holochain is an open-source framework for creating peer-to-peer applications that are secure, reliable, and fast. Instead of depending on servers, Holochain applications connect user devices directly to each other in secure networks.