GUN (graph database)

GUN (also known as Graph Universe Node, gun.js, and gunDB) is an open source, offline-first, real-time, decentralized, graph database written in JavaScript for the web browser.^[1][2]

GUN

Original author(s)	Mark Nadal
Developer(s)	ERA Inc
Initial release	2014; 11 years ago (2014)
Repository	github.com/amark/gun
Written in	JavaScript
Type	NoSQL, Graph database, Javascript library
License	MIT License, Apache 2.0, zlib License
Website	gun.eco

• Free and open-source software portal

The database is implemented as a peer-to-peer network distributed across "Browser Peers" and "Runtime Peers". It employs multi-master replication with a custom commutative replicated data type (CRDT).^[3]

GUN is currently used in the decentralized version of the Internet Archive.^[4][5]