add DB3 Network

README.md

@@ -61,6 +61,7 @@ Please do not submit PR with pseudo currencies, cryptocoins, NFTs, DAOs and fina
 ### Databases
 * [BigchainDB](https://www.bigchaindb.com/) - a scalable database that layers blockchain technology over decentralized data.
 * [Dat Base](https://datbase.org) - future-friendly apps for your research data pipeline.
+* [DB3 Network](https://github.com/dbpunk-labs/db3) - Decentralized Firebase Firestore Alternative.
 * [GUN](https://www.gun.eco) - a small, easy, and fast data sync and storage system that runs everywhere JavaScript does.
 * [IPDB](https://ipdb.io/) - a federated database network built on BigchainDB and IPFS. It is maintained by a network of caretakers around the world, at least half of which are nonprofits.
 * [OrbitDB](https://github.com/orbitdb/orbit-db) - p2p database engine on top of IPFS.