ZeroDB : ZeroDB enables clients to run queries over encrypted databases without exposing decrypted data to the server and without a proxy gateway.
freedom.js : freedom.js is a framework for building peer-to-peer (P2P) web apps. Easily create social applications that work in modern web browsers, Chrome package...
Liquibase : Liquibase is an open source database-independent library for tracking, managing and applying database schema changes
Ockam : Ockam is a suite of open source tools, programming libraries, and managed cloud services to orchestrate end-to-end encryption, mutual authentication, ...
pgBackRest : pgBackRest aims to be a simple, reliable backup and restore system that can seamlessly scale up to the largest databases and workloads.
Scuttlebot is an open source peer-to-peer log store used as a database, identity provider, and messaging system. It has:
Global replication
File-synchronization
End-to-end encryption