eXist Native XML Database and Application Platform
The open big data serving engine
CrateDB is a distributed and scalable SQL database
Context database designed specifically for AI Agents
General-purpose bitemporal database for SQL, Datalog & graph queries
BaikalDB, A Distributed HTAP Database
Lightweight Python utilities for working with Redis
Connect processes into powerful data pipelines
Information Manager(split/analyze/compare/combine).
A simple web-logging system in PHP using an XML database.