ZeroMQ core engine in C++, implements ZMTP/3.1
A graph database as a Redis module
ETL engine based on Groovy
A nuts and bolts web engine / CMS (Content Management System)
A crazy fast analytical database, built on bitmaps
GraphQLmap is a scripting engine to interact with endpoints
Applications for data management
dBase for Java
Maintain logs of model rocket flights and your rocket fleet inventory
Embeddable JSON Database engine C library
An efficient enterprise-class container engine
A very simple pure key => value storage system that speaks Redis
MySQL Proxy using Java NIO based on Sharding SQL, Calcite
A MATLAB(R) Mex-DLL to SQLite Databases
Tabix.io UI
Search engine and data mining applications and ClueWeb datasets.
A random SQL query generator
Embeddable Javascript engine with a focus on portability
A MMOG engine of server
TensorBase is a new big data warehousing with modern efforts
Declarative rich internet application platform
RadonDB is an open source, cloud-native MySQL database
Simple struct storage system, database library and engine.
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle