There are 2 repositories under cqrs-simple topic.
Sample .NET Core REST API CQRS implementation with raw SQL and DDD using Clean Architecture.
Cheeper is the reference code implementation of the book "CQRS By Example" – https://leanpub.com/cqrs-by-example/
ShortBus is an in-process mediator with low-friction API implemented in Java.
A lightweight Mediator implementation for Dart projects.
JavaEE, CQRS and Event Sourcing by Using JAX-RS and CDI Events with basic in-memory eventstore and Query prpjection (Rapid Java EE development with Wildfly Swarm and JBoss Forge)
A Java port of Greg Young's SimpleCQRS example
Simple implementations of the CQRS pattern. Contains IQuery, ICommand and IChecker.
An overview of CQRS for demonstration purposes
Not production ready at all! ...library to build simple EventSourcing app (In progress, as usual)
Yet another EventSourced CQRS DDD app