Event Sourcing GitHub Repositories (2026) · Open Source Tools

Deterministic agent harness for Temporal (in Rust)

Apache Maka (Incubating) is a high-performance agent workspace that keeps a complete record of everything it did.

Open-source control plane and runtime for organisational agents: shared company context & brain

Kafka Web UI

Examples and Tutorials of Event Sourcing in .NET

A Ruby implementation of an Event Store based on Active Record

Build platforms that flexibly mix SQL, batch, and stream processing paradigms

Flight booking system built as .NET 10 microservices with Vertical Slice Architecture, DDD, CQRS, Event Sourcing, gRPC, RabbitMQ, Wolverine, PostgreSQL, MongoDB and .NET Aspire.

Experimental full-stack application showcasing Domain-Driven Design, Microservices, Event Sourcing, CQRS and Angular.

[Go]Distributed Actor/Grain framework for Golang with goodies

An event sourcing library, complete with all the essential features, powered by the reliable Doctrine ecosystem and focused on developer experience.

EventMesh is a new generation serverless event middleware for building distributed event-driven applications.

Unintrusive Event Sourcing Library for the JVM

Framework for Evolutionary Message-Driven Microservices on the JVM

Java CQRS/ES Framework for the EventSourcingDB

Event Sourcing and CQRS in practice.

.NET Transactional Document DB and Event Store on PostgreSQL