* [Marten V9.0.0](https://github.com/JasperFx/marten) – .NET library providing a transactional document database and ACID-compliant event store on PostgreSQL.

* [Rails Event Store v2.19.0](https://github.com/RailsEventStore/rails_event_store) – Library for publishing, consuming, storing, and retrieving events in event-driven architectures.

* [KurrentDB NodeJS Client v1.3.0](https://github.com/kurrent-io/KurrentDB-Client-NodeJS) – NodeJS client for interfacing with an event-native database designed for modern applications and event-driven architectures.

* [Watermill v1.5.2](https://github.com/ThreeDotsLabs/watermill) – Go library for efficiently working with message streams and building event-driven applications.

* [Emmett 0.42.1](https://github.com/event-driven-io/emmett) – Opinionated framework for implementing Event Sourcing in Node.js applications.

* [eGo publisher/websocket/...](https://github.com/Tochemey/ego) – Minimal Go library for event sourcing and CQRS with Protocol Buffers-defined commands, events, and states.