Functional event projections and read models with Effect - Transform event streams into queryable views with type-safe, composable projection builders

Nisshi (Kafka-API broker) event store with a SQL sidecar for optimistic concurrency, snapshots, checkpoints, and inbox dedupe.

Comprehensive testing utilities for event sourcing implementations - Test contracts for transport and protocol implementations with mock utilities and test data generators

Production-ready PostgreSQL event store with Effect integration - Scalable, ACID-compliant event persistence with type-safe database operations and streaming

Rule-validator is a javascript module based on amanda. And works for node.js and in the browser. It can be very useful if you work with (d)ddd, cqrs, eventsourcing, domain, commands and events, etc.

Real-time WebSocket transport for event sourcing with Effect - Stream events to browsers and clients with type-safe, resilient real-time communication

In-memory event store implementation for development and testing - Fast in-memory storage with complete EventStore interface implementation

Wire command validation and dispatch for event sourcing systems - External boundary layer with schema validation

Node-eventstore is a node.js module for multiple databases. It can be very useful as eventstore if you work with (d)ddd, cqrs, eventsourcing, commands and events, etc.

Filesystem-based event store implementation for learning and debugging - Human-readable JSON files organized by stream for easy inspection

Pure event streaming and storage with Effect integration - Core event store interfaces and implementations for building resilient, functional event-driven systems

In-memory transport implementation for event sourcing - High-performance message transport using in-memory queues and channels

Event sourcing for nestjs CQRS

Pure transport layer abstractions and contracts for event sourcing - Define transport interfaces that any implementation (WebSocket, HTTP, SSE) can implement

No description provided.

Typed event sourcing framework

Node-eventstore is a node.js module for multiple databases. It can be very useful as eventstore if you work with (d)ddd, cqrs, eventsourcing, commands and events, etc.

Node-eventstore is a node.js module for multiple databases. It can be very useful as eventstore if you work with (d)ddd, cqrs, eventsourcing, commands and events, etc.

Bridge between event sourcing and redux

Server-side building blocks for event sourcing applications