Top MICROSERVICE GitHub Repositories & Tools (2026)

Distributed Big Data Orchestration Service

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

Rust client for NATS, the cloud native messaging system.

Core package for defining and running durable workflows and activities. Supports long-running persistent workflows, retries, queues, parallel execution, workflow monitoring, dedicated storage connections, and orchestration for microservices, data pipelines, sagas, agentic workflows, and other complex business processes.

.NET Components for Externalized Configuration, Database Connectors, Service Discovery, Logging and Distributed Tracing, Application Management, Security, and more.

Stylish Graph APIs, built on JSON:API

A networking framework that evolves with your application

🍃spring-rs is a application framework written in rust inspired by java's spring-boot

Common classes used in different Spring Cloud implementations

Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.

Universal HTAP Engine

Microservices library - scalecube-services is a high throughput, low latency reactive microservices library built to scale. It features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing

Example applications, microservices, and code samples for the Internet Computer

An Aspire reference architecture for cloud-native microservices and agentic AI with MCP, A2A & AG-UI

Oracle Coherence Community Edition

A message passing platform for Go

Apache Camel Quarkus

Database-Backed Durable Python Workflows

SmallRye Config - A Java Configuration library

A general purpose Distributed Systems Framework