Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performanceβup to 40 times fasterβthanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
All-in-one IoT Platform - Device management, data collection, processing and visualization.
An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.
lightweight, idiomatic and composable router for building Go HTTP services
Open Brain β The infrastructure layer for your thinking. One database, one AI gateway, one chat channel β any AI plugs in. No middleware, no SaaS.
Traefik plugin for Crowdsec - WAF and IP protection
The tiniest OpenID Certifiedβ’ authorization and authentication server you have ever seen.
DORA (Dataflow-Oriented Robotic Architecture) is middleware designed to streamline and simplify the creation of AI-based robotic applications. It offers low latency, composable, and distributed dataflow capabilities. Applications are modeled as directed graphs, also referred to as pipelines.
MQTT Server/MQTT Broker - Scalable Distributed MQTT Message Broker for IoT in the 5G Era
Eclipse iceoryx2β’ - true zero-copy inter-process-communication with a Rust core
The fastest Python web framework, built on Django. Rust (Actix Web) HTTP server + async typed handlers + msgspec, with the full Django ORM, Admin, middleware and auth. 300k+ req/s, no gunicorn/uvicorn.
OWASP Coraza middleware for Caddy. It provides Web Application Firewall capabilities
Open source smart card tools and middleware. PKCS#11/MiniDriver
Portable project memory across Claude Code, Codex and OpenCode, plus token accounting measured from harness transcripts. Local file I/O, no API calls, no telemetry.
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
Transports, Middleware, and Networks for the Alloy project
Game data middleware - describe schemas, edit data, pack data, load data, hot reloading support
Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.
Manages application of security headers with many safe defaults
The most complete DDS - Proven: Plenty of success cases. Looking for commercial support? Contact info@eprosima.com
Communication infrastructure for the AI era β one binary, one broker, one storage layer, any protocol
Gin middleware for session management
Open source industrial connectivity server
Split up your GraphQL resolvers in middleware functions
A security library for FastAPI that provides middleware to control IPs, log requests, detect penetration attempts, honeypot setup, behavioural analysis, emergency mode lockdown, block Cloud Provider IPs, country blocking, and much more... It integrates seamlessly with FastAPI to offer robust protection against various security threats.
YARP - Yet Another Robot Platform
High performance, minimalist Go web framework
Simple HTTP, REST, and SSE client library for Go
Help secure Express apps with various HTTP headers
π A coroutine framework that focuses on hyperspeed and flexibility. Building microservice or middleware with ease.
Node.js body parsing middleware
π΅ The stylish Node.js middleware engine for AWS Lambda π΅
A modern high-performance open source message queuing system
TrueNAS CORE/Enterprise/SCALE Middleware Git Repository
HTTP middleware for Go that facilitates some quick security wins.
Authenticator via oauth2, direct, email and telegram
A Middleware for Go Programming Language to check for JWTs on HTTP requests
An HTTP cache system, RFC compliant, compatible with @tyktechnologies, @traefik, @caddyserver, @go-chi, @bnkamalesh, @beego, @devfeel, @labstack, @gofiber, @go-goyave, @go-kratos, @gin-gonic, @roadrunner-server, @zalando, @zeromicro, @nginx and @apache
monorepo for Hono third-party middleware/helpers/wrappers
Virtuoso is a high-performance and scalable Multi-Model RDBMS, Data Integration Middleware, Linked Data Deployment, and HTTP Application Server Platform
β¨ A curated list of awesome Fiber middlewares, boilerplates, recipes, articles and tools.
A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.
A microservice that allows you to add custom middleware to Pangolin / Traefik resources.
UNCANNY is a real-time remaster engine for PC games and emulators with STRATA reconstruction, Motion Guard, REVENANT geometry/material upgrades, water recovery, optional DLSS5 and multi-API support.
An alternative side effect model for Redux apps
persist and rehydrate a redux store
A powerful HTTP client for Dart and Flutter, which supports global settings, Interceptors, FormData, aborting and canceling a request, files uploading and downloading, requests timeout, custom adapters, etc.
:zap: The one-liner node.js http-proxy-middleware (httpxy) for connect, express, next.js and more
OmniAuth is a flexible authentication system utilizing Rack middleware.
Enterprise job scheduling middleware with distributed computing ability.
Ultra performant API Gateway with middlewares. A project hosted at The Linux Foundation
Golang gRPC Middlewares: interceptor chaining, auth, logging, retries and more.
Web-based MongoDB admin interface, written with Node.js and Express
β¨β‘οΈ A feature-rich GraphQL Client for all platforms.
Lightweight and modular C++11 graphics middleware for games and data visualization
Node Editor built using Dear ImGui
A distributed MQTT message broker based on Erlang/OTP. Built for high quality & Industrial use cases. The VerneMQ mission is active & the project maintained. Thank you for your support!
Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.