#middleware

A production-grade WebSocket hub for Go with rooms, broadcasting, backpressure, observability, graceful shutdown, and horizontal scaling. Zero business logic, pure infrastructure.

Serve directory listings

Serve static files

A fast, modern PHP router with production-grade middleware, signed & temporary URLs, smart responses and first-class route caching.

A resilient, extensible HTTP client for Go with middleware, circuit breakers, rate limiting, caching, and OpenTelemetry support

Lightweight rate limiter plugin for Elysia.js

A high-performance, flexible rate limiting library for TypeScript.

async fn(Request) -> Result<Response, Error>

MCP Fusion - The TypeScript framework for secure MCP servers.

Creates (immutable) PHP model classes from JSON-Schema files including all validation rules as PHP code

Sharper context. Fewer tokens. Open-source middleware for Claude Code.

Mono-repo with all of the libraries for the core team

A reusable Grape JWT authentication concern

📦 Domain-agnostic gold-standard Go foundation kit: config, lambda, middleware, httputil, pagination, models, secrets, db, health, observability, testutil

Request ID propagation for ASGI apps

Ruvyxa is a production-minded web framework built around clarity, speed, and control. It keeps routing, server logic, validation, builds, and runtime output in one predictable workflow.

Traefik HTTP middleware that blocks non-US traffic and selected US subdivisions using a mounted MaxMind GeoLite2 or GeoIP2 City database. It supports trusted Cloudflare and proxy headers, direct connections, IPv4 and IPv6, explicit failure policies, database hot reload, and custom block pages.

Webpack hot reloading you can attach to your own server

A low-latency and high-throughput API gateway library in Go

Small Go HTTP API building blocks for JSON APIs, middleware, OpenAPI contracts, and service scaffolds.

Middleware and a scalar Upload to add support for GraphQL multipart requests (file uploads via queries and mutations) to various Node.js GraphQL servers.

Prometheus instrumentation library for Ruby applications

MCP-Bastion: The Zero-Infrastructure Runtime Middleware ,Enterprise-Grade Security Middleware for the Model Context Protocol (MCP)

Go SDK for building multi-tenant SaaS applications with tenant isolation, context propagation, and per-tenant config/metrics

👻 Simple middleware to integrate authentication to your applications

Alosaur - Deno web framework with many ES Decorators

A high-performance Go HTTP router for building reverse proxies and API gateways, including use cases like ingress controllers

Application-agnostic back end for web applications

Result pattern for .NET that replaces exceptions with type-safe return values. Features railway-oriented programming, ASP.NET Core integration, RFC 7807 Problem Details, and built-in pagination. Designed for production systems requiring explicit error handling without the overhead of throwing exceptions.

Provides a Generic Authorization middleware for Mezzio