🦍 The API and AI Gateway

Python SDK, Proxy Server (AI Gateway) to call 100+ LLM APIs in OpenAI (or native) format, with cost tracking, guardrails, loadbalancing and logging. [Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, HuggingFace, VLLM, NVIDIA NIM]

The Cloud-Native API Gateway and AI Gateway

A blazing fast AI Gateway with integrated guardrails. Route to 200+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Tyk Open Source API Gateway written in Go, supporting REST, GraphQL, TCP and gRPC protocols

Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

.NET API Gateway

🤖 AI Gateway | AI Native API Gateway

Ultra performant API Gateway with middlewares. A project hosted at The Linux Foundation

The Cloud-Native API Gateway and AI Gateway

Run Express and other Node.js frameworks on AWS Serverless technologies such as Lambda, API Gateway, Lambda@Edge, and more.

Emulate AWS λ and API Gateway locally when developing your Serverless project

An API Gateway built on Spring Framework and Spring Boot providing routing and more.

open source Kubernetes-native API gateway for microservices built on the Envoy Proxy

A Kubernetes controller for Elastic Load Balancers

Contour is a Kubernetes ingress controller using Envoy proxy.

Deploy Node.js projects to AWS Lambda and API Gateway easily

A next-gen FOSS self-hosted unified zero trust secure access platform that can operate as a remote access VPN, a ZTNA platform, API/AI/MCP gateway, a PaaS, an ngrok-alternative and a homelab infrastructure.

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.

The SMS Gateway for Android™ app enables sending and receiving SMS messages through an API that can be accessed directly on the device or via a cloud server when direct device access is not possible.

HTTP API Gateway

Microservices on .NET platforms used ASP.NET Web API, Docker, RabbitMQ, MassTransit, Grpc, Yarp API Gateway, PostgreSQL, Redis, SQLite, SqlServer, Marten, Entity Framework Core, CQRS, MediatR, DDD, Vertical and Clean Architecture implementation with using latest features of .NET 8 and C# 12

A Powerful HTTP API Gateway in pure golang！Goku API Gateway （中文名：悟空 API 网关）是一个基于 Golang开发的微服务网关，能够实现高性能 HTTP API 转发、服务编排、多租户管理、API 访问权限控制等目的，拥有强大的自定义插件系统可以自行扩展，并且提供友好的图形化配置界面，能够快速帮助企业进行 API 服务治理、提高 API 服务的稳定性和安全性。

A microservices API Gateway built on top of Express.js

An API Gateway written in Go

Repository for the next iteration of composite service (e.g. Ingress) and load balancing APIs.

Manages Envoy Proxy as a Standalone or Kubernetes-based Application Gateway

KrakenD Community Edition: High-performance, stateless, declarative, API Gateway written in Go.

AI API identity gateway — reverse proxy that normalizes device fingerprints and telemetry for privacy-preserving API proxying

OpenResty/Nginx Gateway for API Monitoring and Management.