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Open Source Projects tagged "Api Gateway"

A curated collection of the best open source projects tagged "Api Gateway". Each listing includes a website screenshot along with a detailed review of its features.

Apache APISIX

High-performance API gateway with built-in LLM support

  • Stars

    17,305

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Apache APISIX is an open-source API gateway built on NGINX and etcd, offering dynamic routing, 100+ plugins, load balancing, authentication, and traffic management for APIs and LLM workloads.

Open Source Alternative to:

Kong

Bifrost

AI
Ultra-fast AI gateway with enterprise-grade reliability

  • Stars

    Stars growing over the last 30 days9,445

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Open-source AI gateway delivering 50x faster performance than alternatives. Access 1000+ models from 8+ providers with built-in governance, fallback, and observability.

Open Source Alternative to:

OpenRouter

Tyk

Universal API management for REST, GraphQL, gRPC & async

  • Stars

    10,879

  • Last commit

    3 days ago

  • License

    Unknown
Fast, scalable API management platform with open source gateway, analytics, dev portal and dashboard. Deploy anywhere with AI-ready governance and security.

Open Source Alternative to:

Kong

Envoy AI Gateway

AI
Route GenAI traffic with confidence using open source

  • Stars

    Stars growing over the last 30 days2,371

  • Last commit

    17 hours ago

  • License

    Apache-2.0
Open source gateway built on Envoy for routing application traffic to GenAI services. Supports 16+ LLM providers including OpenAI, Anthropic, AWS Bedrock.

Open Source Alternative to:

Cloudflare AI Gateway

Krakend

Blazing-fast API gateway with linear scalability

  • Stars

    2,702

  • Last commit

    7 days ago

  • License

    Apache-2.0
High-performance, stateless API gateway built for microservices. Handle 80K+ requests/second with transparent pricing and enterprise-grade reliability.

Open Source Alternative to:

Kong

Fusio

API management platform for developers and AI agents

  • Stars

    2,129

  • Last commit

    14 days ago

  • License

    Apache-2.0
Open source API management platform that exposes databases as REST, routes microservice traffic, handles billing, and generates SDKs across multiple languages.

Open Source Alternative to:

Postman

Tailcall

AI
The modern GraphQL runtime

  • Stars

    1,443

  • Last commit

    2 months ago

  • License

    Apache-2.0
Swiftly design and ship best-practice GraphQL backends atop existing data sources and APIs.

Open Source Alternative to:

Apollo GraphQL

Gravitee

Unified API, event, and AI agent management platform

  • Stars

    469

  • Last commit

    5 hours ago

  • License

    Apache-2.0
Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.

Open Source Alternative to:

Postman

Orbital

Connect APIs, databases, and streams without glue code

  • Stars

    361

  • Last commit

    5 months ago

  • License

    Unknown
Automated data integration platform that connects APIs, databases, and event streams using semantic schemas. Deploy secure integrations in minutes with Git-based workflows.

Open Source Alternative to:

Kong
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