Best Open Source API Infrastructure Tools using Golang in 2026

LiveKit

Real-time communication infrastructure for developers

Stars
18,475
Forks
1,944
Last commit
1 day ago

Scalable, customizable WebRTC SFU and server SDK for building real-time audio, video, and data applications with ease.

UnKey

Secure, scalable API key management for developers

Stars
5,289
Forks
616
Last commit
2 days ago

Streamline API authentication with UnKey's powerful, developer-friendly platform for creating, revoking, and monitoring API keys.

Open Source Alternative to:

Kong

Trieve

AI-powered search and RAG platform for faster, more relevant results

Stars
2,647
Forks
241
Last commit
3 months ago

Trieve offers an all-in-one solution for search, recommendations, and RAG with automatic continuous improvement based on user feedback.

Open Source Alternative to:

Pinecone

Krakend

Blazing-fast API gateway with linear scalability

Stars
2,608
Forks
495
Last commit
5 days ago

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

Open Source Alternative to:

Kong

WunderGraph

Unify APIs, databases, and services effortlessly

Stars
1,204
Forks
234
Last commit
2 days ago

A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.

Open Source Alternative to:

Apollo GraphQL

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

LiveKit

Real-time communication infrastructure for developers

Stars
18,475
Forks
1,944
Last commit
1 day ago

Scalable, customizable WebRTC SFU and server SDK for building real-time audio, video, and data applications with ease.

UnKey

Secure, scalable API key management for developers

Stars
5,289
Forks
616
Last commit
2 days ago

Streamline API authentication with UnKey's powerful, developer-friendly platform for creating, revoking, and monitoring API keys.

Open Source Alternative to:

Kong

Trieve

AI-powered search and RAG platform for faster, more relevant results

Stars
2,647
Forks
241
Last commit
3 months ago

Trieve offers an all-in-one solution for search, recommendations, and RAG with automatic continuous improvement based on user feedback.

Open Source Alternative to:

Pinecone

Krakend

Blazing-fast API gateway with linear scalability

Stars
2,608
Forks
495
Last commit
5 days ago

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

Open Source Alternative to:

Kong

WunderGraph

Unify APIs, databases, and services effortlessly

Stars
1,204
Forks
234
Last commit
2 days ago

A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.

Open Source Alternative to:

Apollo GraphQL

Open Source API Infrastructure Tools using Golang

A curated collection of the best open source infrastructure and tools for managing and securing APIs. using Golang.