grpc

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

Conductor is an event driven agentic orchestration platform providing durable and highly resilient execution engine for applications and AI Agents

An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.

The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬

eBPF-powered network observability for Kubernetes. Indexes L4/L7 traffic with full K8s context, decrypts TLS without keys. Queryable by AI agents via MCP and humans via dashboard.

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

Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.

GO Simple Tunnel - a simple tunnel written in golang

🚀 A coroutine framework that focuses on hyperspeed and flexibility. Building microservice or middleware with ease.

Golang gRPC Middlewares: interceptor chaining, auth, logging, retries and more.

Community hub for Requestly API Client — bugs, feature requests, and roadmap. The privacy-first Postman alternative.

🕸️ GraphQL Federation Framework for any API services such as REST, OpenAPI, Swagger, SOAP, gRPC and more...

Terminal API client for HTTP/GraphQL/gRPC with support for SSH tunnels, WebSockets, SSE, Workflows, Profiling, OpenAPI, Kubernetes port-forwarding and headless API.

The first open-source AI-driven tool for automatically generating system-level test cases (also known as fuzzing) for web/enterprise applications. Currently targeting whitebox and blackbox testing of Web APIs, like REST, GraphQL and RPC (e.g., gRPC and Thrift).

Casbin as a Service (CaaS)