A TypeScript framework for building MCP servers.
A TypeScript framework for building MCP servers.
A collection of MCP test servers including working servers (ping, resource, combined, env-echo) and test failure cases (broken-tool, crash-on-startup)
A TypeScript SSE proxy for MCP servers that use stdio transport.
The postgres client/server binary protocol, implemented in TypeScript
The Chrome DevTools Protocol JSON
🏎️ The official FastMCP TypeScript library - build MCP servers and clients, fast 🏎️
Model Context Protocol integration for UTCP
VSCode Language Server Protocol implementation
An MCP client for Node.js
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
Protocol Buffers for JavaScript
Transform OpenTelemetry SDK data into OTLP
Protocol Buffers for JavaScript & TypeScript.
The Agent Client Protocol (ACP) is a protocol that standardizes communication between *code editors* (interactive programs for viewing and editing source code) and *coding agents* (programs that use generative AI to autonomously modify code).
Coherent, zero-dependency, lazy, simple, GraphQL over WebSocket Protocol compliant server and client
A complete implementation of Protocol Buffers in TypeScript, suitable for web browsers and Node.js.
No nonsense protocol buffers schema parser written in Javascript
Utility package providing information about automation protocols
Framework for building Model Context Protocol (MCP) servers in Typescript
This repository contains TypeScript types conforming to the [WebDriver BiDi](https://w3c.github.io/webdriver-bidi/) specification. It also supports WebDriver BiDi extension modules defined in other specifications:
The protocol for the Twoslash interface
socket.io protocol parser
A convenience wrapper that enables you to call Solana Mobile Stack protocol methods using objects from @solana/web3.js
MCP protocol types and JSON-RPC implementation
CLI tooling for FastMCP - run, inspect, and install MCP servers
MCP client implementation for FastMCP
Core types and context for FastMCP
Procedural macros for FastMCP (#[tool], #[resource], #[prompt])
Fast, cancel-correct MCP framework for Rust
MCP server implementation for FastMCP
Transport layer (stdio, SSE, WebSocket) for FastMCP