A Node.js application that simulates or connects to a CO2 sensor on a Raspberry Pi Pico, provides a JSON-RPC service interface, and supports switching between simulation mode and real device mode.

A server that controls Microsoft Paint through the JSON-RPC 2.0 protocol, supporting functions such as starting the Paint program, drawing graphics, setting colors, and tool properties.

An MCP protocol server written in Scala 3, supporting multiple tool functions.

A TypeScript-based WordPress Model Context Protocol (MCP) server that provides a standardized interface for AI systems to achieve secure and programmatic interaction with WordPress sites via JSON-RPC 2.0.

A Model Context Protocol (MCP) implementation in Haskell, supporting interaction with clients such as Claude through StdIO and JSON-RPC, and providing resource, tool, and prompt management functions.

This project implements an MCP server based on pyATS and Genie, providing structured, model-driven network device interaction capabilities through the JSON-RPC 2.0 protocol. It supports the secure execution of CLI commands, configuration changes, and data collection, and is suitable for containerized or LangGraph integration scenarios.

A Model Context Protocol server for Common Lisp, providing JSON-RPC 2.0 communication, REPL evaluation tools, and TCP/stdio transport support

A Perl-based MCP server implementation that interacts with the Cursor IDE through standard input and output, providing direct access to its internal state (including chat and writing history).

A cross-platform note management service based on JSON-RPC 2.0, supporting both command-line and background service operation modes, providing thread-safe note operations and summary generation functions.

An MCP server designed for n8n workflow automation, providing a standardized JSON-RPC interface to execute and manage workflows

An MCP protocol test server implementation based on Elixir, supporting the JSON-RPC 2.0 standard and providing pluggable validation middleware and schema-driven validation.

mcp-audio is an MCP plugin compliant with the AIO-2030 standard, providing speech-to-text functionality and supporting multiple audio formats and API call methods.

An MCP server for interacting with the Ethereum blockchain, providing standard JSON-RPC method query functions

The openwrt-mcp-server is a lightweight and scalable MCP protocol server designed for OpenWrt embedded devices. It supports both MQTT and HTTP protocols, enabling two-way JSON-RPC communication between devices and AI systems, with security authentication and a modular architecture.

The MCP Browser Operator is a browser automation service based on the JSON-RPC protocol that controls web page interaction and content analysis through LLM.

A JSON-RPC service protocol server based on OpenRPC

Node.js service for simulating CO2 sensor devices

This project demonstrates a Python-based implementation of the Model Context Protocol (MCP), which enables standardized communication between LLM agents and enterprise systems through JSON-RPC and HTTP protocols, including support for SSE real-time events.

The MCP server based on pyATS enables structured network device interaction through the JSON-RPC 2.0 protocol

Changesets is a build tool for managing code versions and releases

MCP over SSE is an open-source library that implements the Model Context Protocol based on Server-Sent Events. It provides a complete MCP server functionality, including SSE connection management, JSON-RPC message processing, tool registration and execution, and session management.

An MCP server based on TypeScript, supporting all Ethereum JSON-RPC calls through the MCP SDK, enabling AI models to interact with blockchain data.

A cross-platform note management service based on JSON-RPC 2.0 that implements the Model Context Protocol, supporting command-line and service mode operation.

A US census data query service based on the JSON-RPC protocol, providing API calls, data caching, and authentication functions.

A WooCommerce JSON-RPC 2.0 interface service based on HTTP/Express, providing product query and update functions.

This project is a Go implementation of the Model Context Protocol (MCP), a JSON-RPC based protocol for client-server interaction in LLM applications. The project includes Go structure definitions, client implementation, and example code, supporting interaction with resources, tools, prompts, etc.

This project is a JSON-RPC server that encapsulates the OpenAI Codex CLI tool as an MCP service for Claude Code to call. It provides dedicated methods for code generation, explanation, and debugging, supports multiple model selections, and simplifies the integration process between Claude and OpenAI models.

The MCP Dust Server is a server-side implementation of the Model Context Protocol (MCP) for interacting with Dust AI agents. The project consists of an MCP server and a test client, supporting real-time streaming responses, the complete JSON-RPC 2.0 protocol, session management, and other functions. It can be integrated into development environments such as Windsurf IDE and Claude Desktop.

An MCP server based on the JSON-RPC 2.0 protocol, providing access to the Brave Search API through background threads, supporting rate limiting and tool call functions.

The Venice Browser MCP Bridge is a lightweight, production-ready tool that communicates with the browser automation framework Playwright using the JSON-RPC protocol through stdin/stdout. It supports two message frame formats: line mode and content length, and provides web page navigation and session management functions.

An MCP service implemented in Golang based on the JSON-RPC 2.0 protocol, used to parse user input through AI and create specified files

A Node.js-based proxy server that bridges Ethereum JSON-RPC queries from Geth nodes to the Model Context Protocol (MCP) ecosystem. It supports multiple Ethereum RPC methods as MCP-compatible tools, providing secure, rate-limited, and schema-validated blockchain data access.

A simple to-do list CRUD API service based on Node.js, Express, and PostgreSQL, implemented using the JSON-RPC 2.0 protocol and the Model Context Protocol (MCP) concept.

An MCP server implemented in Go, providing the function of accessing databases through JSON-RPC interfaces, supporting real-time communication and a tool extension architecture.

A Stdio proxy CLI tool for HTTP streaming MCP servers, which processes JSON-RPC messages through standard input and output

A tool invocation service supporting both SSE and stdio connection methods, providing functions such as calculators and weather queries.

An MCP server that provides 107 modern command-line tools, offering JSON-RPC structured access to file systems, Git platforms, containers, Kubernetes, and data conversion tools for AI/LLM agents.

This is an MCP Memory Service implemented in Rust, providing memory storage and retrieval functions, supporting multiple storage backends and embedding models, and communicating with clients via the JSON-RPC protocol.

The Laravel MCP Server is a Laravel-based package for building servers that comply with the Model Context Protocol (MCP). It supports multiple transport methods (Stdio, HTTP, WebSocket) and provides a basic interface for creating resources and tools. Developers need to implement the specific logic themselves.

MCP examples and demonstrations, showing how to run services, send initialization requests, invoke tools, and handle errors through the JSON-RPC 2.0 protocol.