#open-source

⏩ Create, share, and use custom AI code assistants with our open-source IDE extensions and hub of models, rules, prompts, docs, and other building blocks

Cross-protocol agent discovery. Search and register AI agents across MCP, A2A, and agents.txt protocols. Directory of 18K+ MCP servers across 6+ registries.

Security layer for AI agents — MCP Hub with DLP, cross-agent Memory Vault, and 8.6M coding pattern database. Bidirectional content security scans outbound data for PII, secrets (50+ credential types), and high-entropy strings while blocking prompt injection inbound. Memory Vault enables persistent context across Claude, Gemini, Cursor, and Copilot with personal and team-level vaults. Pattern Database provides validated bug-fix patterns from 6,219 OSS projects across 48 languages, queryable by agents before writing code. Single endpoint proxying with built-in auth, health checks, and circuit breaking. Free tier available.

AI-native MCP server for business management. 31 tools for invoicing, expenses, clients, products, quotes, and tax compliance. Multi-currency (40 currencies), VeriFactu ready, OAuth 2.0 + PKCE. Works with Claude, GPT, and custom agents.

Fully decentralized P2P web search engine for LLMs. No API key, no billing, unlimited free search via MCP. Crawls, indexes, and searches the web through a peer-to-peer network. Features offline local search, credit-based incentives, privacy-first design, and 5 MCP tools: search, search_local, fetch_page, crawl_url, network_stats.

MCP server that gives AI agents real crypto trading capabilities. 13 tools across market data, order execution, grid strategies, and Cardano DeFi. Connects to Bitget, Gate.io, MEXC, and Kraken. Works with Claude Desktop, Claude Code, Cursor, and any MCP-compatible client. Open-source, MIT-licensed.

One app to manage all your MCP servers across every AI client.

Open-source RAG platform to build secure, intelligent AI agents for enterprise data.

MCP server that enables LLM clients to interact with macOS applications through AppleScript. Built using the @beyondbetter/bb-mcp-server library, this server provides safe, controlled execution of predefined scripts with optional support for arbitrary script execution.

Agentic assistant that handles the complexity while you focus on results. With MCP support and advanced Orchestrator/Agent capabilities, BB connects to hundreds of external data sources & tools and breaks down complex tasks for maximum efficiency.

WooCommerce MCP Server Plugin (no external server needed): Connect your WooCommerce store to AI assistants like Claude and VS Code. This WordPress plugin enables AI clients to access your store's product catalog, categories, reviews, and content through a secure, read-only interface. MCP for WooCommerce transforms your WordPress site into an AI-accessible data source built on Automattic's official WordPress MCP. It safely exposes public store information—products, categories, tags, reviews, shipping options, and WordPress content—while protecting customer data and private details. Perfect for building AI-powered shopping assistants or integrating with custom AI applications.

Open-source MCP server for browser automation. Enables AI systems to control browsers, interact with web pages, and extract content programmatically.

QuerySculptor is a GraphQL query builder designed for AI agents that provides 26 structured tools via the Model Context Protocol (MCP). Instead of generating complex GraphQL queries from scratch, AI agents can build queries step-by-step with real-time validation, schema introspection, and error prevention. It works with Claude, Cursor, and other MCP clients, using Redis for session management and featuring a live demo with the Pokemon API. The tool transforms the traditional error-prone approach of raw GraphQL generation into a guided, conversational workflow perfect for AI assistants and chatbots.

MCP browser automation server. Exposes browser control tools to external AI systems via Model Context Protocol. Open-source & secure.

Gitlab MCP Server

Penpot MCP connects design workflows with AI, enhancing creativity and efficiency. This server leverages Model Context Protocol to integrate Claude AI and other LLMs into your Penpot projects. 🐙💻

✨ Agentic chat experience in your terminal. Build applications using natural language.

The open-source interface for AI chat. Self-hostable, developer-first, and model-agnostic.

this code belongs to issac...we r trying to connect it to a mcp server that we designing...its public u can use if u want

Enhanced MCP server for SearXNG: category-aware web-search, web-scraping, and date/time retrieval.

A Python-based client for interacting with Model Context Protocol (MCP) servers using Ollama. Features include multi-server support, dynamic model switching, tool management, and a rich terminal interface.

Fabric MCP Server: Seamlessly integrate Fabric AI capabilities into MCP-enabled tools like IDEs and chat interfaces.

Electron-based desktop applications for various AI chat platforms.

mcp server to publish dev.to article automatically. In .NET 9

Final unified interface for global users. Just describe your server, paste your API key (Claude/OpenAI/Grok), and this library will build, test, and deploy the full MCP server locally or remotely.

Uses Claude or OpenAI API to convert prompt-mapped input into concrete MCP server components such as tools, resource templates, and prompt handlers.

Automatically generates a full MCP server codebase (Node/Python/Java) using the validated schema, outputting modular files for CLI-based execution or Claude Desktop connection.

CLI tool to scaffold, run, and test MCP servers locally with Node.js or Python, integrated with Claude and OpenAI key injection and auto-link to Claude Desktop.

Enables any MCP-compliant agentic platform (Claude, Grok, TypingMind, Cursor, etc.) to auto-discover generated MCP servers and sync capabilities from build metadata.

Analyzes user-described build features (e.g. database, API integration, tools) and extracts core server requirements like resources, tools, prompts, external systems, and transports needed for MCP.

Generates optimal Claude/OpenAI-ready prompts to build each part of the MCP server (resources, tools, prompts) from the input generated by `mcp_input_analyzer`.

CLI tool for managing Model Context Protocol (MCP) servers in one place & using them across them different clients

World Growing MCP Directory for Developers and AI Enthusiast to explore and latest and finest MCP servers on the web.

Open-source Model Context Protocol (MCP) server for Dart & Flutter. Exposes SDK tools and project resources for AI-driven workflows, automation, and remote development

A list of open-source AI projects you can use to generate income easily.

An MCP server that runs AI-driven venture capitalist agents (Fred Wilson, Peter Thiel, etc.), whose thinking is continuously enriched by Octagon Private Markets' real-time deals, valuations, and deep research intelligence. Use it to spin up programmable "VC brains" for pitch feedback, diligence simulations, term sheet negotiations, and more.

Klavis AI (YC X25): Open Source, easy to use MCPs on Slack, Discord and Web

ACI.dev is the open source platform that connects your AI agents to 600+ tool integrations with multi-tenant auth, granular permissions, and access through direct function calling or a unified MCP server.

Digimon Engine — Multi-Agent, Multi-Player Framework for AI-Native Games and Agentic Metaverse

A customizable, general purpose AI Agent that supports MCP. Talk to Saiki in natural language to control computers, applications and more!

API 200 is an open source API gateway to simplify 3rd-party integrations. Import endpoints, set up caching, retries, and mocks. Access all services via one URL. Monitor logs, track errors, and get alerts on API incidents.

Agentica is an open-source framework that makes working with AI agents simple and reliable. It helps you integrate structured function calls with Large Language Models (LLMs) without the usual headaches. Built around Typia's robust JSON Schema validation, Agentica eliminates the common frustrations of building agent systems - no more dealing with unpredictable outputs or complex integration challenges.

Klavis AI (YC X25): Open Source MCP integration for AI applications

✈ MCP For Plane.so

An (eventually) secure open-source MCP Server to turn any REST endpoint into MCP resources automatically

A Repository of Functions Consumable by Other Agent Frameworks

Node.js Model Context Protocol (MCP) server providing secure, relative filesystem access for AI agents like Cline/Claude.

Personal Context Technology for AI Personalization MCP server

MCP Server for Simplenote integration with Claude Desktop

A list of open-source AI projects you can use to generate income easily.

OmniMind: An open-source Python library for effortless MCP (Model Context Protocol) integration, AI Agents, AI workflows, and AI Automations. Plug & Play AI Tools for MCP Servers and Clients, powered by Google Gemini.

Open source community for mcp servers

Open Source MCP Servers for Scientific Research

A comprehensive collection of Model Context Protocol (MCP) servers categorized by functionality. This repository helps developers and AI enthusiasts discover and utilize the wide array of available MCP servers for various applications.

This is a File system mcp server that could allow an LLM to read and list files from a specified safe directory on your local machine.

MCP File System Server: A secure Model Context Protocol server that provides file operations for AI assistants. Enables Claude and other assistants to safely read, write, and list files in a designated project directory with robust path validation and security controls.

A Model Context Protocol (MCP) server that retrieves information from Wikipedia to provide context to LLMs.

Electron-based desktop applications for various AI chat platforms.

An MCP server for analyzing open source projects and assisting with codebase integration

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Absurdly easy Model Context Protocol Servers in Typescript