"open source" matching MCP servers:

• Eyevinn Open Source Cloud MCP

  EyevinnOSC

  -

  security

  A

  license

  -

  quality

  MCP Server for Eyevinn Open Source Cloud API, enabling creation of solutions based on open web services. Web services based on open source where the creator gets a share of the revenue the platform generates.

  Last updated 2026-02-18

  25

  7

  MIT

• open-docs-mcp

  askme765cs

  A

  security

  F

  license

  A

  quality

  An open-source MCP implementation providing document management functionality. This project aims to replicate Cursor's @Docs functionality.

  Last updated 2025-04-08

  8

  22

  17

• Open MCP

  metacode0602

  -

  security

  F

  license

  -

  quality

  An open-source Model Context Protocol application management platform that allows users to create applications from GitHub repositories with automatic information extraction and database integration.

  Last updated 2026-03-03

  35

  2
• 

  Hong Kong Open Data MCP Serverofficial

  mcp-open-data-hk

  A

  security

  A

  license

  A

  quality

  Enables access to Hong Kong government's official open data portal (DATA.GOV.HK) through natural language queries. Supports searching datasets, browsing categories, and retrieving detailed information about Hong Kong's public data resources.

  Last updated 2025-08-14

  8

  5

  MIT

• Android Source Explorer MCP

  mrmike

  A

  security

  A

  license

  B

  quality

  Provides on-demand access to AOSP and Jetpack source code to help AI understand Android framework internals. It features a hybrid architecture using Tree-sitter and LSP for precise code extraction, cross-file navigation, and local source indexing.

  Last updated 2026-03-16

  11

  79

  Apache 2.0

• Source Map Parser MCP Server

  MasonChow

  A

  security

  A

  license

  A

  quality

  Enables mapping JavaScript error stack traces back to original source code, extracting context information to help developers locate and fix issues.

  Last updated 2025-09-28

  3

  34

  2

  MIT

• mcp-open-library

  8enSmith

  A

  security

  A

  license

  A

  quality

  A Model Context Protocol (MCP) server for the Open Library API that enables AI assistants to search for book information.

  Last updated 2026-02-04

  6

  17

  67

  MIT

• MCP Source Relation Server

  owayo

  A

  security

  A

  license

  C

  quality

  Analyzes source code dependencies across multiple programming languages in the specified directory to identify file relationships, assisting in dependency management and project structure understanding.

  Last updated 2025-02-24

  1

  1

  MIT

• Open States API MCP Server

  ag2-mcp-servers

  -

  security

  F

  license

  -

  quality

  This MCP server enables interaction with the Open States API, allowing users to access legislative data from US state governments through natural language commands.

  Last updated 2025-07-16

• Open Policy Agent (OPA) REST

  ag2-mcp-servers

  -

  security

  F

  license

  -

  quality

  An MCP Server that enables natural language interaction with the Open Policy Agent REST API, allowing users to manage policies, decisions, and data through conversational interfaces.

  Last updated 2025-07-16

  1

• EspoCRM-MCP

  zaphod-black

  -

  security

  F

  license

  -

  quality

  Open source MCP server for EspoCRM

  Last updated 2025-07-20

  31
• 

  Open Targets Platform MCPofficial

  opentargets

  -

  security

  A

  license

  -

  quality

  Enables AI assistants to interact with the Open Targets Platform API to search and retrieve comprehensive data about target-disease associations, drugs, genes, and drug discovery information through GraphQL queries.

  Last updated 2026-04-07

  26

  Apache 2.0

• Open Ai21 MCP Server

  BACH-AI-Tools

  -

  security

  A

  license

  -

  quality

  Provides access to Open Ai21 API services including chatbots (GPT-3.5, Claude 3, Llama 3), text-to-image generation, image background removal, text-to-speech, question answering, and text summarization capabilities.

  Last updated 2025-12-07

  MIT

• Open-Meteo MCP Server

  cmer81

  A

  security

  A

  license

  A

  quality

  Provides comprehensive access to Open-Meteo APIs for weather forecasts, historical data, air quality, and marine conditions. It enables LLMs to query specialized meteorological models, perform geocoding, and access advanced climate or flood projections.

  Last updated 2026-03-20

  17

  1,375

  39

  MIT

• Open WebUI MCP Server

  troylar

  A

  security

  A

  license

  B

  quality

  Exposes Open WebUI's admin APIs as tools, allowing AI assistants to manage users, groups, models, knowledge bases, and chats. It enables comprehensive administrative control and resource discovery while respecting the platform's native permission and authentication systems.

  Last updated 2026-01-24

  82

  4

  MIT

• Open Brewery DB MCP Server

  jimbuck

  -

  security

  A

  license

  -

  quality

  Provides access to the Open Brewery DB API, allowing AI assistants to search for breweries and retrieve detailed information like location, type, and contact details. It enables interactive exploration of a global database containing over 40,000 breweries.

  Last updated 2025-06-25

  2

  1

  MIT

• keycloak-source-mcp

  vujasinovic

  -

  security

  A

  license

  -

  quality

  An MCP server that enables AI assistants to navigate, search, and analyze local Keycloak source code to support developer customizations like SPIs and authenticators. It provides tools for searching classes, generating boilerplate code, detecting breaking changes between versions, and tracing dependencies.

  Last updated 2026-03-06

  8

  MIT

• Cairo Coder

  KasarLabs

  A

  security

  F

  license

  A

  quality

  The most powerful open-source Cairo code generator.

  Last updated 2025-10-31

  1

  8

  14
• 

  SAP Ariba Source MCP Server byofficial

  CDataSoftware

  -

  security

  A

  license

  -

  quality

  This project builds a read-only MCP server. For full read, write, update, delete, and action capabilities and a simplified setup, check out our free CData MCP Server for SAP Ariba Source (beta): https://www.cdata.com/download/download.aspx?sku=PBZK-V&type=beta

  Last updated 2025-10-18

  MIT

• Open Food Facts MCP Server

  caleb-conner

  A

  security

  A

  license

  A

  quality

  Enables AI assistants to access the Open Food Facts database to query detailed food product information, nutritional data, and environmental scores. Supports product lookup by barcode, smart search with filtering, nutritional analysis, product comparison, and dietary recommendations to help users make informed food choices.

  Last updated 2025-08-07

  5

  1

  MIT

• @ragrabbit/mcp

  madarco

  -

  security

  A

  license

  -

  quality

  Access any documentation indexed by RagRabbit Open Source AI site search

  Last updated 2026-01-05

  4

  132

  MIT

• AgentReacher

  thijssmudde

  -

  security

  A

  license

  -

  quality

  Connect your AI to social media. Open-source platform for AI agents.

  Last updated 2026-04-01

  604

  3

  MIT

• MCP Toolbox for Databases

  googleapis

  -

  security

  A

  license

  -

  quality

  Open source MCP server specializing in easy, fast, and secure tools for Databases.

  Last updated 2026-04-17

  14,677

  Apache 2.0
• 

  vibaseofficial

  vibase-ai

  -

  security

  A

  license

  -

  quality

  Easily query and mutate Postgres data using MCP. This is an open source project.

  Last updated 2025-07-02

  Apache 2.0
• 

  Agentsetofficial

  agentset-ai

  A

  security

  A

  license

  A

  quality

  An open-source platform for Retrieval-Augmented Generation (RAG). Upload documents and query them ⚡

  Last updated 2025-06-16

  1

  20

  26

  MIT

• mcp-remote-macos-use

  baryhuang

  A

  security

  A

  license

  A

  quality

  The first open-source MCP server that enables AI to fully control remote macOS systems.

  Last updated 2025-06-10

  8

  473

  MIT

• Open Brush MCP Server

  moz411

  -

  security

  A

  license

  -

  quality

  Enables control of Open Brush 3D painting software through natural language commands, allowing LLMs to create drawings, manipulate brushes, import 3D models, manage colors, layers, and camera settings via the Open Brush HTTP API.

  Last updated 2025-12-14

  MIT

• maiife-toolkit

  sakthivelchan89

  -

  security

  A

  license

  -

  quality

  Open-source AI governance toolkit — MCP servers & CLIs for scanning, auditing, and managing your AI environment

  Last updated 2026-04-06

  1

  Apache 2.0

• scan-your-ai-toolkit

  sakthivelchan89

  -

  security

  F

  license

  -

  quality

  Open-source AI governance toolkit. MCP servers & CLIs for scanning, auditing, and managing your AI environment

  Last updated 2026-04-06

• open-agreements

  open-agreements

  A

  security

  A

  license

  A

  quality

  Fill standard legal agreement templates (NDAs, SAFEs, NVCA docs, employment, cloud terms) and produce DOCX files.

  Last updated 2026-04-18

  1

  3

  3,002

  28

  MIT

• coremcp

  CoreBaseHQ

  A

  security

  A

  license

  B

  quality

  Connect Legacy Databases to AI Agents via Model Context Protocol. Open-source bridge for LLM data analysis.

  Last updated 2026-03-26

  9

  3

  Apache 2.0

• AgentPay-mcp

  up2itnow0822

  A

  security

  A

  license

  A

  quality

  Non-custodial x402 MCP payment layer for AI agents — the open-source alternative to Vercel x402-mcp

  Last updated 2026-04-08

  11

  27

  4

  MIT

• Archive Agent

  shredEngineer

  -

  security

  A

  license

  -

  quality

  Archive Agent is an open-source semantic file tracker with OCR + AI search (RAG) and MCP capability.

  Last updated 2026-03-21

  59

• MCP Discord

  goul4rt

  -

  security

  A

  license

  -

  quality

  The most complete open-source MCP server for Discord — 80+ tools, dual-mode: integrated (plugin) or standalone

  Last updated 2026-04-17

  2,011

  6

  MIT

• Taiwan Government Open Data

  funtuan

  -

  security

  F

  license

  -

  quality

  Enables searching and querying Taiwan government open datasets from data.gov.tw using AI-powered search through Cloudflare Workers.

  Last updated 2025-12-07
• 

  SentinelGateofficial

  Sentinel-Gate

  -

  security

  A

  license

  -

  quality

  Open-source MCP proxy that enforces security policies, content scanning, and audit logging between AI agents and tool servers

  Last updated 2026-04-16

  23

  AGPL 3.0

• agent-bom

  msaad00

  A

  security

  A

  license

  -

  quality

  AI supply chain security scanner for MCP servers and AI agents. 18 tools for CVE scanning, blast radius mapping, CIS benchmarks, SBOM generation, and compliance enforcement across OWASP LLM Top 10, MITRE ATLAS, NIST AI RMF, and EU AI Act.

  Last updated 2026-04-18

  20

  10

  Apache 2.0

• ClimateTriage MCP Server

  Codeshark-NET

  A

  security

  F

  license

  B

  quality

  Enables users to search and filter open source issues related to climate change and sustainability projects through the ClimateTriage API.

  Last updated 2025-04-08

  1

  1

• mcp-server-public-transport

  mirodn

  A

  security

  A

  license

  A

  quality

  mcp-server-public-transport is an open-source, locally hosted server providing an interface for accessing public transport data across Europe.

  Last updated 2026-03-31

  13

  6

  Python

  MIT

• mcp-server-text-editor

  bhouston

  A

  security

  A

  license

  B

  quality

  An open source implementation of the Claude built-in text editor tool versions: text\_editor\_20241022 (Claude 3.5 Sonnet) text\_editor\_20250124 (Claude 3.7 Sonnet)

  Last updated 2025-03-17

  1

  76

  35

  MIT

• Open Food Facts MCP Server

  saiprasadthalluri

  -

  security

  F

  license

  -

  quality

  Enables LLMs to search for food products and retrieve detailed nutritional information from the Open Food Facts database using product names or barcodes.

  Last updated 2025-12-10

• YetiBrowser MCP

  yetidevworks

  -

  security

  A

  license

  -

  quality

  An open-source alternative to BrowserMCP that enables AI assistants to interact with web pages through a Chrome extension. Provides browser automation capabilities without closed-source dependencies by bridging MCP clients to active Chrome tabs.

  Last updated 2025-11-23

  9

  MIT

• OSSInsight MCP Server

  damonxue

  A

  security

  A

  license

  A

  quality

  Provides GitHub data analysis for repositories, developers, and organizations, enabling insights into open source ecosystems through API calls and natural language queries.

  Last updated 2025-05-14

  5

  13

  MIT

• defeatbeta-api

  defeat-beta

  -

  security

  A

  license

  -

  quality

  Defeatbeta API is an open-source alternative to Yahoo Finance's market data APIs, designed to provide reliable and high-performance financial data.

  Last updated 2026-03-31

  569

  Apache 2.0

• gbox

  babelcloud

  -

  security

  A

  license

  -

  quality

  Gru-sandbox(gbox) is an open source project that provides a self-hostable sandbox for MCP integration or other AI agent usecases.

  Last updated 2026-02-11

  172

  Apache 2.0

• MCP-Soccerdata

  yeonupark

  -

  security

  A

  license

  -

  quality

  An open-source MCP server that connects to the SoccerDataAPI to deliver up-to-date football match information via natural language interactions.

  Last updated 2025-05-14

  30

  MIT

• Meilisearch MCP Server

  ag2-mcp-servers

  -

  security

  F

  license

  -

  quality

  An MCP server that allows agents to interact with Meilisearch, a powerful open-source search engine, through its API using natural language.

  Last updated 2025-07-16

• codewiki-mcp

  izzzzzi

  A

  security

  A

  license

  B

  quality

  MCP server for codewiki.google — AI-powered wiki documentation for open-source repositories. Search repos, fetch wiki content, and ask questions about any repo.

  Last updated 2026-04-06

  3

  20

  1

  MIT

• github-repo-mcp

  Ryan0204

  A

  security

  A

  license

  D

  quality

  github-repo-mcp

  Last updated 2025-04-25

  3

  38

  25

  MIT

• mcp-hfspace

  evalstate

  A

  security

  A

  license

  C

  quality

  Use HuggingFace Spaces directly from Claude. Use Open Source Image Generation, Chat, Vision tasks and more. Supports Image, Audio and text uploads/downloads.

  Last updated 2025-06-13

  3

  131

  385

  MIT