Free MCP servers · page 185

Open source MCP servers that need no paid account or API key, based on each listing. Run them locally with Claude Code or any MCP client.

12,872 servers · showing 8833–8880

Cryptoetf

0

zerosix-studio/cryptoetf-mcp

Live spot crypto ETF flows for 16 assets and their funds, CEFI index and prices.

Local + RemoteFreeFinance, Fintech & Payments

Crystal Suppliers

0

ziyuant222/crystal-suppliers-mcp

Search verified crystal bracelets and source beads, accessories, and raw materials.

Local + RemoteFreeSearch & Web Scraping

Ct Dmv

0

pipeworx-io/mcp-ct-dmv

Connecticut DMV MCP — electric-vehicle registrations at vehicle level, aggregated on demand by…

Local + RemoteFreeOther Tools & Integrations

Cuba Memorys

762

LeandroPG19/cuba-memorys

Persistent memory MCP server. 28 tools, BM25+MMR+OOD retrieval, tamper-evident audit, code graph.

LocalFreeKnowledge, Memory & RAG

Cubiczan Chp

0

icohangar-ops/cubiczan-chp-mcp

Spend approval gate for AI agents: budget caps, HITL thresholds, signed audit hash.

LocalFreeAI Agents & Coding Agents

Curatedmcp Catalog

0

oneprofile-dev/curatedmcp-catalog-mcp

Search the CuratedMCP catalog of risk-classified MCP servers and check verification status.

LocalFreeSearch & Web Scraping

Curtis Cloud

JordanNewell/curtis-cloud

Expose any folder of notes as an MCP server — list, read, search, and (opt-in) write files.

LocalFreeSearch & Web Scraping

Custovox AI

0

jeremdecustovox/custovox-ai

custovox.ai MCP server: 7-emotion detection in English customer text (batch up to 50)

LocalFreeOther Tools & Integrations

CutOptim Engine

0

cutoptim/engine-mcp

Cutting optimization: 2D panels, 1D bars, timber and true-shape nesting via the CutOptim API.

Local + RemoteFreeDeveloper Tools

cve-cache

0

weiseer/cve-cache-mcp

Recent CVE + GHSA cache for AI agents auditing dependencies (npm/PyPI/Cargo/Maven/Go).

LocalFreeSecurity & Identity

cxg-census

0

MaxMLang/cxg-census-mcp

MCP server for the CZ CELLxGENE Census. Single-cell, ontology-aware. Community, unaffiliated.

LocalFreeOther Tools & Integrations

D2

recursivefunctions/d2mcp

Create, edit, validate, render, and export D2 diagrams with confined workspace access.

LocalFreeProductivity & Project Management

DAGP documentation

0

Martines90/dagp

Read-only DAGP governance rules, agent quickstart and experimental society guides.

LocalFreeAI Agents & Coding Agents

DAiL Marketplace

0

Rizzzo21/dail-live

MCP adapter for the DAiL agent-to-agent marketplace: escrow-protected trade via stdio.

LocalFreeAI Agents & Coding Agents

DailyMeteo

0

srpp011/dailymeteo-mcp

Historical weather and climate normals for any land location, 1 km grids, 1961 to today

LocalFreeLocation & Travel

Daleads

0

resuly/daleads-mcp

Australian development application and property intelligence data for AI agents.

LocalFreeAI Agents & Coding Agents

DanceFlow

0

kieransimkin/DanceFlow

DanceFlow ecosystem tools, workflows and skills. https://kieransimkin.co.uk/danceflow/

LocalFreeOther Tools & Integrations

Dante IX

0

heuristicolab/dante-mcp

9-Circle Brand Reputation, Social Listening & Multi-Model GEO Audit + Shield Forge (danteix.com).

LocalFreeSocial Media

DarkKnight Cave Motion Library

co.darkknightcave/motion

Search attributed motion recipes and prepare prompts for your coding agent. No API key required.

Local + RemoteFreeSearch & Web Scraping

DarkMatter

0

darkmatter-hub/mcp

Tamper-evident records of AI agent decisions. Verify offline, or publish a proof link.

LocalFreeAI Agents & Coding Agents

Darkmoon

0

ASCIT31/darkmoon-mcp-server

Drive a self-hosted Darkmoon Pro AI pentest instance: start runs, read campaigns and findings.

LocalFreeSecurity & Identity

Dart Kr

0

pipeworx-io/mcp-dart-kr

DART — Korea's Data Analysis, Retrieval and Transfer System. The Korean equivalent of SEC EDGAR.…

Local + RemoteFreeOther Tools & Integrations

darwin-memo

0

rogermsc/darwin-memo

Self-curating agent memory kept honest by survival-based selection over measured outcomes.

LocalFreeKnowledge, Memory & RAG

dashAI (unofficial)

0

Maarmapa/dashai-mcp

Train, track and query models on a running dashAI instance. Read-oriented, no delete tools.

LocalFreeAI Agents & Coding Agents

dashboardbase

0

dashboardbase/mcp

Validate dashboardbase widget endpoint responses and setup files against the live contract.

LocalFreeOther Tools & Integrations

Data Bahrain

0

pipeworx-io/mcp-data-bahrain

Bahrain government open data — population and census statistics, education, GDP and labor market…

Local + RemoteFreeData Science & Visualization

Data Baltimore

0

pipeworx-io/mcp-data-baltimore

DataBaltimore MCP — Baltimore open data (data.baltimorecity.gov, ArcGIS REST API).

Local + RemoteFreeDeveloper Tools

Data Cambridge

0

pipeworx-io/mcp-data-cambridge

DataCambridge MCP — Cambridge open data (data.cambridgema.gov, Socrata SODA API).

Local + RemoteFreeDeveloper Tools

Data Cincinnati

0

pipeworx-io/mcp-data-cincinnati

DataCincinnati MCP — Cincinnati open data (data.cincinnati-oh.gov, Socrata SODA API).

Local + RemoteFreeDeveloper Tools

Data Cityofnewyork

0

pipeworx-io/mcp-data-cityofnewyork

NYC Open Data — US government open data (data.cityofnewyork.us) via the Socrata SoQL API: NYC…

Local + RemoteFreeDeveloper Tools

Data Cleaner Agent

0

wesseltl/data-cleaner-agent

Clean messy CSVs: an LLM picks the steps, tested code does the work. Data untouched by the model.

LocalFreeAI Agents & Coding Agents

Data Colorado

0

pipeworx-io/mcp-data-colorado

Colorado Information Marketplace — US government open data (data.colorado.gov) via the Socrata…

Local + RemoteFreeOther Tools & Integrations

Data Connecticut

0

pipeworx-io/mcp-data-connecticut

Connecticut Open Data — US government open data (data.ct.gov) via the Socrata SoQL API: state…

Local + RemoteFreeDeveloper Tools

Data Denver

0

pipeworx-io/mcp-data-denver

DataDenver MCP — Denver open data (opendata-geospatialdenver.hub.arcgis.com, ArcGIS REST API).

Local + RemoteFreeLocation & Travel

Data Kcmo

0

pipeworx-io/mcp-data-kcmo

DataKansasCityMO MCP — Kansas City, MO open data (data.kcmo.org, Socrata SODA API).

Local + RemoteFreeDeveloper Tools

Data Maryland

0

pipeworx-io/mcp-data-maryland

Maryland Open Data — US government open data (opendata.maryland.gov) via the Socrata SoQL API…

Local + RemoteFreeDeveloper Tools

Data Montgomery

0

pipeworx-io/mcp-data-montgomery

DataMontgomeryCountyMD MCP — Montgomery County, MD open data (data.montgomerycountymd.gov, Socrata…

Local + RemoteFreeOther Tools & Integrations

Data Qatar

0

pipeworx-io/mcp-data-qatar

Qatar government open data — population, economic indicators, trade, and SDG social statistics…

Local + RemoteFreeSocial Media

Data Texas

0

pipeworx-io/mcp-data-texas

Texas Open Data — US government open data (data.texas.gov) via the Socrata SoQL API: state…

Local + RemoteFreeDeveloper Tools

Data Wa

0

pipeworx-io/mcp-data-wa

Washington State Open Data — US government open data (data.wa.gov) via the Socrata SoQL API: state…

Local + RemoteFreeDeveloper Tools

data-breach-detector

0

beepboop2025/data-breach-detector

Read-only breach intel, full history 2007-today: reports THAT an org was breached, never the data.

Local + RemoteFreeOther Tools & Integrations

DataArcus for Power BI

0

Antnioo/DataArcus

Plan, check and write Power BI reports on your PC after you approve. Arabic RTL and Gulf calendar.

LocalFreeProductivity & Project Management

Databases (read-only, switchable)

0

shibbirweb/mcp-db-read-only

Read-only SQL, MongoDB, Redis and Elasticsearch access, switchable mid-conversation.

LocalFreeDatabases

Databridge Kit

0

CloudCorpRecords/databridge-kit

Execute SQL and inspect tables, views, schemas and more on a configured database.

LocalFreeDatabases

Datacommons

0

pipeworx-io/mcp-datacommons

Data Commons MCP — harmonised public statistics for places, from Google Data Commons (REST v2).

Local + RemoteFreeData Science & Visualization

DataCore A2A

0

DataCore-VietNam/datacore-a2a-mcp

Normalise Vietnamese addresses and look up companies by name or tax code, through DataCore A2A.

LocalFreeDeveloper Tools

datadiffer

0

gauthierpiarrette/datadiffer

Read-only table diffs with segment attribution: which slice of your data changed.

LocalFreeOther Tools & Integrations

DataFinder

0

cyuanxv/datafinder-mcp

DataFinder analytics with 52 tools, metric dictionaries, persistent jobs and confirmed changes.

LocalFreeMarketing