Free MCP servers · page 107

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.

12,864 servers · showing 5089–5136

The Button Wall

089

leovenom/buttonwall-mcp

Rent a clickable button on a million-pixel wall: find free space, get a quote, create a checkout.

LocalFreeOther Tools & Integrations

tinyprobe

3

kikutano/tinyprobe

API testing in YAML: inspect, call and run endpoints and workflows, with the guide to write them.

LocalFreeDeveloper Tools

Toolcairn

3

neurynae/toolcairn-mcp

MCP server for tool discovery: find, compare, and verify tools across 35+ registries.

LocalFreeOther Tools & Integrations

Trackly CLI

32.2k

trackly-app/trackly-cli

Search Thousands of jobs, Thousands of companies. MCP for Claude, ChatGPT, Codex and Cursor.

Local + RemoteFreeSearch & Web Scraping

Tripwire

3171

aliboIly/Tripwire

MCP for Roblox Studio and Open Cloud: drive Studio, run headless tests, and review game security.

LocalFreeSecurity & Identity

truecopy

31.7k

truecopydev/truecopy

Read tables, figures and dates out of a PDF, Word file, CSV or paste, with a verdict on the reading.

LocalFreeOther Tools & Integrations

Trusty Squire

3

Trusty-Squire/trusty-squire

Provision, ship, and pay from your coding agent — keys and cards never leave the vault.

LocalFreeAI Agents & Coding Agents

Twscrape Twitter

3

jsilets/twscrape-twitter-mcp

Read-only X/Twitter MCP: posts, threads, replies, search via twscrape. No API key.

LocalFreeSearch & Web Scraping

UK Due Diligence

3

paulieb89/uk-due-diligence-mcp

UK due diligence — Companies House, Charity Commission, Land Registry, Gazette, HMRC VAT

Local + RemoteFreeOther Tools & Integrations

Umbriel

3299

ObscuritySRL/umbriel

See and drive a whole Windows machine from Bun — apps, input, screen, OCR, registry, OS — via MCP.

LocalFreeOther Tools & Integrations

Vector DB

3

kroq86/Plojure

Assembly-accelerated DuckDB MCP server for code search, indexing, and symbol lookup.

LocalFreeDatabases

Vibe

3

VibeTechnologies/vibe-mcp

Drive your real, logged-in Chrome from any MCP client — even from a remote machine, no inbound port.

Local + RemoteFreeOther Tools & Integrations

Vibe Hnindex

31.4k

AndyAnh174/vibe-hnindex

Index source code into a local knowledge base, search with keyword + semantic + hybrid modes.

LocalFreeSearch & Web Scraping

Virtual Computer

3

flujo-app/mcp-virtual-computer

A persistent Docker or Fly computer with a Three.js interface and optional live Xfce desktop.

LocalFreeCloud Platforms

Vlk MemAct

3

aranajhonny/vlk

Stateful memory for AI agents. Temporal awareness, error loop detection, and preventive constraints.

LocalFreeKnowledge, Memory & RAG

VMware Aria Operations

3

vmware-skills/VMware-Aria

VMware Aria Operations: metrics, alerts, capacity, anomaly detection — 46 MCP tools.

LocalFreeMonitoring & Observability

VMware Storage

3

vmware-skills/VMware-Storage

VMware vSphere storage with 15 MCP tools: datastores, iSCSI, vSAN, FC multipath.

LocalFreeOther Tools & Integrations

VRChat

3

BASIC-BIT/vrchat-mcp

MCP server for VRChat friends, worlds, groups, events, notifications, and VRCX history.

LocalFreeOther Tools & Integrations

Weavetab

3

Weavetab/mcp

Open automation engine for AI agents. Control live browsers and desktop apps locally.

LocalFreeBrowser Automation

Web Page Fetcher

3

paimonchan/paimon-mcp-fetch

Fetch web pages with SSRF protection. Returns clean, readable markdown from any URL.

LocalFreeOther Tools & Integrations

Web2MD

3

astra-intelligence/web2md-mcp

Convert any URL to clean Markdown. Free tier: 10/day. Unlimited via Gumroad license.

Local + RemoteFreeOther Tools & Integrations

WebDAV

3

vernonstinebaker/webdav-mcp

Zero-dependency WebDAV MCP server — single static binary, no Node.js or Python. 8 tools via stdio.

LocalFreeOther Tools & Integrations

Whisper

3

whisper-sec/whisper-cli

One routable IPv6 per AI agent, verifiable from the DNS root. Keyless tools need no signup.

Local + RemoteFreeAI Agents & Coding Agents

Wikidata

3

cyanheads/wikidata-mcp-server

Search and fetch Wikidata entities, execute SPARQL queries, and resolve external identifiers.

Local + RemoteFreeSearch & Web Scraping

Wiktionary

3

pipeworx-io/mcp-wiktionary

Wiktionary MCP — multilingual dictionary via Wikimedia REST + MediaWiki Action API

Local + RemoteFreeDeveloper Tools

Win Mind

3

jhonpork1233-beep/win-mind

See and drive any Windows app via the accessibility tree - no screenshots - plus 200+ native tools

LocalFreeBrowser Automation

Worldbank

3

cyanheads/worldbank-mcp-server

Query 29,500+ World Bank development indicators for 200+ countries across 60+ years.

Local + RemoteFreeFinance, Fintech & Payments

YTDL RMCP

3

dinglebear-ai/rytdl

yt-dlp search, download, metadata, delivery, and Plex workflows over MCP and CLI.

LocalFreeSearch & Web Scraping

Zoogent

3260

bepunk/zoogent

AI agent orchestrator with Architect AI. Multi-team, web dashboard, 35+ MCP tools.

LocalFreeAI Agents & Coding Agents

Blinkbox

3

blinkboxhq/Blinkbox

Open-source Zapier/n8n alternative as an MCP server: agents build, run and debug your workflows.

RemoteFreeAI Agents & Coding Agents

CliDeck

3

SmartRoot7/clideck-mcp

Free verified network knowledge for AI agents: deterministic answers, honest unknowns.

RemoteFreeKnowledge, Memory & RAG

Docs MD — Markdown Share

3

invisible-hand/docs-md.com

Share markdown as public links from your AI assistant — expiring or permanent, no API key.

RemoteFreeProductivity & Project Management

LessonFolk

3

CGSeb/lessonfolk

Open-source AI courses taught by your AI tutor in conversation, with progress saved by MCP tools.

RemoteFreeOther Tools & Integrations

OnPage.dev

3

seoonpage/seo-mcp-server

Free SEO MCP that closes the loop: find, fix, ship as a PR or to a CMS, prove. 37 tools, no key.

RemoteFreeMarketing

Skuuy

3

deaabie/skuuy-mcp

13 privacy-first network, auth & web tools for AI agents — no API key, 60 req/min free.

RemoteFreeSecurity & Identity

TLS Radar

3

TLS-Radar/tlsradar-claude-plugin

SSL/TLS scanning, free Let's Encrypt issuance, and certificate-expiry monitoring.

RemoteFreeMonitoring & Observability

US compliance and books health

3

median-labs/median-compliance-skill

US company filing obligations, plus a 25-check bookkeeping diagnostic. Sourced, dated, no signup.

RemoteFreeOther Tools & Integrations

4everland Hosting

2

4everland/4everland-hosting-mcp

An MCP server implementation for 4EVERLAND Hosting enabling instant deployment of AI-generated code to decentralized storage networks like Greenfield, IPFS, and Arweave.

LocalFreeTypeScriptCloud Platforms

TrackMage

2

trackmage/trackmage-mcp-server

Shipment tracking api and logistics management capabilities through the [TrackMage API] (https://trackmage.com/)

LocalFreeTypeScriptLocation & Travel

CallHub

2

callhub/callhub-mcp

Python-based MCP tool providing a comprehensive set of functions for managing contacts, phonebooks, agents, teams, campaigns, and other CallHub resources.

LocalFreeCommunication

Dash0

2

dash0hq/mcp-dash0

Navigate your OpenTelemetry resources, investigate incidents and query metrics, logs and traces on Dash0.

LocalFreeMonitoring & Observability

Loupe

2

mohamed-ashraf-elsaed/loupe

Turn Loupe visual feedback into a backlog: list pinned comments, read each with its element's HTML, computed styles and screenshot, and update its status.

LocalFreeTypeScriptProductivity & Project Management

Extentos

2

extentos/mcp-server

Build smart-glasses apps: scaffold, validate and simulate Meta smart glasses integrations (camera capture, voice, audio) in Android and iOS apps.

LocalFreeTypeScriptDeveloper Tools

dep-diff

2

DigiCatalyst-Systems/dep-diff-mcp

Turns npm or PyPI lockfile diffs into upgrade plans with semver classification, breaking changes, fixed CVEs, migration links and risk-ranked recommendations.

Local + RemoteFreeTypeScriptDeveloper Tools

4DA

2

4DA-Systems/4DA/mcp-4da-server

Upgrade intelligence for coding agents: what an upgrade changes and which of your files it touches, pre-install dependency checks, and lockfile CVE scans.

LocalFreeTypeScriptDeveloper Tools

Agentmemory Codex Windows

2

M-T-D-N/agentmemory-codex-windows

Windows AgentMemory downstream for Codex with project-scoped persistent memory, bounded cross-project recall, and an authenticated loopback MCP service; prebuilt Windows releases are available as an unsigned Technical Preview.

LocalFreeTypeScriptKnowledge, Memory & RAG

Airflow

2

antonio-mello-ai/mcp-airflow

Manage Apache Airflow via its REST API: list DAGs, inspect runs and task instances, trigger runs, and check failed DAGs and scheduler health.

LocalFreePythonDatabases

Algora

2

idapixl/algora-mcp-server

Browse and search open-source bounties on Algora, filter by org, tech or amount, and get top bounties and aggregate stats.

LocalFreeTypeScriptKnowledge, Memory & RAG