Free MCP servers · page 43

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 2017–2064

Distil

20

dshakes/distil

Reversibly compress large tool outputs into recoverable handles, expand them on demand and track token and cost savings locally.

LocalFreePythonKnowledge, Memory & RAG

ellmos FileCommander

6434

ellmos-ai/ellmos-filecommander-mcp

Local filesystem management with process control, interactive sessions, async search and safe delete via the Recycle Bin.

LocalFreeTypeScriptFile Systems & Storage

Excel Vision

20

VOYAGER-Inc/excel-vision-mcp

Reads Excel files with embedded images mapped to their cells and meaningful formatting such as colors and strikethrough; supports writes with atomic saves.

LocalFreePythonDeveloper Tools

GoodMemory

201.5k

hjqcan/GoodMemory

Local-first, auditable memory with scoped user/project storage in SQLite or Postgres, read-only recall by default and opt-in reviewed writeback.

LocalFreeTypeScriptKnowledge, Memory & RAG

Maket

20

ng-galien/maket

Local-first design workspace: compose wireframes and branded multi-page HTML/CSS docs with live preview, brand and asset libraries, validation and PDF export.

LocalFreeTypeScriptArt & Design

Patchloom

201.8k

patchloom/patchloom

Structured file edits for agents: JSON, YAML and TOML by selector, Markdown and AST edits, dry runs and multi-file transactional batches.

LocalFreeRustDeveloper Tools

pin

4467

GautamTalksDev/mcp-pin

Stdio proxy that pins every tool definition (name, description, input schema, annotations) when you approve a server and blocks the session, with a diff, if any of it changes later. Also keeps a public, signed log of tool definition changes across public MCP servers.

LocalFreeTypeScriptSecurity & Identity

pty

20

raychao-oao/pty-mcp

Interactive PTY sessions for AI agents: local shells, persistent SSH sessions with attach/detach, and serial ports.

LocalFreeGoCommand Line & OS Automation

SolidWorks

20

hjbaard/SolidWorks-MCP

Drive a running SolidWorks from an agent over COM: 86 tools for parametric parts and assemblies (extrude, revolve, sweep, loft, holes on any face, ribs, fillets, shells, patterns, mates, joints checked over their range, interference checks, STEP/STL export). Every modelling call returns measured volume and bounding box, so the agent can verify its own work.

LocalFreePythonArt & Design

Sqlite

4467

ofershap/mcp-server-sqlite

SQLite operations: query databases, inspect schemas, explain queries and export data.

LocalFreeTypeScriptDatabases

Svipall

201k

ilien-dev/svipall

Local-first web reading escalating from HTTP to a real browser when blocked: clean Markdown, site crawls, search, row extraction and local CAPTCHA handling.

LocalFreeRustBrowser Automation

glass

20

fixed-width/glass

Drive native GUI apps under development: launch, screenshot, read the accessibility tree, inject input, tail logs and diff frames on desktop, Android and iOS.

LocalFreeRustCommand Line & OS Automation

AgentBridge

20

Graphene-Lab/AgentBridge

Self-hosted AI agent for office work: run agents, office tools and documents from any MCP client.

LocalFreeAI Agents & Coding Agents

AKF

20

HMAKT99/AKF

Trust metadata for AI agents — check files before building on them, stamp verified work.

LocalFreeAI Agents & Coding Agents

Alphadesk Terminal

20

vigneshv1cky/alphadesk-terminal

Read-only market data, SEC filings and financial statements, on your own vendor keys.

LocalFreeOther Tools & Integrations

Appfigures

20

appfigures/cli

Access your app analytics, ASO tools, and app market intelligence with Appfigures.

Local + RemoteFreeMarketing

Argus

1582

commet/argus

Preserve a user-authorized judgment and append later answers. No model verdict or human score.

LocalFreeSecurity & Identity

autorouter

0604

Webb-Ventures/autorouter

An MCP capability router: one search tool instead of every server's tool schema.

LocalFreeSearch & Web Scraping

BioMASS ODE Model Builder

20

marcorusc/mcp-biomodelling-servers

Construct, inspect, visualize, and simulate evidence-backed ODE models with BioMASS

LocalFreeData Science & Visualization

Buoy

20

ahoybuoy/buoy

The design system your coding agents check before they ship: tokens plus exact UI fixes.

LocalFreeAI Agents & Coding Agents

Chainward

1567

saltxd/chainward

Check a Base or BNB Chain address before you pay it: on-chain risk reports, EAS attestations.

LocalFreeOther Tools & Integrations

Claude KVM

20261

ARAS-Workspace/claude-kvm

MCP server — control remote desktops via VNC with a native Swift daemon and Apple Vision OCR

LocalFreeAI Agents & Coding Agents

Codex Octopus

20154

xiaolai/codex-octopus

Spawn multiple specialized Codex agents as MCP servers, each independently configured.

LocalFreeAI Agents & Coding Agents

DeepADB

20252

fullread/DeepADB

Full-featured ADB MCP server — 209 tools across 49 modules, from UI to baseband.

LocalFreeOther Tools & Integrations

DOS

20

anthony-chaudhary/dos-kernel

Verify what agents actually shipped, arbitrate file collisions, refuse with structured reasons.

LocalFreeAI Agents & Coding Agents

Fitbit

5435

davidmosiah/fitbit-mcp

Privacy-first, unofficial Fitbit MCP server for AI health, sleep, activity and heart-rate agents.

LocalFreeAI Agents & Coding Agents

Graph Atlas

1564

darrenjrobinson/graph-atlas-mcp

Tracks documented and undocumented Microsoft Graph API schema changes, with an MCP Apps visualiser

LocalFreeData Science & Visualization

HackTricks

11258

Xplo8E/hacktricks-mcp-server

Search and query HackTricks pentesting documentation with quick lookup and section extraction

LocalFreeSearch & Web Scraping

Handinloop

596

lesofi/handinloop

Human-in-the-loop document extraction: submit a doc, get validated fields and an audit trail.

LocalFreeSearch & Web Scraping

Hive Intelligence

202.9k

hive-intel/hive-sdk

Evidence-backed crypto due diligence with sources, freshness, and a runtime receipt on every call.

Local + RemoteFreeFinance, Fintech & Payments

honesty

0590

lkopietz3-byte/honesty-mcp

MCP server exposing 11 honesty-SDK kits (grounding, trust, audit, corroboration) as agent tools.

LocalFreeAI Agents & Coding Agents

jev-ultrafast

20

jiawei686/jev-ultrafast-mcp

Hand browser work off to a server-side agent: read the page as a table, act, then verify.

LocalFreeBrowser Automation

Mac Use

7388

antbotlab/mac-use-mcp

Zero-dependency macOS desktop automation for AI agents. 18 tools via MCP. macOS 13+.

LocalFreeAI Agents & Coding Agents

Mangadex

0605

mrfentmen/mangadex-mcp

Use this MCP server to MangaDex, search manga, browse chapters, authors, and tags. Tools include...

LocalFreeSearch & Web Scraping

Memtomem

20

memtomem/memtomem

Markdown-first long-term memory for AI agents. Hybrid BM25 + vector search, runs locally.

LocalFreeSearch & Web Scraping

MetricPort

0603

MinerSimonDev/metricport-mcp

Google Search Console, Ads and AdSense analytics for AI clients. Hosted, read-only, 57 tools.

Local + RemoteFreeSearch & Web Scraping

MTG

20

j4th/mtg-mcp-server

Magic: The Gathering card search, combo lookup, draft analytics, and Commander tools.

LocalFreeSearch & Web Scraping

myspAIce

0589

neltomw/spaces-mcp-server

myspAIce, give your AI a social life: games, music, friendships. An immersive world. Just walk in.

LocalFreeMultimedia, Audio & Video

NavisCoord

20

HorizunGroup/naviscoord-mcp

Autodesk Navisworks coordination: clash triage, root causes, work plans and reports

LocalFreeOther Tools & Integrations

Overpass

614

mrfentmen/overpass-mcp

Query OpenStreetMap features like cafes, schools, and parks through Overpass. No key required.

LocalFreeOther Tools & Integrations

Patents

2526

sapientsai/patents-mcp-server

Patent intelligence — USPTO Open Data, PTAB, EPO OPS and BigQuery full-text search.

LocalFreeDatabases

Pic2Vector

0602

pic2vector/pic2vector-mcp

MCP server: convert PNG/JPG to SVG from Claude, Cursor & any MCP client. By Pic2Vector.

LocalFreeAI Agents & Coding Agents

Platform

596

handinloop/platform

Human-in-the-loop document extraction: submit a doc, get validated fields and an audit trail.

Local + RemoteFreeSearch & Web Scraping

Prooftask

0587

cognitive-emergence/prooftask-integrations

Free public n8n, AI support and software acceptance templates; scoped private delivery workflows.

Local + RemoteFreeOther Tools & Integrations

Taiwan Lottery

0607

adsandcode/taiwan-lottery

Official Taiwan Lottery draw results: latest and past draws, ticket check, frequencies, schedule

LocalFreeOther Tools & Integrations

Talkthru

6410

EdonZo/talkthru

Talk while using your app — your coding agent gets each sentence aligned to the frame. Fully local.

LocalFreeAI Agents & Coding Agents

Toolradar

4474

Nadeus/toolradar-mcp

Search, compare and price software tools. Verified prices with their date, real alternatives.

Local + RemoteFreeSearch & Web Scraping

UK Legal Research

20

paulieb89/uk-legal-mcp

UK legal research — case law, legislation, Hansard, bills, votes, committees, HMRC, citations

Local + RemoteFreeOther Tools & Integrations