Free MCP servers · page 92

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 4369–4416

Agent Skills

4524

Firzus/agent-skills

Read-only reverse engineering of Electron apps, PE/ELF/Mach-O binaries, Go/Rust, .NET and APKs.

LocalFreeAI Agents & Coding Agents

Agent Toolbox

0110

solhammer/agentoolbox

26 deterministic, offline pre-action safety gates for AI agents, each with a signed verdict.

LocalFreeAI Agents & Coding Agents

agent-mailbox

4

polaris-smart/agent-mailbox

Mailbox + wake system for AI agent teams: letters always land, right agent wakes, quiet otherwise.

LocalFreeCommunication

Agentcite

0131

Kevinx702/agentcite

Fabrication-free, DOI-backed citations for AI agents — real openAlex sources, never hallucinated.

LocalFreeAI Agents & Coding Agents

agentdocs

0120

titov-d/mcp-agentdocs

Fresh, source-verified docs for building MCP servers and Claude agents, for AI coding agents.

LocalFreeProductivity & Project Management

Agentiscript

0131

CLAW-AI-FL/agentiscript

30,000+ SVG icons for AI, blockchain, DeFi and finance. Search by concept via MCP.

LocalFreeFinance, Fintech & Payments

Agentlookup

0130

peureka/agentlookup-mcp

Search, discover, and register AI agents in the public registry at agentlookup.dev.

LocalFreeSearch & Web Scraping

agentpc

4

pawanpaudel93/agentpc

Instant, resettable Windows, Ubuntu and Arch Linux ARM desktop VMs for AI agents on Apple Silicon.

LocalFreeAI Agents & Coding Agents

AgentRank

115

superlowburn/agentrank

Search and compare MCP servers, agent tools, and skills using current maintenance signals.

Local + RemoteFreeSearch & Web Scraping

Agentstack

0107

inity13/agentstack-mcp

Deterministic reasoning stack for AI agents: simulate, decide & compute, plus cross-domain tools.

Local + RemoteFreeAI Agents & Coding Agents

Agenttrust

0111

bch1212/agenttrust-mcp

Trust scores & reputation for the agent-to-agent economy. Verify A2A counterparties.

LocalFreeAI Agents & Coding Agents

Agirails

4

agirails/agirails-mcp-server

Payment rails for AI agents — escrow, settlement, discovery, and disputes from any context window.

LocalFreeFinance, Fintech & Payments

Aguara

4

garagon/mcp-aguara

Scan skills, MCP configs, and agent content for injection and supply-chain risks. Offline, no LLM.

LocalFreeAI Agents & Coding Agents

ai-audit-trail

4

sundsoffice-tech/ai-audit-trail

Tamper-evident audit trails for AI agents — Ed25519-signed, hash-chained, EU AI Act ready.

LocalFreeAI Agents & Coding Agents

AIIM — AI Instant Messenger

117

lordbasilaiassistant-sudo/AIIM

Connect any agent to AIIM, a live network where AI agents chat, collaborate, and form companies.

LocalFreeCommunication

AlloFlow Document Remediation

4

Apomera/AlloFlow

Local-first document accessibility remediation using the canonical AlloFlow app pipeline.

LocalFreeOther Tools & Integrations

Analyticsautopilot

132

sudomichael/analyticsautopilot

Cookieless analytics for AI coding agents. Install in one prompt, 28 tools, OAuth onboarding.

LocalFreeSecurity & Identity

Android Puppeteer

4

pedro-rivas/android-puppeteer-mcp

MCP server for Android automation with UI interaction, screenshots, and device control

LocalFreeBrowser Automation

Archetypal AI

4185

archetypal-ai/archetypal-ai

Persistent memory for AI agents. recall, remember, checkpoint — soul preservation.

LocalFreeKnowledge, Memory & RAG

Ardupilot

4

furkanisikay/ardupilot-mcp

Diagnoses ArduPilot flight logs (.bin and .tlog) over the Model Context Protocol.

LocalFreeMonitoring & Observability

Ardupilot

4

rmeadomavic/ardupilot-mcp

Live ArduPilot control over MAVLink: state, params, modes, prearm diagnosis, gated arm. SITL-first.

LocalFreeOther Tools & Integrations

Argus

4

chriswu727/argus

Testing MCP for coding agents: exercise real user journeys, find bugs, verify them with evidence.

LocalFreeAI Agents & Coding Agents

ASAM ODS odsbox jaquel

4

totonga/odsbox-jaquel-mcp

MCP server for ASAM ODS with Jaquel query tools, connection management, and data access

LocalFreeOther Tools & Integrations

ASD-STE100 Simplified Technical English

4

dfch/biz.dfch.AsdSte100Mcp

An MCP server for the ASD-STE100 (Simplified Technical English) Issue 9 standard.

LocalFreeOther Tools & Integrations

Astronomy

4

cyanheads/astronomy-mcp-server

Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.

Local + RemoteFreeOther Tools & Integrations

Atheris

0117

atheris-ee/atheris-mcp

Country-targeted mobile/residential proxy egress for agents: live stock, proxy URLs, usage.

LocalFreeFinance, Fintech & Payments

Audio Sonic

4

ripunjay-kashyap/audio-sonic-mcp

Local-first audio analysis: BPM, musical key, production profile, and CLAP vibe embeddings.

LocalFreeKnowledge, Memory & RAG

AuditSocials Glossary

0126

auditsocials/auditsocials-mcp

Define & search 212 advertising & platform-policy terms (DSA, GDPR, FTC). CC BY 4.0.

LocalFreeFinance, Fintech & Payments

Australian Economic Data (ABS, RBA & APRA)

4

AnthonyPuggs/ausecon-mcp-server

Australian economic data from the ABS, RBA, and APRA: CPI, GDP, cash rate, labour, and more.

Local + RemoteFreeOther Tools & Integrations

Baton

0134

vinsenzo83/baton

Hand off AI work with a signed Verification Receipt — an independent verifier proves it runs.

Local + RemoteFreeOther Tools & Integrations

behave

4

emirmrkaljevic/behave

Record how any CLI behaves and check that a rewrite behaves the same (golden tests).

LocalFreeOther Tools & Integrations

Beleg2datev

109

igorkazazic1989/beleg2datev-mcp-

DATEV & Fortnox export for German invoices - Bauhaus, OBI, receipts to DATEV CSV

LocalFreeFinance, Fintech & Payments

BindAliasPlus

107

Prohect/BindAliasPlus-MCP

MCP bridge for BindAliasPlus Minecraft mod: game state, screenshots, aliases, and config editing.

LocalFreeBrowser Automation

Biorxiv

4

cyanheads/biorxiv-mcp-server

Search and retrieve bioRxiv and medRxiv preprints — by DOI, date interval, or keyword — via MCP.

Local + RemoteFreeSearch & Web Scraping

Bolor Brain

257

photoxpedia/bolor-brain-mcp

Cognitive architecture MCP server with memory, learning, and contextual understanding

LocalFreeKnowledge, Memory & RAG

Booli

4

chrischall/booli-mcp

Booli.se real estate for Claude: search listings, sold prices, areas & market stats

LocalFreeSearch & Web Scraping

Brapi

4

cyanheads/brapi-mcp-server

Collaborative BrAPI v2.1 MCP workspace: studies, germplasm, genotypes across Breedbase, T3, more.

Local + RemoteFreeProductivity & Project Management

Browser Cdp

0119

zhiqi-li/browser-mcp-cdp

Local Chrome via CDP with profile-snapshot isolation and shared-broker multi-client support

LocalFreeBrowser Automation

BrowserAttach

4

EvannZhongg/BrowserAttach

Control existing signed-in Chrome and Edge tabs through a locally paired extension.

LocalFreeBrowser Automation

Caelian

118

mananmodi-product/caelian-mcp

Live competitive intelligence for B2B teams — signals, threat rankings, and revenue-driving actions.

LocalFreeCommunication

Cartograph

4

anthony-maio/cartograph

Repo analysis for coding agents with ranked files, dependency maps, and task-scoped context.

LocalFreeProductivity & Project Management

Celmis

4

Celmis-labs/Celmis

Self-hosted code intelligence: cross-repo Q&A, dependency audits and PR review, over MCP

LocalFreeDeveloper Tools

Chaos Cypher

4

chaoscypherinc/chaoscypher

Local-first knowledge graphs from your documents: build, search (GraphRAG) and edit on your machine.

LocalFreeSearch & Web Scraping

CharityVerify

122

charity-verify-admin/charity-verify-engine

Look up trust grades, donor verdicts, and analysis for 138,000+ Canadian charities.

LocalFreeOther Tools & Integrations

Charlotteonthecheap

131

chrischall/charlotteonthecheap-mcp

Charlotte On The Cheap MCP — free and cheap Charlotte events, deals and local guides

LocalFreeOther Tools & Integrations

ci Guard

0108

carelessdept/ci-guard-mcp

Local-first static repository security and configuration drift auditor (CLI, GitHub Action & MCP).

LocalFreeVersion Control

Circlfi

0106

negm17111995/Circlfi-MCP

13-model stock valuation engine for AI agents - fair values for 5,900+ US stocks, updated daily.

Local + RemoteFreeFinance, Fintech & Payments

Claudeclear

0115

aidevelopers2/claudeclear-mcp

Remove the Claude text watermark by rewriting text, and strip C2PA/EXIF metadata from images.

LocalFreeMultimedia, Audio & Video