Free MCP servers · page 84

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 3985–4032

Argentina

164

NicolasIppoliti/argentina-mcp

MCP server exposing Argentine public jurisdiction/registry data (georef) and datasets.

LocalFreeLocation & Travel

Argus

5531

ironclawdevs27/Argus

Automated web QA via Chrome DevTools MCP — a11y, security, visual, env diff, CI; Aegis redaction.

LocalFreeSecurity & Identity

Asked Thrice

1108

nahuelsoria/llmaudit-mcp

Measure whether AI assistants actually recommend a brand, from measured answers.

Local + RemoteFreeOther Tools & Integrations

Ast Impact Mapper

0151

vola-trebla/ast-impact-mapper-mcp

MCP server that uses TypeScript AST to find which tests are affected by a code change

LocalFreeLocation & Travel

Atag

1127

MMasey/atag-mcp

ATAG 2.0 (Authoring Tool Accessibility Guidelines) guidance for authoring tool developers

LocalFreeSecurity & Identity

ATS Jobs

0138

VovikP/ats-jobs-mcp

Open jobs and hiring changes from Greenhouse, Lever, Ashby, Workable, Teamtailor, SmartRecruiters

LocalFreeOther Tools & Integrations

Aurora Agent

1121

AURORA-NEURO/aurora-agent

FIBER decision-context compiler with honest omission accounting: 259 evidence-bearing MCP tools.

LocalFreeFinance, Fintech & Payments

aus-accounting

5

ryanduguid/australian-accounting

Reviews, 14 bounded tax and super worksheets, cited retrieval from your local Markdown. Not advice.

LocalFreeFinance, Fintech & Payments

Automatedrcm Billing

0145

laureennicholson635/automatedrcm-billing-mcp

Medical-billing tools for AI agents: prior-auth checks, denial decoding, claim triage, appeals.

LocalFreeSecurity & Identity

Azure DevOps On-Premises

5

zwitbaum/mcp-devops-on-prem

MCP server for on-premises Azure DevOps Server and TFS: repos, pull requests, work items, and wiki.

LocalFreeVersion Control

BACH CodeCommander

160

lukisch/bach-codecommander-mcp

17 tools for code analysis, JSON repair, encoding fix, format conversion, diff, and regex.

LocalFreeDeveloper Tools

BACH FileCommander

157

lukisch/bach-filecommander-mcp

43 tools for filesystem, process management, sessions, search, OCR, ZIP, and PDF export.

LocalFreeSearch & Web Scraping

Backstory

5

magna-nz/backstory

Search your Google, Telegram, Spotify and Instagram exports locally. Fully offline.

LocalFreeSearch & Web Scraping

Best Tempmail

0151

mbilalawan926-sys/best-tempmail-mcp

Disposable email inboxes for AI agents: create, wait for mail, extract verification codes

LocalFreeSearch & Web Scraping

Bet Better Data

0147

edushinka/betbetter-mcp

Predicted scores, win chances and checked sport stats for 29 competitions. Free and licensed tools.

Local + RemoteFreeOther Tools & Integrations

BindAlias

0137

Prohect/BindAlias-MCP

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

LocalFreeBrowser Automation

Brazilian Dev

136

dan94k/brazilian-dev-mcp

Utilitários para desenvolvedores brasileiros — CPF, CNPJ, CEP, telefone, moeda, dados fake e mais

LocalFreeOther Tools & Integrations

Broke2built Skills

144

lordbasilaiassistant-sudo/broke2built-skills-mcp

29 live data skills for agents: email/DNS/domain intel, web audits, EVM reads. Free tier.

LocalFreeCommunication

Buchpilot

0151

makririch/buchpilot-mcp

DACH accounting for AI: connect sevDesk & Lexoffice to create invoices, contacts, vouchers.

LocalFreeFinance, Fintech & Payments

c2n Web Components

5

code2nguyen/web-components

Exact APIs, examples, theme tokens and markup validation for the c2n (c2-) Lit web components.

LocalFreeDeveloper Tools

Cairn Remembers

5

CairnRemembers/cairn

Local memory your AI tools share: decisions, notes and corrections that carry across sessions.

LocalFreeKnowledge, Memory & RAG

Calcfi

145

jeresalmisto/calcfi-mcp

24 free personal-finance + macro tools (mortgage, paycheck, tax, FRED, BLS) for LLM agents.

LocalFreeFinance, Fintech & Payments

Calcuris

0163

tresor4k/calcuris-mcp

Tax calculators for US, UK, Canada, Australia: income tax, property tax, stamp duty.

LocalFreeOther Tools & Integrations

Camelotwebtools

0146

kingwarthur/camelotwebtools-mcp

Official MCP server for Camelot Web Tools: 79 deterministic business, legal, and financial tools.

LocalFreeOther Tools & Integrations

Capmonster Patchright Captcha Solver

1112

CapMonsterCloud/capmonster-mcp-patchright-captcha-solver

Browser automation MCP for solving captchas with CapMonster Cloud via Patchright.

LocalFreeBrowser Automation

Cdc Health

5

cyanheads/cdc-health-mcp-server

Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk.

Local + RemoteFreeSearch & Web Scraping

Celo

5

celo-org/celo-mcp

Query Celo blockchain data: blocks, tokens, NFTs, contracts, governance and staking

LocalFreeFinance, Fintech & Payments

Chia

0139

Chia-Network/chia-mcp

MCP server for the Chia blockchain. Read-only full-node access via Coinset hosted nodes, 36 tools.

LocalFreeFinance, Fintech & Payments

Claims

0153

dgonzap30/claims-mcp

A claims memory for agents: assert beliefs, let them decay, surface contradictions.

LocalFreeKnowledge, Memory & RAG

Claude Code Explorer

162

nirholas/claude-code

Explore the Claude Code CLI source — browse tools, commands, search code, and more.

LocalFreeSearch & Web Scraping

CLI

5

vibgrate/cli

Local-first MCP server: version-correct library docs, code map, and offline drift for your repo.

LocalFreeProductivity & Project Management

Coding Standards

5

corbat-tech/coding-standards-mcp

AI coding standards that enforce production-grade code with DDD, SOLID, TDD guardrails.

LocalFreeDeveloper Tools

College Roi

0147

thomasthinks/college-roi-mcp

U.S. college ROI data: 30-yr NPV for 500 colleges, lifetime ROI for 134 majors. Keyless.

LocalFreeOther Tools & Integrations

Company Gibraltar

0138

Company-Gibraltar/company-gibraltar-mcp

Gibraltar company tools: corporate tax, compliance deadlines, and PDF form generation.

LocalFreeOther Tools & Integrations

Compare CLI

1133

DrBaher/compare-cli

MCP server for compare-cli: contract version diff/redline and a drift gate as agent tools.

LocalFreeAI Agents & Coding Agents

Complete Mitre Attack

5

imouiche/complete-mitre-attack-mcp-server

MCP server providing 50+ tools for MITRE ATT&CK techniques, groups, and mitigations

LocalFreeOther Tools & Integrations

Content Hooks

1129

closermethod/content-hooks-mcp

Short-form hook styles, script structures, retention and CTA rules for creators.

LocalFreeOther Tools & Integrations

Content Repurposing

0141

closermethod/content-repurposing-mcp

One asset, every platform: repurpose maps, platform specs, and the film-once-cut-many workflow.

LocalFreeLocation & Travel

Contextful

5

Inferensys/contextful

Efficient context management: code search, evidence packs, and memory for coding agents.

LocalFreeSearch & Web Scraping

Cortex Viz

5

cdeust/cortex-viz

Read-only visualization for Cortex memory, knowledge, sessions, traces, and codebase graphs.

LocalFreeKnowledge, Memory & RAG

Cron

0156

takeaseatventure/cron-mcp

MCP cron validator for AI agents; flags impossible schedules and other silent cron bugs.

LocalFreeAI Agents & Coding Agents

Csvto

0147

Bishop81/csvto

Local CSV, JSON and Excel conversion. Files are never uploaded and never enter the context.

LocalFreeOther Tools & Integrations

cuda4cpu

5

javier-cabezas/cuda4cpu

Compile, run and check CUDA and HIP kernels without a GPU: wrong results, races, memory errors

LocalFreeKnowledge, Memory & RAG

DailyDesk

0155

maniprabhamca-star/DailyDesk

Convert Office files and PDFs, OCR a scan, or capture a web page — from your assistant.

LocalFreeOther Tools & Integrations

DAQiFi

5

daqifi/daqifi-core

Discover, configure and read DAQiFi Nyquist data-acquisition hardware from an AI agent

LocalFreeAI Agents & Coding Agents

Database

5

arifulislamat/database-mcp

MCP server for libSQL/Turso, local or remote. Read-only by default, row caps, timeouts.

LocalFreeDatabases

DB2TOON

5

kamil5b/db2toon

Read-only SQL database and plain-text SQL dump schema extraction to compact TOON for MCP clients.

LocalFreeDatabases

Ddc ci Control Bridge

5350

Defozo/ddc-ci-control-bridge

Control monitor brightness, contrast, power and input via DDC/CI with MCP and MQTT support.

LocalFreeMonitoring & Observability