Free MCP servers · page 38

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 1777–1824

Markdown

8519

ofershap/mcp-server-markdown

Search, extract sections, list headings and find code blocks across Markdown files.

LocalFreeTypeScriptDeveloper Tools

Oss Autopilot

25

costajohnt/oss-autopilot

Open source contribution manager: PR tracking across repos, issue discovery, CI failure diagnosis and maintainer response drafting.

LocalFreeTypeScriptVersion Control

Polymarket Agent

17237

demwick/polymarket-agent-mcp

Polymarket trading tools: direct and copy trading, smart money detection, backtesting, arbitrage scanning, portfolio optimization and live price streaming.

LocalFreeTypeScriptFinance, Fintech & Payments

replicant

18220

thecombatwombat/replicant-mcp

Android development: build APKs, launch emulators, manage devices, automate UI and analyze logs.

LocalFreeTypeScriptDeveloper Tools

Adeo Mozaic

754

MerzoukeMansouri/adeo-mozaic-mcp

Mozaic Design System (ADEO): tokens, components, icons, docs and style guides for any agent.

LocalFreeProductivity & Project Management

Agent Ready

2675

mlava/agent-ready-mcp

Scan any URL for AI agent readability — Vercel Spec, llmstxt.org, and agent-protocol manifests.

Local + RemoteFreeCloud Platforms

Aifp

3669

wjabanjj/aifp-mcp

Persistent memory MCP server for AI coding assistants. Chinese-first and fully local.

LocalFreeKnowledge, Memory & RAG

B2match (unofficial)

0739

barzoj/b2match-mcp

Unofficial read-only B2match events: agenda, participants, meetings, schedule, conversations

LocalFreeOther Tools & Integrations

Ceny Nieruchomosci

0753

ContentWriterco/ceny-nieruchomosci-mcp

Polish real-estate deed prices and parcel checks: zoning plan, utilities, flood risk

Local + RemoteFreeOther Tools & Integrations

Delego

25

Delego-Dev/delego

Intent-bound action authorization for AI agents: policy, human approval, and a signed audit trail.

LocalFreeSecurity & Identity

Distillery

25

norrietaylor/distillery

Knowledge base for Claude Code with semantic search, feed intelligence, and teams

LocalFreeSearch & Web Scraping

Eight Sleep

6580

davidmosiah/eight-sleep-mcp

Unofficial Eight Sleep MCP server: read sleep trends, temperature, alarms; gated pod control.

LocalFreeOther Tools & Integrations

EmptyInbox

4615

blockonomics/emptyinbox-me

Zero-config disposable email inboxes for AI agents: create, read mail, await verify codes.

LocalFreeCommunication

EU Compliance

25

Ansvar-Systems/EU_compliance_MCP

Query 47 EU regulations (GDPR, NIS2, DORA, AI Act) - 2,438 articles, 3,712 recitals, ISO 27001

LocalFreeOther Tools & Integrations

Financial Data

747

mrfentmen/financial-data-mcp

Economic and financial data: FRED series and US Treasury rates. No key required.

LocalFreeOther Tools & Integrations

Google Flights

5593

andreacappelletti97/google-flights-mcp

MCP server for Google Flights: search, price tracking, cabin comparison, emissions, and more.

LocalFreeSearch & Web Scraping

Hong Kong Company Registry & Due Diligence (86hc.com)

1718

86hc-compliance/hongkong-company-mcp

Search 3.9M+ HK companies (CR, BRN, UBO, status) & order NAR1/NNC1 filings via Stripe. Free trial.

Local + RemoteFreeFinance, Fintech & Payments

Infimium

25259

infimium-ai/infimium-agent

Private AI context layer for semantic code search, dependency graphs, memory, and workspaces.

LocalFreeSearch & Web Scraping

LatentGate

25

KathanModh259/latent-gate

Read large logs, JSON and docs in a fraction of the tokens. Offline, fact-preserving optimizer.

LocalFreeMonitoring & Observability

Moretes Architect

1715

fernando-moretes/moretes-aws-architect-mcp

Evidence-first architecture workbench: 48 deterministic tools, 10 architect personas, any cloud

Local + RemoteFreeOther Tools & Integrations

mqb · mq-bridge

25

marcomq/mq-bridge

Move data between 15+ databases, queues and files at high throughput, without it entering context

LocalFreeDatabases

OmniPost

3645

OmniGoAI/omnipost-skill

Publish articles, image posts and videos to 40+ platforms via the local OmniPost app.

LocalFreeMultimedia, Audio & Video

Polar

6562

davidmosiah/polar-mcp

Privacy-first unofficial Polar AccessLink v4 MCP server for AI health, sleep and training agents.

LocalFreeAI Agents & Coding Agents

Rebase

25

rebasepro/rebase

Schema, database, document, user and dev-server tools for a Rebase backend project.

LocalFreeDatabases

Speclock

25693

sgroy10/speclock

AI Constraint Engine — enforces CLAUDE.md and .cursorrules as laws. 51 MCP tools.

LocalFreeAI Agents & Coding Agents

Szkoly

0763

ContentWriterco/szkoly-mcp

Polish schools and kindergartens with per-school eighth-grade exam and matura results

Local + RemoteFreeOther Tools & Integrations

WARM

25

writerslogic/warm

Local persistent memory for AI agents with recall, search, forgetting, and encrypted storage.

LocalFreeSearch & Web Scraping

Yantrikdb

25

yantrikos/yantrikdb-mcp

Cognitive memory for AI agents — semantic recall, knowledge graph, and contradiction detection

LocalFreeKnowledge, Memory & RAG

GoLogin

24

gologinapp/gologin-mcp

Manage your GoLogin browser profiles and automation directly through AI conversations!

LocalFreeBrowser Automation

DBConvert Streams (Federated SQL)

24

slotix/dbconvert-streams-public

Read-only SQL across PostgreSQL, MySQL, S3-compatible storage and Parquet/CSV/JSON files, with cross-source joins federated by DuckDB.

LocalFreeGoDatabases

Growthbook

24

growthbook/growthbook-mcp

Create and interact with GrowthBook feature flags and experiments.

LocalFreeTypeScriptData Science & Visualization

Any CLI

24

eirikb/any-cli-mcp-server

Turn any CLI tool with --help output into an MCP server, with caching.

LocalFreeTypeScriptAI Agents & Coding Agents

Chess

24

jiayao/mcp-chess

Chess opponent that plays against LLMs.

LocalFreePythonGaming

Cortex

24

gzoonet/cortex

Local-first developer knowledge graph: watches project files, extracts entities and relationships with LLMs, and offers queries, a web dashboard and a CLI.

LocalFreeTypeScriptAggregators & Gateways

Fritzbox

24

kambriso/fritzbox-mcp-server

Control AVM FRITZ!Box routers: manage devices, Wi-Fi, network settings and parental controls, and schedule time-delayed actions.

LocalFreeGoIoT, Home & Embedded

Mobsf

24

pullkitsan/mobsf-mcp-server

Static and dynamic analysis of Android and iOS apps with MobSF.

LocalFreeRustSecurity & Identity

Skill Cortex

24

Sim-xia/skill-cortex-server

Use Claude Code Skills from any IDE or CLI.

LocalFreePythonAI Agents & Coding Agents

Srunx

24

ksterx/srunx

Submit SLURM jobs, run YAML workflows, monitor GPU resources, manage SSH profiles and sync files with local or SSH-remote HPC clusters.

LocalFreePythonCode Execution

X (Twitter)

24

mbelinky/x-mcp-server

Enhanced MCP server for Twitter/X with OAuth 2.0 support, v2 API media uploads, smart v1.1 fallbacks, and comprehensive rate limiting. Post tweets with text/media, search, and delete tweets programmatically.

LocalFreeSearch & Web Scraping

agent-tool

24

knewstimek/agent-tool

Encoding-aware file read/edit for coding agents with indentation conversion and .editorconfig support, plus SSH, SFTP, process management and system utilities.

LocalFreeGoDeveloper Tools

ArcGIS MCP Bridge

24

muend/arcgis-mcp-bridge

Local bridge to ArcGIS Pro's ArcPy engine for geoprocessing, with worker-process isolation and filesystem boundaries.

LocalFreePythonLocation & Travel

Desktop Touch

24

Harusame64/desktop-touch-mcp

Windows desktop automation with entity-based actions instead of coordinate clicks, using UIA, CDP, screenshots, keyboard, mouse, clipboard and terminal control.

LocalFreeTypeScriptCommand Line & OS Automation

dsh-novel-writer — 网文写作体检

245.4k

siweina/dsh-novel-writer

Offline novel-writing toolkit for Chinese web-novel authors: chapter stats, style checks, plot-thread tracking, continuity audits and semantic search.

LocalFreeTypeScriptOther Tools & Integrations

Ezpzfile

5584

ezpzfile/ezpzfile-mcp

Local document and image tools: read and convert PDF, DOCX, HWP and EML, edit PDFs, resize images, strip EXIF, remove backgrounds and make QR codes.

LocalFreeTypeScriptFile Systems & Storage

memo

24

jagoff/memo

Local-first semantic memory: hybrid search, Markdown storage, MLX or CPU embeddings, contradiction detection, time-travel history and cross-machine git sync.

LocalFreePythonKnowledge, Memory & RAG

Munim Computer Use

243k

munimtechnologies/munim-computer-use

Accessibility-first computer use on macOS, Windows and Linux: element IDs instead of pixels, background input, a pointer overlay and its own Chrome tab group.

LocalFreeTypeScriptCommand Line & OS Automation

Prompt to Asset

242.9k

MohamedAbdallah-14/prompt-to-asset

Generate app icons, favicons, OG images, logos and wordmarks across many image models, validating contrast, text accuracy and palette before returning.

LocalFreeTypeScriptMultimedia, Audio & Video

rag-rat

24

cq27-dev/rag-rat

Local repo intelligence: hybrid BM25/vector search, a tree-sitter code graph, queryable git and GitHub history, and persistent source-anchored memories.

LocalFreeRustDeveloper Tools