Free MCP servers · page 42

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 1969–2016

Bezlo

0634

gba3124/bezlo

Bezlo MCP: device-preset mobile screenshots, layout diagnostics, see-and-act sessions.

LocalFreeBrowser Automation

Bun Win32

21278

ObscuritySRL/bun-win32

Playwright for the Windows desktop, from Bun — drive native GUIs via UI Automation + MCP.

LocalFreeBrowser Automation

Claude Octopus

21281

xiaolai/claude-octopus

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

LocalFreeAI Agents & Coding Agents

Codeseeker

21974

jghiringhelli/codeseeker

Graph-powered code intelligence with semantic search and knowledge graph for AI assistants

LocalFreeSearch & Web Scraping

Codesurface

21

Codeturion/codesurface

Indexes your codebase's public API and serves it via compact MCP tool responses.

LocalFreeDeveloper Tools

Drizzle

0617

fredobumma/drizzle-mcp

Drizzle Studio for agents: explore your database through your Drizzle schema. Read-only by default.

LocalFreeDatabases

Figbridge

14219

rudraptpsingh/figbridge

Free, local MCP bridge for Figma — HTML, CSS, Tailwind, tokens, agent handoff bundles.

LocalFreeAI Agents & Coding Agents

FixMap

21

aryamthecodebreaker/FixMap

Deterministic local-first context and impact maps for coding agents from tasks, issues, and diffs.

LocalFreeProductivity & Project Management

Frontrun

1602

jongall45/frontrun-mcp-server

Track what 1,000+ VCs follow on X to surface startups before their round. Signal for AI agents.

LocalFreeAI Agents & Coding Agents

Github Webhook

0624

Liplus-Project/github-webhook-mcp

MCP server bridging GitHub webhooks via Cloudflare Worker for real-time event streaming

LocalFreeVersion Control

Godot MCP Loop

0631

AI-osho/godot-mcp-loop

Drive a live Godot 4 editor: edit scenes and scripts, run and test the game, record GIFs.

LocalFreeOther Tools & Integrations

Grok

11313

howardpen9/grok-mcp

Use xAI Grok as a peer reviewer + PR gate from Claude Code, Cursor, Cline and any MCP host.

LocalFreeAI Agents & Coding Agents

Instar

618

SageMindAI/instar

Agent-to-agent messaging relay. Discover agents, send messages, and receive replies. Zero-config.

LocalFreeAI Agents & Coding Agents

Karagöz

1603

yagizdo/karagoz-mcp

Device automation for Android emulators and phones, iOS simulators and iPhones. No daemon.

LocalFreeOther Tools & Integrations

Kolada

12265

isakskogstad/kolada-mcp

Swedish municipality statistics from Kolada API. 6000+ KPIs for all 290 municipalities.

Local + RemoteFreeData Science & Visualization

Lastest

21

las-team/lastest

Run visual regression tests, review diffs, and manage baselines on a Lastest instance.

LocalFreeOther Tools & Integrations

Layout Debug

2571

AntonChuraev99/Layout-debug-mcp

Select a layout layer on a live web or Android UI, move it, and hand the edit to any MCP agent.

LocalFreeAI Agents & Coding Agents

Ledgr

21

KenTaniguchi-R/ledgr

Self-hosted personal finance app with bank sync, budgets, net worth and investment tracking

LocalFreeFinance, Fintech & Payments

Leki

0636

ContentWriterco/leki-mcp

Polish medicines: refunded drug prices, patient co-payment and cheaper substitutes

Local + RemoteFreeFinance, Fintech & Payments

Mailtrap

3533

pijusz/mcp-mailtrap

MCP server for the Mailtrap email platform — analytics, sending, contacts, sandbox

LocalFreeCommunication

Mlawsonking

1761

mlawsonking/MCP

Input/output safety for AI agents: known-pattern injection and obfuscation scan, URL/IP, secrets.

LocalFreeSecurity & Identity

NEAT

21

NEAT-Technologies/Neat

A live graph of your running system, code fused with OTel runtime, that your agent queries over MCP.

LocalFreeAI Agents & Coding Agents

Netwright

21

ricfanin/netwright

Playwright-style automation of .NET desktop apps (WPF, WinForms, WinUI) for AI agents.

LocalFreeBrowser Automation

Olkcli

21515

rlrghb/olkcli

Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files

LocalFreeProductivity & Project Management

Omen

21

panbanda/omen

Multi-language code analysis for complexity, debt, hotspots, ownership, and defect prediction

LocalFreeDeveloper Tools

Pixasso

2584

Erebuzzz/pixasso

End-to-end frontend engineering and design orchestrator across 16 foundational pillars.

LocalFreeOther Tools & Integrations

Pixelpanda

21

RyanKramer/pixelpanda-mcp

33 image tools: free local editing, AI upscaling, background removal, and product photos

LocalFreeMultimedia, Audio & Video

SalesBlink Cold Email

21

open-salesblink/skill

Cold email sequences, leads, templates, senders, inbox, and analytics via the SalesBlink API.

Local + RemoteFreeCommunication

Semantic Scholar

616

mrfentmen/semantic-scholar-mcp

Search academic papers and read citations from Semantic Scholar. No key required.

LocalFreeSearch & Web Scraping

Spec Driven Development Template

21

juanklagos/spec-driven-development-template

Spec-Driven Development workflow: specs, plans, gates, status and logbook tools. Bilingual EN/ES.

LocalFreeOther Tools & Integrations

Standardnotes

12282

lozit/mcp-standardnotes

End-to-end encrypted access to a Standard Notes vault (protocol 004, local stdio only).

LocalFreeKnowledge, Memory & RAG

Stylemcp

623

3DUNLMTD/stylemcp

Brand rules for AI outputs. Validate and rewrite text to match your brand voice.

LocalFreeMultimedia, Audio & Video

Tdai Memory

4501

tinhien11/tdai-memory-mcp

Local-first MCP memory server for coding agents. No API key, no cloud. SQLite + FTS5 + sqlite-vec.

LocalFreeDatabases

TubeToTranscript

0622

TubeToTranscript/tubetotranscript-mcp

YouTube transcripts for AI agents: captions with timestamps, languages, TXT, SRT and VTT export.

Local + RemoteFreeMultimedia, Audio & Video

Unofficial MCP Server for USWDS

2571

bibekpdl/uswds-mcp

Unofficial USWDS MCP: official markup, class-aware validator, and page composer for AI tools.

LocalFreeOther Tools & Integrations

Verdi Bridge

21

RuihongY/verdi_bridge

Inspect waveforms and navigate RTL in live Synopsys Verdi. Requires a licensed Verdi installation.

LocalFreeOther Tools & Integrations

YAP — Yet Another Packager

21

M0Rf30/yap

Build native Linux packages (.deb/.rpm/.apk/.pkg.tar.zst) from a single PKGBUILD via MCP.

LocalFreeDeveloper Tools

IPLocate

20

iplocate/mcp-server-iplocate

Look up IP geolocation and network information, detect proxies and VPNs, and find abuse contacts using IPLocate.io.

LocalFreeTypeScriptLocation & Travel

Mnemosyne OS

20

Mnemosyne-OS/Mnemosyne-Neural-OS

Human-governed memory in local, domain-separated vaults with hybrid retrieval; also reads other coding agents' output. Requires the Mnemosyne OS desktop app.

LocalFreeTypeScriptKnowledge, Memory & RAG

Annota

20

dengls24/annota

Annotate papers in Zotero: highlight key findings with semantic color coding, explain formulas and write structured reading notes.

LocalFreePythonKnowledge, Memory & RAG

CodeEraser

20

skymanbp/CodeEraser

Scans a repository for dead code, duplication, churn and structure and erases what the scan found, with a log of every erasure; the judgments come from a local core binary, not an LLM.

LocalFreeDeveloper Tools

Developer

20

VertexStudio/developer

Developer tools for file editing, shell command execution and screen capture.

LocalFreeRustAI Agents & Coding Agents

Hippycampus

20

cromwellian/hippycampus

Turns any Swagger/OpenAPI REST endpoint with a yaml/json definition into an MCP Server with Langchain/Langflow integration automatically.

LocalFreeFinance, Fintech & Payments

Iwdp

20

nnemirovsky/iwdp-mcp

iOS Safari debugging via ios-webkit-debug-proxy with WebKit Inspector Protocol support: DOM, CSS, network, storage, debugger and more.

LocalFreeGoBrowser Automation

Jupytercad

20

asmith26/jupytercad-mcp

Control JupyterCAD using natural language.

LocalFreePythonArt & Design

Lhremote

20

alexey-pelykh/lhremote

LinkedHelper automation CLI: campaign management, messaging and profile queries via the Chrome DevTools Protocol.

LocalFreeTypeScriptMarketing

Simctl

20

ambar/simctl-mcp

Control the iOS Simulator.

LocalFreeTypeScriptDeveloper Tools

Terragrunt-Docs

20

Excoriate/mcp-terragrunt-docs

Terragrunt documentation always up to date.

LocalFreeProductivity & Project Management