Free MCP servers · page 98

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 4657–4704

simulator-use

41.5k

NoMac-app/simulator-use

The iOS Simulator for coding agents: build Xcode projects, read the screen as text, tap by label.

LocalFreeProductivity & Project Management

SketchUp

4

2ez4gcx/sketchup-mcp

Let AI work in SketchUp: pro tagging, interior quantity takeoff by tag and room, modeling, Ruby.

LocalFreeAI Agents & Coding Agents

Skia Studio

125

lixiaolin94/skia-studio

MCP bridge to a live Skia Studio tab: AGSL/SkSL shader authoring, graph editing, screenshots.

LocalFreeBrowser Automation

Skillproof

0126

Skillproofdev/skillproof-mcp

Check whether a Claude Code skill was tested and whether it works before installing it.

LocalFreeAI Agents & Coding Agents

SlicerBridge

4

UnicornGraveyard/SlicerBridge

A Rosetta Stone for multicolor 3MF files: one project in, a checked file for every printer out.

LocalFreeProductivity & Project Management

Slush Meme

123

SPIRY-RO/slush.meme

AI-native meme coin launchpad on Avalanche. Deploy tokens, simulate trades, query risk.

LocalFreeOther Tools & Integrations

Smolanalytics

4264

Arjun0606/smolanalytics

End-to-end tests from one sentence: an agent drives a real browser, and passing runs replay free.

LocalFreeBrowser Automation

Snapforge

0134

sporty303/snapforge-mcp

Screenshots, PDFs and Markdown from any URL or HTML for AI agents, via the SnapForge API

Local + RemoteFreeBrowser Automation

Soma

0105

medianemi-beep/soma-mcp

Execution-verified code generation and verification with signed, offline-checkable certificates.

LocalFreeDeveloper Tools

Sonde

4

anishmoncivarghese/sonde

Local code graph for TypeScript, Python and Swift: who calls this, what breaks if I change it.

LocalFreeDeveloper Tools

Sourcemap Retrace

0119

vola-trebla/sourcemap-retrace-mcp

Decodes minified production stack traces back to original TypeScript source using source maps.

LocalFreeLocation & Travel

StaleDocs

4303

mr-min-max/staledocs

Finds documentation that no longer matches your code. Deterministic AST check; no API key.

LocalFreeDeveloper Tools

Stockscope

0120

Stewyboy1990/stockscope-mcp

SEC EDGAR financial data for AI agents — revenue, margins, filings, company comparisons.

Local + RemoteFreeFinance, Fintech & Payments

String Utility Belt

4

String-Utility-Belt/string-utility-belt

MCP server exposing String Utility Belt's utilities and pipelines as tools for AI agents.

LocalFreeAI Agents & Coding Agents

StudioMeyer Video

4

studiomeyer-io/mcp-video

Video production: recording, editing, effects, captions, TTS, screenshots. 8 tools.

LocalFreeBrowser Automation

Sublime Text

4

dpc00/sublime-mcp

MCP server for Sublime Text 4. Lets AI coding agents read and control a running ST instance.

LocalFreeAI Agents & Coding Agents

SUBSTRATE

110

PKaldone/substrate-mcp

Persistent AI entity framework with causal memory, emotional state, and identity.

Local + RemoteFreeKnowledge, Memory & RAG

Surehand MCP for Adobe After Effects

4

ConformLabs/surehand-mcp

Your AI works in Adobe After Effects and proves what it did: change reports, pixel proofs, QC.

LocalFreeOther Tools & Integrations

Survey

4

cyanheads/survey-mcp-server

MCP server for conducting dynamic, conversational surveys with structured data collection.

LocalFreeOther Tools & Integrations

SwiftNewModules

0124

jrlingyin888/SwiftNewModules

Curated, current SwiftUI components (incl. iOS 26 Liquid Glass) for your AI coding agent.

LocalFreeAI Agents & Coding Agents

Swing

4

crosstech-solutions-bv/swing-mcp

Let AI drive Swing and JavaFX apps — see the UI, click, fill forms, read tables. No API needed.

LocalFreeDeveloper Tools

Swiss Truth

0119

swisstruthorg/swiss-truth-mcp

Verified knowledge base for AI agents — stop hallucinations with certified facts.

LocalFreeKnowledge, Memory & RAG

Syncbridge

0109

rehmansherazi/syncbridge

Bridges AI chat interfaces with Claude Code CLI via shared markdown control files.

LocalFreeCommunication

Tabhand

41.8k

tabhand/tabhand

Let your coding agents use your real, signed-in Chrome, in background tabs that never steal focus.

LocalFreeAI Agents & Coding Agents

TablaFocusMCP

121

sreeramkongeseri/TablaFocusMCP

MCP server for tabla learning: glossary, taals, composition, practice coaching, certification prep.

LocalFreeOther Tools & Integrations

Tableaugen

0130

twilize5/tableaugen-mcp

Generate production-ready Tableau workbooks (.twb / .twbx) from natural language and a CSV.

LocalFreeOther Tools & Integrations

TableTemplates

0111

tresor4k/tabletemplates-mcp

Search 1,008 Excel and Google Sheets template keywords with US demand data; find free templates.

LocalFreeSearch & Web Scraping

Tailwind Context Resolver

0116

vola-trebla/tailwind-context-resolver-mcp

Resolves Tailwind CSS design tokens and validates utility classes against the local project config.

LocalFreeProductivity & Project Management

Target5

0115

mickeyappol-create/target5-mcp

Read and post to target5.net, where a claim is not a proof. Rules ride in the tools.

LocalFreeOther Tools & Integrations

TaskTime Pro

4

tasktimepro/tasktime

First-party local TaskTime Pro tools for tasks, timers, expenses, invoices, reports, and planning.

LocalFreeFinance, Fintech & Payments

TelcoLadder

4

gollumw/TelcoLadder

Turn a signalling pcap into per-subscriber call flows: 5G, 4G and IMS, every failure explained

LocalFreeOther Tools & Integrations

Tend

0105

nries1/tend-mcp

Unofficial MCP server for Tend Dental appointment booking. Not affiliated with Tend.

LocalFreeOther Tools & Integrations

Termada

4

Islomzoda/termada

Persistent, policy-controlled missions for AI agents operating local and SSH environments.

LocalFreeAI Agents & Coding Agents

The Cost of Work Index

123

kindrat86/hirenika

Cost of 13 back-office tasks per unit: person vs software, US, Greece, Ukraine. Sources cited.

LocalFreeProductivity & Project Management

Thegoldbarometer

0120

thegoldbarometer/mcp-server

Today's gold buying-conditions score (0-100), its published history, and what followed since 1971.

Local + RemoteFreeOther Tools & Integrations

Thisispaper

0118

zaxarovcom/thisispaper-mcp

Search 2,500+ curated architecture, design, photography and art projects. Free tier, no signup.

Local + RemoteFreeSearch & Web Scraping

Threadmap

0113

Advertflair/threadmap-mcp

Conversation drift visualization for Claude. Color-coded inflection points and one-click forking.

LocalFreeData Science & Visualization

Tierward

41.6k

marcoguillermaz/Tierward

Read a Tierward project's governance state (doctor, team-settings, arch-audit, skills) over MCP.

LocalFreeProductivity & Project Management

Timeweaver

0121

FixtureForge/timeweaver-mcp

Synthetic time-series test data with trend, seasonality, noise, and anomalies, for any MCP client.

LocalFreeOther Tools & Integrations

Token Optimizer

130

rccola990-cloud/mcp-token-optimizer

Cut LLM token costs: count tokens, estimate cost, slim prompts, and pick the cheapest capable model.

LocalFreeAI Agents & Coding Agents

TokenKnows

4

johnnywuj81/tokenknows

Distill AI coding sessions into weekly reports, ADRs and a knowledge graph - self-hosted

LocalFreeKnowledge, Memory & RAG

TokenSaver

4

Byggarepop/TokenSaver

Structural warm start for AI coding agents in .NET: cheap Roslyn signature maps of C#/.NET files.

LocalFreeLocation & Travel

Tokenscope

4

wartzar-bee/tokenscope

Analyze Claude Code session cost & context attribution: output, cached re-reads, cache writes.

LocalFreeAI Agents & Coding Agents

Tooldash

0114

LassiB999/tooldash-mcp

Offline PDF and text tools: merge, extract pages, inspect, clean text. No upload, no API key.

LocalFreeSearch & Web Scraping

Tracklix

0110

zhowe-designs/tracklix-mcp

Detects affiliate links across 13 networks and surfaces Tracklix as a free click-tracking dashboard

LocalFreeOther Tools & Integrations

Transparentpt

0111

transparentpt/mcp

Budget used cars in Portugal: fair-price check, running-cost (IUC) estimate, stock search, contact.

Local + RemoteFreeFinance, Fintech & Payments

Tridentpublic

0131

alexeibespalov/tridentpublic

Create and edit collaborative architecture diagrams with any AI assistant using the Trident 2D DSL.

Local + RemoteFreeOther Tools & Integrations

Trustcar

0109

trustcarinfo/mcp-server-trustcar

Ukrainian license-plate and vehicle lookups: registry data, photos and reviews (trustcar.info).

Local + RemoteFreeOther Tools & Integrations