Free MCP servers · page 67

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 3169–3216

Pipepie

8

pipepie/pipepie

Self-hosted webhook relay and tunnel with Noise NK encryption: inspect requests, replay webhooks, trace AI pipelines, manage tunnels and subdomains.

LocalFreeGoDeveloper Tools

Project Manager

8

croffasia/mcp-project-manager

Hierarchical task management (ideas → epics → tasks) with CLI dashboard

LocalFreeProductivity & Project Management

pt Edge

8

grahamrowe82/pt-edge

Tracks open-source AI projects across GitHub, PyPI, npm, Hugging Face, Docker Hub and Hacker News for discovery, comparison and trend analysis.

LocalFreePythonDeveloper Tools

Scriptflow

8

yanmxa/scriptflow-mcp

Turns repetitive AI interactions into persistent, executable Bash, Python, Node.js or TypeScript scripts.

LocalFreeTypeScriptDeveloper Tools

Sonatype

8

brianveltman/sonatype-mcp

MCP for Sonatype Nexus Repository Manager and Sonatype Repository Firewall. Manage your DevSecOps practices through AI-assisted Workflows.

LocalFreeOther Tools & Integrations

Swarmia

8

mattjegan/swarmia-mcp

Read-only access to Swarmia metrics for quick reporting.

LocalFreePythonDeveloper Tools

Synapse

8

anshulyadav1976/synapse

Zero-runtime-dependency Markdown memory vault with SQLite search, linked wiki pages, ChatGPT/Claude imports, and human-approved agent note proposals.

LocalFreePythonKnowledge, Memory & RAG

Tnl

8

janaraj/tnl

TNL (Typed Natural Language): per-feature English contracts that coding agents can look up, propose edits to and verify implementations against.

LocalFreeTypeScriptDeveloper Tools

Vibealive

8

skullzarmy/vibealive

Find unused files and APIs in Next.js projects, with project analysis tools exposed over MCP.

LocalFreeTypeScriptDeveloper Tools

VictoriaMetrics

8

yincongcyincong/VictoriaMetrics-mcp-server

Interact with the VictoriaMetrics database.

LocalFreePythonDatabases

Agenda Intelligence MD

8

vassiliylakhonin/agenda-intelligence-md

Auditable strategic-risk memos (sanctions, regulation, geopolitics, trade) with Central Asia and Gulf regional specialists and per-claim evidence; no live data.

Local + RemoteFreePythonScience & Research

Agent Memory OS

8

yamantaka520/Agent-Memory-OS

Local-first memory for AI agent teams: private, team and project access control, associative recall and federated sync with revocation, plus a web console.

LocalFreePythonKnowledge, Memory & RAG

Astral

0243

davidmosiah/astral-mcp

Astrology tools for natal charts, current transits, synastry, Moon phases and birthplace lookup, with privacy modes for compact payloads.

LocalFreeTypeScriptOther Tools & Integrations

Calibre-Web

0242

ni-c/calibreweb-mcp

Read-only access to a self-hosted Calibre-Web or Calibre-Web Automated ebook library via OPDS: search, shelves, covers and per-format download links.

LocalFreeTypeScriptArt & Design

Citation Intelligence

8

AutomateLab-tech/citation-intelligence

Check which URLs Perplexity, Claude, ChatGPT, Gemini, Bing and Google AI Overviews cite for any query. Self-hosted.

LocalFreeTypeScriptSearch & Web Scraping

Corroborate

1221

chefcohen/corroborate-mcp

Measure how independently a claim is reported, with syndication-aware source counting and 0-1 confidence scores. Measures corroboration, not truth.

LocalFreeTypeScriptSearch & Web Scraping

Crbro Memory

82.2k

Octonove/crbro-memory

Persistent agent memory in local JSON files: neuron/synapse graph with heat scoring, fact-level search, corrections, secret redaction and team sharing via Git.

LocalFreeTypeScriptKnowledge, Memory & RAG

Cygnus Ssh

8

cygnussystems/cygnus-ssh-mcp

SSH control of remote Linux, macOS and Windows servers: line-level file editing, background tasks, sudo, host aliases, and directory and archive operations.

LocalFreePythonCommand Line & OS Automation

dead-letter

8

BigCactusLabs/dead-letter

Convert .eml exports to Markdown with YAML front matter for RAG pipelines: thread splitting, signature stripping, attachment extraction and calendar parsing.

LocalFreePythonCommunication

Dnd Oracle

8198

gregario/dnd-oracle

D&D 5e SRD reference: monster search, spell lookup, encounter building and loadout analysis.

LocalFreeTypeScriptGaming

Dotnet Template

8

YuliiaKovalova/dotnet-template-mcp

Search, inspect, preview and create dotnet new projects via the .NET Template Engine, with parameter validation, defaults and NuGet resolution.

LocalFreeC#Developer Tools

Drawing Converter

0227

imnoo-team/drawing-converter-mcp

Convert technical-drawing PDFs between metric and imperial: dimensions, tolerances, ISO fits, threads and surface roughness, stamped in place on the PDF.

LocalFreeTypeScriptOther Tools & Integrations

Epoch

8

KyaniteLabs/Epoch

Software estimation: PERT, COCOMO II, Monte Carlo, sprint forecasting, token-to-time and cost mapping, and schedule-risk analysis.

LocalFreeTypeScriptProductivity & Project Management

Gamenumerics

1211

26048608982lp-ai/gamenumerics

Game balance design and auditing: import xlsx config tables, audit growth curves, simulate battle and gacha systems, and reverse-engineer spreadsheet formulas.

LocalFreeTypeScriptGaming

inspeximus

8

DanceNitra/inspeximus

Agent memory with a correction channel: supersede or revert stale facts, block restated old values, and prove deletions with signed tombstones.

LocalFreePythonKnowledge, Memory & RAG

Kavel

0253

hanshs474/kavel-mcp

Discover Kavel's AI photo and video generators (hairstyles, figurines, pet portraits, yearbook photos, dance videos, HD restoration) and get tuned prompts.

Local + RemoteFreeTypeScriptArt & Design

komnet

8339

Komdosh/komnet

Git-backed message bus for coding agents on different machines, with no server: questions, answers, decisions, claimable tasks and delegated repo reviews.

LocalFreeTypeScriptAI Agents & Coding Agents

LayerMap

85.8k

coffeecoproject/layermap

Compiler-resolved call graph for TypeScript/JavaScript, Go, Python and Java that traces a function's callers up to HTTP routes and handlers in one call.

LocalFreeTypeScriptDeveloper Tools

MaxAEO AI Visibility

1208

maxaeo/maxaeo-ai-visibility-mcp

Local AI visibility, GEO/AEO and llms.txt audits: AI crawler access, robots, sitemap, canonical, metadata, noindex and JSON-LD, with scores and action plans.

LocalFreeTypeScriptMarketing

peek

8

Cubenest/rrweb-stack

Record your authenticated browser session (rrweb DOM, console, network) to local SQLite with PII masking, so coding agents can query it or drive the browser.

LocalFreeTypeScriptBrowser Automation

Plant Genomics

8

musharna/plant-genomics-mcp

Plant genomics locus lookup across Ensembl Plants, Phytozome, UniProtKB, KEGG, STRING-DB, NCBI BLAST and more, with batch and cross-source queries.

LocalFreePythonScience & Research

Snapmcp

0225

reeinharddd/snapmcp

Render terminal output, syntax-highlighted code, web pages, Markdown, HTML and git diffs as PNG, JPEG, PDF or GIF locally via Playwright.

LocalFreeTypeScriptBrowser Automation

SqlAugur

8

mbentham/SqlAugur

Read-only SQL Server access with AST-based query validation, schema exploration, ER diagrams and DBA toolkits like First Responder Kit and sp_WhoIsActive.

LocalFreeC#Databases

Steam (read-only)

8

Sarg338/steam-mcp

Read-only Steam, 41 tools. Store details, reviews that match the store page, sales, regional prices, community tags, live player counts, Steam Deck compatibility, one-call game briefs, side-by-side game comparisons and how each patch moved the reviews all need no API key; a free Steam Web API key adds library, playtime, friends, achievements, wishlist and inventory. Also does backlog analysis, taste-based recommendations and co-op night planning across a group's libraries.

LocalFreePythonGaming

TikTapDown

1208

farukkolip/tiktapdown-mcp

TikTok creator toolkit: watermark-free video downloads, hashtag sets by niche, recommended posting times by country and viral hook formulas.

LocalFreeTypeScriptSocial Media

Transcribe

8

transcribe-app/mcp-transcribe

Transcribe audio and video files and voice memos and work with their text content.

LocalFreeTypeScriptMultimedia, Audio & Video

Twitterapi Docs

229

dorukardahan/twitterapi-docs-mcp

Offline access to TwitterAPI.io documentation: endpoint references, guides and authentication docs.

LocalFreeTypeScriptDeveloper Tools

vibatchium

8

trueoriginlabs/vibatchium

Self-hosted stealth Chrome automation via Patchright: parallel persistent profiles, encrypted credential vault with 2FA, and prompt-injection scanning.

LocalFreePythonBrowser Automation

Wander Agent

8

VirajMishra1/wander-agent

Personal travel agent: flights, hotels, visa checks, itineraries, travel advisories, currency conversion and card points/miles optimization.

LocalFreePythonLocation & Travel

Adobe

8

AJSMonty/adobe-mcp

Drive Adobe CC (AE, Photoshop, Illustrator, Premiere, Character Animator) from any MCP client

LocalFreeOther Tools & Integrations

Adobe Commerce Docs

0245

jigarkkarangiya/adobe-commerce-docs-mcp

MCP server for Adobe Commerce / Magento 2 documentation — search, browse, and read official docs.

LocalFreeSearch & Web Scraping

Adops

249

enzoemir1/adops-mcp

CSV-first analytics for Google Ads + Meta Ads: reporting, anomaly detection, budget optimization.

LocalFreeMarketing

Agent Envelope

1220

BlackBoxEngineering/agent-envelope-mcp

Neutral MCP server for AgentEnvelope authority: sovereign verify + vault verify/lookup/mint.

LocalFreeSecurity & Identity

agent-custody

8

svayatta/agent-custody

MCP gateway that checks each agent tool call against a signed grant and policy, and signs a receipt

LocalFreeAI Agents & Coding Agents

AgentDomains

3156

tashfeenahmed/AgentDomains-mcp

Free domains under makes.fyi or agentdomains.co for the sites and APIs AI agents build.

Local + RemoteFreeAI Agents & Coding Agents

Agentdrop

1196

qFlav/agentdrop-mcp-server

MCP server for AgentDrop - encrypted file transfer between AI agents across any host or network.

LocalFreeAI Agents & Coding Agents

AI

8

formio/ai

Create and manage Form.io forms, resources, actions, roles, and projects from your AI agent.

LocalFreeProductivity & Project Management

Aider Executor

0232

RailKill/mcp-aider-executor

Model Context Protocol (MCP) server to execute aider-specific code editing operations

LocalFreeAI Agents & Coding Agents