Free MCP servers · page 16

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 721–768

Atlassian dc

106

b1ff/atlassian-dc-mcp

MCP server for Atlassian Bitbucket Data Center - interact with repositories and code

LocalFreeVersion Control

NVIDIA Elements

106

NVIDIA/elements

NVIDIA Elements UI design system and agent tools for AI/ML, robotics, and autonomous vehicles.

LocalFreeAI Agents & Coding Agents

pracht dev

106

JoviDeCroock/pracht

Inspect, verify, diff, and scaffold a pracht app's routes, API, and capabilities from its app graph.

LocalFreeDeveloper Tools

Flow Nexus

1059.8k

ruvnet/flow-nexus

Cloud-powered AI platform with multi-agent swarms, sandboxes, and workflow automation

LocalFreeAI Agents & Coding Agents

FrankenSurf

105

yail259/frankensurf

Read any web page and search the web: 28 tools, cheapest first, every page checked.

LocalFreeSearch & Web Scraping

LuxAlgo

105

LuxAlgo/luxalgo-mcp-server

LuxAlgo for AI agents: the Library, prop firms, Market Trackers, Edge Stats, and your Trade Journal

Local + RemoteFreeAI Agents & Coding Agents

Nibomo Flashcards

105

kirill-markin/flashcards-open-source-app

Read, write, and conversationally review open-source flashcards through split read/write MCP tools.

RemoteFreeOther Tools & Integrations

Needle

104

needle-ai/needle-mcp

Production-ready RAG out of the box to search and retrieve data from your own documents.

LocalFreeSearch & Web Scraping

Podman

85584

manusa/podman-mcp-server

A Model Context Protocol (MCP) server for container runtimes (Podman and Docker)

LocalFreeCloud Platforms

Catalyst Core

93302

tata1mg/catalyst-core

Developer-workflow MCP server for catalyst-core: migration guidance, debugging, and task planning.

LocalFreeProductivity & Project Management

Next Finance

3.1k

paivapiovesan/next-finance-mcp

MCP Server for NEXT Finance ERP (finance.net.br) — browser login, wallets, accounts, transactions.

LocalFreeBrowser Automation

Abap Adt

102

fr0ster/mcp-abap-adt

MCP server for SAP ABAP ADT over HTTP, RFC or SNC: repository analysis and RAP/classic ABAP CRUD

LocalFreeOther Tools & Integrations

After Effects

89397

JUNKDOGE-JOE/after-effects-mcp

A stdio connector for the local ae-mcp After Effects panel; install the AE extension separately.

LocalFreeOther Tools & Integrations

Dynoxide

10226k

nubo-db/dynoxide

A DynamoDB emulator with an MCP server exposing 35 DynamoDB tools to coding agents.

LocalFreeAI Agents & Coding Agents

Box

101

box-community/mcp-server-box

Interact with the Intelligent Content Management platform through Box AI.

LocalFreeOther Tools & Integrations

Aimdb

101

aimdb-dev/aimdb/aimdb-mcp

Inspect and debug live AimDB nodes, from microcontrollers on a serial port to a cloud hub: records, schemas, dependency graph and metrics.

LocalFreeRustIoT, Home & Embedded

Basecamp

101

georgeantonopoulos/Basecamp-MCP-Server

Integration with Basecamp project management platform for managing projects, to-dos, card tables, documents, and team collaboration

LocalFreeProductivity & Project Management

Actual Budget

202.4k

henfrydls/actual-budget-mcp

Self-hosted Actual Budget analysis: spending breakdowns, category trends, projections and budget vs. actual, with guarded writes and an optional read-only mode.

LocalFreeTypeScriptFinance, Fintech & Payments

loci

101

IvenKooLab/loci

Queryable second brain over your scattered notes, docs, PDFs and chat exports: hybrid retrieval (vector + BM25 fused with RRF), section-level citations with an optional claim-by-claim verification pass, and an Obsidian-style wikilink graph — all local, any OpenAI-compatible API or fully offline via Ollama. pip install loci-rag then run loci-mcp.

LocalFreePythonKnowledge, Memory & RAG

Cynical Sally

101

w1ckedxt/cynical-sally

Brutally honest code reviews: scores, real issues, and usable fixes. CLI + MCP server.

LocalFreeDeveloper Tools

Redfin

32.9k

chrischall/redfin-mcp

Redfin real-estate for Claude — search, property details, market reports, saved homes

LocalFreeSearch & Web Scraping

Vega-Lite

100

isaacwasserman/mcp-vegalite-server

Generate visualizations from fetched data using the Vega-Lite format and renderer.

LocalFreePythonOther Tools & Integrations

AgentsChat

03k

swswordholy-tech/AgentsChatProtocol

Bring Claude Code, Codex, DSH, Muse, Antigravity, and Hermes into shared rooms over MCP.

LocalFreeAI Agents & Coding Agents

AlgoVault

102.7k

AlgoVaultLabs/crypto-quant-signal-mcp

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Local + RemoteFreeFinance, Fintech & Payments

PIO Agent

541.4k

jl-codes/platformio-mcp

Build, inspect, flash, and monitor PlatformIO firmware projects with policy-controlled tools.

LocalFreeMonitoring & Observability

Sugar

100

roboticforce/sugar

Autonomous AI development system with persistent task queue and background execution

LocalFreeProductivity & Project Management

VelesDB Memory

100

cyberlife-coder/VelesDB

Offline agentic memory: remember/recall/relate/forget/why over a fused vector+graph+columnar engine

LocalFreeKnowledge, Memory & RAG

Cycode

99

cycodehq/cycode-cli

Boost security in your dev lifecycle via SAST, SCA, Secrets & IaC scanning with Cycode.

LocalFreeSecurity & Identity

REAPER

99

TwelveTake-Studios/reaper-mcp

Control the REAPER DAW for mixing, mastering, MIDI composition and music production.

LocalFreePythonArt & Design

Mandala Computer

03k

mandalacomputer/mcp

Cloud desktops for AI agents: create a Linux computer, see its screen, click, type and run tasks.

Local + RemoteFreeProductivity & Project Management

Sqlsure

99

sqlsure/sqlsure

Semantic SQL inspector: catches double-counting, wrong joins, PII exposure before execution.

LocalFreeDatabases

Twitterapi io

102.7k

dorukardahan/twitterapi-io-mcp

Offline access to TwitterAPI.io docs for AI assistants. 67 endpoints, 32 pages, 24 blog posts.

LocalFreeSocial Media

Cloud DevOps

02.9k

alexcgodwin/cloud-devops-mcp-server

Cloud DevOps analysis with guarded Git, infrastructure, cloud and observability operations.

LocalFreeVersion Control

Sih br

12.9k

SidneyBissoli/sih-br-mcp

DATASUS SIH/SUS hospital admissions in Brazil (AIH, 1992-2025): ICD-10 causes, ICSAP, rates.

Local + RemoteFreeOther Tools & Integrations

Unreal Engine API Documentation

98

Codeturion/unreal-api-mcp

Accurate UE5 C++ API docs for AI agents. Prevents hallucinated signatures and includes.

LocalFreeProductivity & Project Management

Claudex

97

kunwar-shah/claudex

Persistent memory and full-text search over Claude Code conversation history indexed into SQLite, with session summaries and a web UI for exploration.

LocalFreeTypeScriptKnowledge, Memory & RAG

Design System Extractor

72737

freema/mcp-design-system-extractor

Extract component information from Storybook design systems: HTML, styles, props, dependencies, theme tokens and metadata.

LocalFreeTypeScriptDeveloper Tools

OmniSeek

97

Battam1111/omniseek

Self-hosted perception server: local bilingual ASR, vision, cross-lingual search, credentialed login-walled sources and a persistent relation graph.

LocalFreePythonScience & Research

Event Intelligence

22.8k

sarooo17/event-intelligence

MCP-native CEP for durable agents: event-time patterns, semantic predicates, derived events.

LocalFreeAI Agents & Coding Agents

ParallelSandbox

02.9k

parallel-sandbox/parallelsandbox-mcp

Remote Linux boxes for coding agents: Docker, a browser, screenshots, logs, human takeover.

Local + RemoteFreeBrowser Automation

Pensyve

97

major7apps/pensyve

Universal memory runtime for AI agents — episodic, semantic, and procedural memory.

LocalFreeKnowledge, Memory & RAG

pepe

97

omarmhaimdat/pepe

Load-test a URL, ping it by phase, ramp to find the capacity, compare runs: JSON reports, guardrails

LocalFreeOther Tools & Integrations

Geoserver

96

mahdin75/geoserver-mcp

Interact with geospatial data and services through the GeoServer REST API.

LocalFreeLocation & Travel

ORM Lens

96

FROWNINGdev/orm-lens

Django and SQLAlchemy static analysis: models, relations, migrations, Alembic, N+1.

LocalFreeAI Agents & Coding Agents

tsbootstrap

96

astrogilda/tsbootstrap

Read-only time-series bootstrap server: diagnose a series and compute confidence intervals.

LocalFreeOther Tools & Integrations

Legion

95

TheRaLabs/legion-mcp

Multi-database access for PostgreSQL, Redshift, CockroachDB, MySQL, RDS MySQL, SQL Server, BigQuery, Oracle and SQLite.

LocalFreePythonDatabases

Serial

95

adancurusul/serial-mcp-server

Serial port communication.

LocalFreeRustIoT, Home & Embedded

Arm

95

arm/mcp

Official Arm MCP server for code migration, optimization, and Arm architecture guidance

LocalFreeDeveloper Tools