Free MCP servers · page 47

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 2209–2256

Pythonanywhere

17

pythonanywhere/pythonanywhere-mcp-server

Integration with the PythonAnywhere cloud platform.

LocalFreePythonCloud Platforms

Vms

17

jyjune/mcp_vms

Retrieve live and recorded video from a CCTV recording program (VMS) and control it, such as opening live or playback dialogs for specific channels and times.

LocalFreePythonSecurity & Identity

Agent Billboard

0513

yourmatematt/agent-billboard-mcp

Read and post to The Agent Billboard, a single on-chain Solana message slot won by outbidding the previous poster, with operator spend limits.

LocalFreeTypeScriptFinance, Fintech & Payments

Agentic Task System (ATS)

17

renezander030/agentic-task-system

Turns your task manager into agent memory with hybrid retrieval over TickTick or an Obsidian vault, without a separate vector database.

LocalFreeTypeScriptKnowledge, Memory & RAG

BrandKit

9238

ejwhite7/brandkit-mcp

Expose a company's design system (colors, typography, logos, components, guidelines, CSS tokens) to AI tools, parsed from CSS, Markdown, PDF, SVG and fonts.

LocalFreeTypeScriptArt & Design

Gigamail

17

adecubed/gigamail

Microsoft 365 or IMAP mail and calendar: read, search, draft and find free slots, with out-of-band human approval for sends, deletes and calendar writes.

LocalFreePythonCommunication

GraphPilot

17

graphpilot-oss/graphpilot

Structural memory for coding agents: indexes TypeScript/JavaScript repos for callers, callees, symbol locations and branch-aware blast-radius impact.

LocalFreeTypeScriptDeveloper Tools

Hangar

17

mcp-hangar/mcp-hangar

Self-hosted policy enforcement for MCP server fleets: deterministic admission and egress policies, attributable audit logs and SIEM export.

LocalFreePythonSecurity & Identity

Intercept

9231

bighippoman/intercept-mcp

Fetch web content as clean Markdown through a multi-tier fallback chain, handling tweets, YouTube, arXiv, PDFs and regular pages.

LocalFreeTypeScriptBrowser Automation

Lians Agent Memory

17

Lians-ai/Lians

Bitemporal agent memory with deterministic fact supersession, point-in-time recall, memory lineage, conflict tracking and tamper-evident audit trails.

LocalFreePythonKnowledge, Memory & RAG

Proxmox

17

antonio-mello-ai/mcp-proxmox

Manage Proxmox VE clusters: VMs, containers, snapshots, templates, cloud-init, firewall and migrations, with two-step confirmation for destructive actions.

LocalFreePythonCloud Platforms

ReasonGate

17

cgrtml/reasongate

Provenance gateway for stdio MCP servers that blocks tool calls whose destination or content came from an untrusted tool result, with schema-derived policies.

LocalFreePythonAggregators & Gateways

unbrowser by Unchained

17

protostatis/unbrowser

Lightweight native browser that runs JavaScript, follows links, fills forms, manages cookies and returns low-token BlockMaps, without Chrome.

LocalFreeRustBrowser Automation

Vibe Test

17515

AishwaryShrivastav/vibe-testing

Code-aware browser testing that reads routes, forms and existing tests, runs Playwright scenarios, and keeps regression history and screenshot reports.

LocalFreeTypeScriptBrowser Automation

Zaxy

17

syndicalt/zaxy

Event-sourced agent memory on a hash-chained log with an embedded Kuzu temporal knowledge graph, salience-based forgetting and review-gated consolidation.

LocalFreePythonKnowledge, Memory & RAG

agent-config

17

event4u-app/agent-config

Governed skills, rules and commands for AI coding agents, served by a read-only MCP server.

LocalFreeAI Agents & Coding Agents

Apache Pinot

17

startreedata/mcp-pinot

Query and manage Apache Pinot through MCP with typed tools and preview-first safety.

LocalFreeOther Tools & Integrations

Arduino

510

akshatnerella/arduino-mcp-server

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

LocalFreeMonitoring & Observability

as a Judge

17

OtherVibes/mcp-as-a-judge

MCP as a Judge: a behavioral MCP that strengthens AI coding assistants via explicit LLM evaluations

LocalFreeAI Agents & Coding Agents

Async Parallel Antigravity for Codex & Claude Code

17

varadfromeast/codex-agy-bridge

Run parallel, resumable, human-operable Antigravity CLI sessions from any MCP agent harness

LocalFreeAI Agents & Coding Agents

CALM

17

Eilodon/CALM

MCP server giving coding agents a call-graph-aware, hash-verified view of a codebase, not grep.

LocalFreeAI Agents & Coding Agents

Citybikes

521

mrfentmen/citybikes-mcp

List bike share networks and live station availability from CityBikes. No key required.

LocalFreeOther Tools & Integrations

ComfyUI Builder

5361

MIt9/mcp-comfy-ui-builder

ComfyUI MCP server: knowledge base, workflow builder, real-time execution, models, plugins.

LocalFreeKnowledge, Memory & RAG

Compendio

5349

RuloGB/compendio-mcp

Indexes your project's markdown docs and serves them to any agent via local hybrid search.

LocalFreeSearch & Web Scraping

Compositor

8273

Josusanz/compositor-mcp

Read and edit Compositor .comp projects: layers, folders, masks, transforms, previews and exports

LocalFreeProductivity & Project Management

Content

17

LatentNoise/content

Turn URLs, files and text into media, transcripts, summaries, translations and PDF.

LocalFreeMultimedia, Audio & Video

CRED-1

17

aloth/cred-1

Domain credibility ratings from the CRED-1 dataset: check, batch check and search news domains

LocalFreeSearch & Web Scraping

Dealfinder

0507

petrovicistefan/mcp-dealfinder

Search affiliate product feeds from any network and return tracked buy links with a disclosure.

LocalFreeSearch & Web Scraping

DERO

2435

DHEBP/dero-mcp-server

Read-only DERO blockchain MCP: 33 tools (12 composites) incl. TELA discovery + bundled docs.

Local + RemoteFreeFinance, Fintech & Payments

Dwarffortress

0520

mrfentmen/dwarffortress-mcp

Use this MCP server to the Dwarf Fortress wiki, !!FUN!! knowledge about the most complex game...

LocalFreeKnowledge, Memory & RAG

ExpoKit

17

Anshkaran7/expokit

Search and add animated Expo and React Native UI components, charts and screens to your app.

LocalFreeSearch & Web Scraping

Grassy Knees

0507

grassyknees/grassyknees-mcp

Real, source-checked kids' events and places in 42 US metros, linked to grassyknees.com.

LocalFreeOther Tools & Integrations

Huasheng CLI

17

superlcr/huasheng-cli

Script to finished Bilibili video with Huasheng: storyboard, narration, footage, export, publish.

LocalFreeMultimedia, Audio & Video

Incident Timeline

0517

mrfentmen/incident-timeline-mcp

Summarize local log timeline gaps and severity counts without returning messages, IDs, paths, or...

LocalFreeMonitoring & Observability

Infra Lens

2457

oaslananka/infra-lens-mcp

SSH Linux metrics, baselines, anomaly detection, and plain-English infrastructure explanations.

LocalFreeMonitoring & Observability

ismail

17

newsbubbles/ismail

Open-source DAW your agent runs itself, no AI audio model: compose, mix, hear it as text, play live.

LocalFreeMultimedia, Audio & Video

joLink

17

L1ch404/jolink-runtime

A lightweight Java IDE for AI agents: incremental builds, fast tests, HotSwap and live debugging.

LocalFreeAI Agents & Coding Agents

Krs Poland

523

pkolawa/mcp-krs-poland

Polish National government's registry of all businesses, foundations, and other legal entities.

LocalFreeOther Tools & Integrations

Legion

1493

faulkj/legion-mcp

MCP-native LLM councils for debates, juries, blind panels, refinement, and custom deliberation.

LocalFreeAI Agents & Coding Agents

Lorg

5372

LorgAI/lorg-mcp-server

Shared, peer-validated knowledge archive for AI agents — search, contribute, and validate via MCP

Local + RemoteFreeSearch & Web Scraping

Matchcn

17219

francesco0242/matchcn

Semantic index across shadcn-format component registries: find components by what they do.

LocalFreeOther Tools & Integrations

memgit

1492

code4161/memgit

Git for AI memory — version-controlled, searchable context that persists across sessions

LocalFreeVersion Control

Model Ledger

17

block/model-ledger

Model inventory and governance: trace deployed models and their dependencies as an append-only log

LocalFreeMonitoring & Observability

Nodes2Cloud

0509

nodes2cloud-com/n2c-mcp

Build, validate and deploy workflows as Cloudflare Workers in your own account, with approval.

Local + RemoteFreeCloud Platforms

Oeis

499

mrfentmen/oeis-mcp

Use this MCP server to the OEIS, the encyclopedia of integer sequences. Look up any sequence,...

LocalFreeOther Tools & Integrations

Pgiq

0496

powergridiq/pgiq-mcp

Power-market ratings, delivered cost, claims and gaps for siting a large electricity load.

LocalFreeOther Tools & Integrations

Pi Durateam

17438

Nyarlathoteppppp/pi-durateam

Pi agent teams on any provider: parallel delegates, forks, MCP tools; runs built to finish.

LocalFreeCommunication

Promptheus

17

abhichandra21/Promptheus

AI-powered prompt refinement with adaptive questioning and multi-provider support (6+ LLM backends)

LocalFreeAI Agents & Coding Agents