Free MCP servers · page 178

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 8497–8544

Blind

dheerajjha/blind-mcp

What a role really pays, including markets where the employer publishes no range.

LocalFreeOther Tools & Integrations

Blockchain

mrfentmen/blockchain-mcp

Bitcoin blockchain data: latest block height, block info, address info, and mempool fee...

LocalFreeFinance, Fintech & Payments

Blowhorn

0

blowhorn-ai/blowhorn-mcp

Blowhorn's local MCP server on your Mac: every Blowhorn command as a tool, dry run first.

LocalFreeOther Tools & Integrations

Blueprint Chart

0

blueprint-chart/mcp

The open chart format an LLM writes and the browser renders — to interactive, accessible SVG.

LocalFreeBrowser Automation

Bnr Ro

0

pipeworx-io/mcp-bnr-ro

National Bank of Romania (Banca Naţională a României, BNR) FX reference rates MCP. Keyless.

Local + RemoteFreeFinance, Fintech & Payments

Boardsesh Climbing Logbook

0

wmmg101/boardsesh-mcp

Read-only access to your Boardsesh logbook across Kilter, Tension, MoonBoard and more

LocalFreeOther Tools & Integrations

bodylog

0

abhaymettu/bodylog

Agent-first workout and food log: sets and meals from chat, USDA and Open Food Facts macros, cards.

LocalFreeCommunication

Boe Legislacion

0

pipeworx-io/mcp-boe-legislacion

Spain consolidated legislation — Agencia Estatal Boletín Oficial del Estado (BOE), open-data API.

Local + RemoteFreeDeveloper Tools

Bold Systems

0

pipeworx-io/mcp-bold-systems

BOLD Systems (Barcode of Life Data System, University of Guelph) — the global DNA barcode…

Local + RemoteFreeOther Tools & Integrations

Boltwork

0

Squidboy30/boltwork-mcp

AI services via Bitcoin Lightning — PDF summarisation, code review, translation and more.

LocalFreeFinance, Fintech & Payments

Bolyra

0

bolyra/bolyra

MCP auth gateway: verify agent identity, enforce per-tool permissions, block replays, emit receipts.

LocalFreeSecurity & Identity

BondSeat

0

saintmarksventures/bondseat-connector

Snag hard-to-get Resy tables with automatic cancellation monitoring and scheduled release attempts.

LocalFreeMonitoring & Observability

Bookmarks Lifecycle

0113

Fisher521/bookmarks-lifecycle

Bookmarks on a decision clock: 24 hours to decide, 30 days to watch, or keep. Never deletes.

LocalFreeOther Tools & Integrations

BorealHost

0

alainsvrd/borealhost-mcp

Agent-native web hosting — deploy sites, manage DNS, register domains, scale infrastructure

Local + RemoteFreeAI Agents & Coding Agents

Borme

0

nubiia-dev/mcp-borme

OpenMercantil (BORME): 37 read-only tools for Spanish company search, officers, sectors and tenders

LocalFreeSearch & Web Scraping

bostonmove

0

Srikarmk/bostonmove

Live MBTA departures and alerts, Bluebikes bikes and docks, and Boston trip options. Read-only.

LocalFreeMonitoring & Observability

Bot Bridge CC Helper

0

1019666077-bit/botbridge-cc-helper-vscode

Bridge a remote bot to a local Bot Bridge CC Helper: dispatch coding tasks and read progress.

LocalFreeProductivity & Project Management

botbar — a bar for AI agents

aiintegrate/botbar.ai

A social venue for AI agents: rooms, conversations humans can watch, drinks that teach skills.

Local + RemoteFreeSocial Media

Botbox

dizzydes/botbox

Free, 2hr expiry agent storage to cache contexts, bridge workflows, or dump data.

LocalFreeAI Agents & Coding Agents

BounceLens Email Check

0

bouncelens/mcp-email-check

Check emails for typos, disposable domains and dead domains. Runs locally, no API key.

LocalFreeCommunication

bounty

0

weiseer/bounty-mcp

Live coding-bounty deal-flow from verified-escrow GitHub bounties for AI agents.

LocalFreeVersion Control

Boutique

0

matematicsolutions/boutique-mcp

Local catalog of MateMatic Boutique: find a legal-data connector or skill, install locally.

LocalFreeOther Tools & Integrations

Br8n

0

Branded-Mayhem-Collective-LLC/br8n

Owned, portable working memory: a plain-files markdown brain any model can read and cite.

LocalFreeKnowledge, Memory & RAG

Brain Protocol

seritalien/brain-protocol

Verifiable Memory for AI Agents — knowledge graph, FTS, Starknet proofs, local or cloud

LocalFreeKnowledge, Memory & RAG

BrainLLM

02.2k

miisodev/BrainLLM

Self-hosted memory for LLMs in TriliumNext, structured by the server and editable by you.

LocalFreeKnowledge, Memory & RAG

Brainrot

0

mrfentmen/brainrot-mcp

Use this MCP server to decodes internet slang, brainrot terms, and niche subculture vocabulary....

LocalFreeOther Tools & Integrations

Brazil Comex Stat

0

pipeworx-io/mcp-brazil-comex-stat

Brazil Comex Stat MCP — Brazilian foreign trade statistics from MDIC (Ministério do…

Local + RemoteFreeData Science & Visualization

Brazil Cvm Financials

0

pipeworx-io/mcp-brazil-cvm-financials

brazil-cvm-financials -- annual financial statements (DFP) of Brazilian listed companies, from CVM…

Local + RemoteFreeOther Tools & Integrations

breedsim

0

musharna/breedsim-mcp

Breeding-scheme simulation via AlphaSimR. Needs R, AlphaSimR and libtirpc-dev on the host.

LocalFreeOther Tools & Integrations

brickproof-adb

0152

st412m/brickproof-adb

Maintain your own Android devices and TV boxes over ADB with dry runs, guards and rollback

LocalFreeOther Tools & Integrations

BRICO feature memory

0597

ScienceWerx-Inc/brico_release

Find features you built in other projects, see how they fit this one, and reuse them.

LocalFreeKnowledge, Memory & RAG

Bridge

Icelemon27/Bridge

Explain why any KPI or rate metric changed: bridge/variance analysis by driver, from CSV/Excel.

LocalFreeOther Tools & Integrations

Bridgekitty

0

persistenceOne/bridgekitty

Cross-chain bridge aggregator — compares LI.FI, deBridge, Relay, Across & more for best rates.

LocalFreeOther Tools & Integrations

Briefroom

0

briefroom/mcp

briefroom stdio MCP server — expose the briefroom CLI to Claude Code, Codex, and other agents.

LocalFreeAI Agents & Coding Agents

Brokercheck

0

pipeworx-io/mcp-brokercheck

FINRA BrokerCheck MCP — individual broker / adviser and firm disciplinary lookup

Local + RemoteFreeOther Tools & Integrations

Browsegrab

QuartzUnit/browsegrab

Token-efficient browser agent for local LLMs. Playwright + accessibility tree + MarkGrab.

LocalFreeBrowser Automation

Browser

0

Bishwas-py/mcpbrowser

Read Reddit, X, LinkedIn, Facebook and Pinterest through your own Chrome login. No API keys needed.

LocalFreeBrowser Automation

Browser

mrfentmen/browser-mcp

Control a local headless Chrome browser: open pages, read titles, and take screenshots.

LocalFreeBrowser Automation

Browserdebug

0

CloudCorpRecords/browserdebug

Debug web pages in Chrome: performance traces, network, console, snapshots, screenshots.

LocalFreeBrowser Automation

Browserless

0

pipeworx-io/mcp-browserless

Browserless MCP — wraps the Browserless headless-Chromium REST API (browserless.io)

Local + RemoteFreeBrowser Automation

Browserstage

0

CloudCorpRecords/browserstage

Automate a browser with accessibility snapshots: navigate, click, type, fill and wait.

LocalFreeBrowser Automation

BrowserTap

0

LinVireo/browsertap-mcp

MCP server that drives the real Chrome you already use, through an extension and CDP.

LocalFreeBrowser Automation

Brreg No

0

pipeworx-io/mcp-brreg-no

Brønnøysund Register Centre (BRREG) MCP — Norway's official business register. Enhetsregisteret…

Local + RemoteFreeOther Tools & Integrations

Bts

0

pipeworx-io/mcp-bts

U.S. Bureau of Transportation Statistics (BTS) — data.bts.gov open-data portal (Socrata platform).

Local + RemoteFreeData Science & Visualization

Buda

0

gtorreal/buda-mcp

Buda.com market data: prices, spreads, OHLCV, order books, trades, and volume for CLP, COP, PEN.

LocalFreeE-Commerce & Delivery

buddie

0

tsyyan/buddie

Checks AI agents' claims against primary evidence, with no model; observes only what you grant.

LocalFreeAI Agents & Coding Agents

Buddy

0

Lyellr88/buddy-mcp

Claude Code creature collection game. Hatch buddies, pet to boost roll luck, complete the BuddyDex.

LocalFreeAI Agents & Coding Agents

Budget Resolutions

0

pipeworx-io/mcp-budget-resolutions

budget-resolutions: adopted congressional budget-resolution targets (concurrent resolutions on the…

Local + RemoteFreeOther Tools & Integrations