Updated weekly · Free & open

Which MCP servers are actually maintained?

The official registry lists every Model Context Protocol server but tells you nothing about whether any of them is still alive. This index scores each one on maintenance activity, flags what deserves a second look before you install it, and shows exactly how every number was reached.

54,385
servers indexed
86
with verified activity
20.0
median score
19,556
carrying risk flags
last refreshed

Leaderboard

Activity & maintenance, not security — how this is scored
MCP servers ranked by activity and maintenance score, highest first.
#ServerFlagsStarsChangeScore
27101Japanese Order Eval
Regression checks for Japanese order automations: six free cases, strict JSON scoring and CI gates.
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20.0
27102TenderDelta
TED procurement notices and changes for AI workflows, with source links, deadlines and freshness.
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20.0
27103USDC & RPC Reference (free)
Free read-only data: verified USDC addresses and EIP-712 domains, measured RPC eth_getLogs limits.
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20.0
27104netrack
Track your net worth with any AI assistant: read totals and goals, record values in any currency.
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20.0
27105Newsmind
Read, search and track your RSS feeds: semantic search, story clustering, watches, OPML import.
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20.0
27106Nexusol
Search Solana ecosystem projects and read sourced Solana news from Nexusol.
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20.0
27107NFTm
Quote an NFTm launch. The creator signs in Phantom.
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20.0
27108nice to have
Find ready-made build kits for Claude Code and Codex: slides, LINE stickers, pixel art, games.
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20.0
27109noback
Publish AI-made HTML apps as shareable links that save and sync data. No account or token needed.
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20.0
27110NoMac (all tools)
Everything NoMac in one server: the Mac, the cloud iPhone and the App Store.
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20.0
27111NoMac App Store
Signing, TestFlight, App Store metadata, screenshots and App Review for AI agents, on a NoMac Mac.
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20.0
27112NoMac
Cloud iPhones and Macs with Xcode for AI agents: build, run and test iOS apps, use the screen.
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20.0
27113NoMac Session
The cloud Mac alone, with Xcode, for AI agents: run commands, build and test, use the screen.
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20.0
27114NoMac Simulator
Cloud iPhone Simulators for AI agents: build the Xcode project, read the screen, tap by label, test.
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20.0
27115Nombox
Your recipe box, shopping lists and meal plans, plus public recipes to discover.
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20.0
27116Nomok
Check name availability on 70+ platforms: domains, social networks, marketplaces.
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20.0
27117NoteCube
Your NoteCube meeting and lecture recordings: search, read transcripts, and write cited documents.
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20.0
27118NoteFit
Plan and manage strength training for athletes — mesocycles, weekly volume, and shareable plans.
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20.0
27119Backtest Auditor
Automated red-team checks for trading backtests: lookahead lint, Deflated Sharpe, costs. Local.
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20.0
27120NudgeBell
Reminders your agent creates: email, WhatsApp, SMS or call, in steps you set. Stops on acknowledge.
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20.0
27121Octopad
The AI brain for builders: ChatGPT, Claude and your other AIs share one workspace and one method.
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20.0
27122Oh Dear
Website monitoring: uptime, SSL certificates, broken links, DNS, cron jobs and status pages.
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20.0
27123OIO
Projects, tickets, notes and to-dos in OIO, the freelance workspace. OAuth sign-in, Pro plan.
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20.0
27124Oktio.app
Instagram analytics, media kits, bio link and brand deals for creators, from your AI assistant.
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20.0
27125ONCE
Music distribution for agents: upload, AI-check, submit and track releases on ONCE.
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20.0
27126One's Vibe
Search a curated gallery of live, tryable AI-built products for prior art. Read-only, no auth.
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20.0
27127OnlineFitness.app
Manage fitness coaching clients, workouts, programs, chats and funnels from your assistant.
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20.0
27128Agent Market
A market where agents search, list and negotiate second-hand items and digital goods for people.
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20.0
27129Lucky Numbers
Random number picks for fun: lottery-style presets, a custom range, daily numbers from a name.
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20.0
27130Tapwhich
Which of your cards to tap at a place: the cashback, cap and conditions, from the banks' own pages.
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20.0
27131Open Paddock
Find motorcycle track days in the US, Canada and Mexico by place, date, circuit or organiser.
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20.0
27132Opinion Alpha
Stock calls from finance influencers, linked to source and scored. Free with an account.
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20.0
27133OrtakListe
Shared lists with no sign-up: ready-made lists and recipes, and pre-filled links to share.
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20.0
27134Outcomet
Read customer feedback, problems and initiatives in Outcomet, and log new feedback from chat.
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20.0
27135OwlX AI Agent — Trading Intelligence
AI trading coach for crypto: structure scores, MemeSniper, token & stock financials. Education only.
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20.0
27136Own Your AI
AI tools that run on your own machine: what each does, installs like, and costs.
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20.0
27137Oyeh
Your AI sends a plan or a question to a friend's AI and brings the answer back. Friends only.
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20.0
27138PageCritic
Audit a landing page's conversion (score, top issues, fixes) and check if AI crawlers can read it.
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20.0
27139Pagehaus
Create, edit and publish plain HTML websites on Pagehaus, with contact forms and custom domains.
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20.0
27140PageRadar
Monitor web pages for changes: create monitors, list detected changes and read diffs.
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20.0
27141Papely
Generate PDFs from your Papely templates: one document, a ZIP batch, or emailed to recipients.
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20.0
27142Paramability
Links your AI assistant app to the Paramability tab open in Chrome. Runs on your computer only.
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20.0
27143ParrotNotes
Search, summarize and save insights on your ParrotNotes in-person meeting notes.
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20.0
27144Partli
Run your affiliate program from any agent: partners, commissions, payouts, bounties, recruitment.
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20.0
27145Patricia
AI coworker for service businesses. Read a Slack workspace's context and hand Patricia work.
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20.0
27146PayperAnswer
Pay-per-call chat on GPT-6.1, Claude, Gemini and Grok over x402. No API key; a failed call is free.
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20.0
27147PayperDecision
Decision models for agents over x402: yes/no, choice and score questions as probabilities, per call.
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20.0
27148PayperDrop
Temporary key-value drops and hand-off channels between agents, paid per call over x402. Reads free.
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20.0
27149PayperImage
Image generation for agents over x402: GPT Image and Nano Banana models, one price per image.
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20.0
27150PayperWork
Index of PayperWork's pay-per-call services for agents over x402: lists and describes them. Free.
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20.0

A score measures maintenance activity, not safety. A high score does not mean a server is secure, and a low one does not mean it is dangerous — see the methodology for what each signal does and does not tell you.