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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.
59,385
servers indexed
85
with verified activity
20.0
median score
21,857
carrying risk flags
last refreshed
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Leaderboard
Activity & maintenance, not security — how this is scored| # | Server | Flags | Stars | Change | Score |
|---|---|---|---|---|---|
| 52651 | Language Detector API Detect language from text via trigram analysis. 30+ languages, script detection. x402. | clean | — | -0.6 | 9.3 |
| 52652 | DeFi Liquidation Oracle API Real-time DeFi liquidation risk levels by protocol and asset. DeFiLlama-powered. x402. | clean | — | -0.6 | 9.3 |
| 52653 | Lorem Ipsum Generator API Generate placeholder text — paragraphs, sentences, words. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52654 | Markdown Renderer API Render markdown to styled HTML with light/dark/github themes. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52655 | Markdown to HTML API Convert markdown to clean HTML with headings, lists, code blocks. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52656 | NFT Floor Price & Rarity API NFT collection floor price, volume, holders, rarity rank via Reservoir. ETH + Base. x402. | clean | — | -0.6 | 9.3 |
| 52657 | NFT Metadata API Fetch NFT metadata — name, image, traits from contract+tokenId. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52658 | OCR Text Extraction API Extract text from images using OCR. Tesseract-powered. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52659 | Order Book Depth API Uniswap V3 pool liquidity depth analysis — price impact at 1/2/5/10% levels. x402. | clean | — | -0.6 | 9.3 |
| 52660 | Password Strength Analyzer API Password strength scoring with entropy, crack time estimation, common password detection. x402. | clean | — | -0.6 | 9.3 |
| 52661 | PDF Generator API Generate PDF from HTML or Markdown with custom pages, margins, layout. x402. | clean | — | -0.6 | 9.3 |
| 52662 | Person Enrichment API Person lookup from email: name, title, company, social profiles. x402. | clean | — | -0.6 | 9.3 |
| 52663 | Phone Number Validation API Validate phone numbers worldwide: carrier, line type, country, E.164. x402. | clean | — | -0.6 | 9.3 |
| 52664 | PII Detector API Detect PII in text: emails, phones, SSNs, credit cards, IPs. Regex + Luhn. x402. | clean | — | -0.6 | 9.3 |
| 52665 | Port Scanner API TCP port scanning — check open ports on any host. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52666 | Prediction Markets API Prediction market odds from Polymarket. Active markets, probabilities, volume. x402. | clean | — | -0.6 | 9.3 |
| 52667 | QR Code Generator API Generate QR codes from text or URLs. Returns base64 PNG. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52668 | Regex Tester API Test, validate and explain regular expressions with match highlighting. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52669 | Research Report API Multi-source research report generator with web fetching. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52670 | Screenshot & PDF Capture API Capture screenshots (PNG/JPEG/WebP) and generate PDFs from any URL. x402 payments. | clean | — | -0.6 | 9.3 |
| 52671 | Sentiment Analyzer API Analyze text sentiment, emotions, confidence scores, and key phrases. x402 USDC. | clean | — | -0.6 | 9.3 |
| 52672 | SEO Page Analyzer SEO audit any URL: meta tags, headings, links, images, Schema.org, score 0-100. x402. | clean | — | -0.6 | 9.3 |
| 52673 | Slug Generator API URL-friendly slugs from text — transliteration, custom separators. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52674 | SMS Validator API Validate SMS-capable phone numbers — mobile vs landline, E.164 format. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52675 | Social Profile Enrichment API Social media profile lookup for GitHub, Twitter/X, LinkedIn, YouTube. x402. | clean | — | -0.6 | 9.3 |
| 52676 | Solana Priority Fee Estimator API Solana priority fees at 6 levels, cost in SOL/USD, congestion. x402. | clean | — | -0.6 | 9.3 |
| 52677 | Solana Token Launch Scanner API New Solana token launches — pump.fun, Raydium, PumpSwap. Price, liquidity, volume. x402. | clean | — | -0.6 | 9.3 |
| 52678 | Solana Pool Liquidity Scanner API Solana DEX pool liquidity depth — TVL, slippage, volume, Raydium/Orca/Meteora. x402. | clean | — | -0.6 | 9.3 |
| 52679 | SSL Checker API SSL certificate check — validity, expiry, issuer, chain, grade. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52680 | Stock Price API Real-time stock quotes — price, change, volume, market cap. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52681 | Technology Stack Detection API Detect 50+ technologies on any website: CMS, frameworks, analytics, CDN. x402. | clean | — | -0.6 | 9.3 |
| 52682 | Text Classifier API Classify text into categories with confidence, readability, content type. x402. | clean | — | -0.6 | 9.3 |
| 52683 | Text to Speech API Convert text to MP3 speech audio in 50+ languages. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52684 | Text Translator API Translate text between 50+ languages with auto-detection. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52685 | Timezone Converter API Convert datetime between timezones. List all IANA zones. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52686 | Token Holders API Token holder distribution — top holders, whale count, concentration score. x402. | clean | — | -0.6 | 9.3 |
| 52687 | Token OHLCV History API Historical OHLCV candles for any token. CoinGecko + GeckoTerminal on-chain. x402. | clean | — | -0.6 | 9.3 |
| 52688 | Token Price API Real-time crypto token prices — price, 24h change, market cap, volume. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52689 | Token Safety & Contract Risk API Token safety check — honeypot, tax, proxy, blacklist, risk score. GoPlus-powered. x402. | clean | — | -0.6 | 9.3 |
| 52690 | Trust Score API Trust scoring for domains, wallets, APIs. SSL+DNS+WHOIS+headers. Score 0-100. | clean | — | -0.6 | 9.3 |
| 52691 | Twitter Scraper API Scrape Twitter/X profiles, tweets, search. No API key. Structured JSON. x402 pay-per-call. | clean | — | -0.6 | 9.3 |
| 52692 | Unit Converter API Unit conversion — length, weight, temperature, volume, speed, data. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52693 | URL Shortener API Shorten URLs with hash-based codes or custom aliases. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52694 | User Agent Parser API Parse user agents — browser, OS, device, bot detection. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52695 | UUID Generator API Generate UUIDs v4, v7, ULID, nanoid. Batch support. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52696 | Vector Search API In-memory vector search with TF-IDF and cosine similarity. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52697 | Wallet Portfolio Tracker API Crypto wallet balances, ERC-20 tokens, USD values across Base and Ethereum. x402. | clean | — | -0.6 | 9.3 |
| 52698 | Weather API Current weather and 7-day forecast for any location. OpenMeteo-powered. x402 micropayment. | clean | — | -0.6 | 9.3 |
| 52699 | Web Scraper to Markdown API Extract clean markdown from any URL. Removes boilerplate. For RAG pipelines. x402. | clean | — | -0.6 | 9.3 |
| 52700 | Web Search API Web search returning structured results — titles, URLs, snippets. x402 micropayment. | clean | — | -0.6 | 9.3 |
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.